Study sets matching "farming biology"

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Study sets matching "farming biology"

Biology: Farming
How do farmers maximise crops?
Why is temperature crucial when crowin…
How might a farmer increase CO2 levels…
What are the two types of fertilisers?
-adding fertilisers... -glasshouses... -aeration of soil... -pH of soil
Heat can increase enzyme rate and thus increase photosynthesis
Burning fossil fuels
Organic and Inorganic
How do farmers maximise crops?
-adding fertilisers... -glasshouses... -aeration of soil... -pH of soil
Why is temperature crucial when crowin…
Heat can increase enzyme rate and thus increase photosynthesis
IGCSE Biology: Fish Farming
Learning Outcome:
What is Fish Farming
Types of Fish Farming
Why?
Explain the methods which are used to farm large numbers of f…
Fish farming is the principal form of aquaculture.... Fish farmi…
Fresh Water:... *Open system, usually a lake or pond.... *Closed sy…
*Fish are high in PROTEIN, low in FAT.... *Fish are efficient at…
Learning Outcome:
Explain the methods which are used to farm large numbers of f…
What is Fish Farming
Fish farming is the principal form of aquaculture.... Fish farmi…
Biology- Farming problems
Biological control
Carbon cycle
Characteristics
Food web
Using an organism to keep the numbers of another organism und…
A model showing how carbon is cycled between living organisms…
The features of an organism
The way of showing what eats what in a habitat.
Biological control
Using an organism to keep the numbers of another organism und…
Carbon cycle
A model showing how carbon is cycled between living organisms…
Biology- Crop farming
Amino acid
Biomass
Cellulose
Compete
The building blocks of protein
The mass of material that an organism makes itself. A biomass…
Insoluble substances made from glucose, which is used to make…
When two or more organisms struggle against one another to ge…
Amino acid
The building blocks of protein
Biomass
The mass of material that an organism makes itself. A biomass…
Biology B4h - Farming
hydroponics
what do plants gain from the nutrient…
advantages of hydroponics
disadvantages of hydroponics
when plants are grown in glasshouses without soil in a nutrie…
they gain the correct concentration of minerals
-water is recycled ... -plants can be grown in poor soil... -minera…
-no support for the plant because no soil to anchor the roots…
hydroponics
when plants are grown in glasshouses without soil in a nutrie…
what do plants gain from the nutrient…
they gain the correct concentration of minerals
Biology: Fish Farming
Feeding fish can give fish:
Feeding fish too much can:
Fish need to be kept in a:
How does one protect fish farms throug…
A lot of protein for making muscle tissue and growth.
Cause over-contamination in the fish farm.
contained place.
Regularly check fish health and removing dead fish to prevent…
Feeding fish can give fish:
A lot of protein for making muscle tissue and growth.
Feeding fish too much can:
Cause over-contamination in the fish farm.
Biology-intensive farming
What is intensive farming used for ?
What are some methods involved in redu…
What is hydroponics?
What are the advantages of hydroponics?
Producing more food
1.Using herbicides to kill weeds-this means that more of the…
Where Plants grow without soil
1.minerals can be controlled more accurately ... 2.diseases can…
What is intensive farming used for ?
Producing more food
What are some methods involved in redu…
1.Using herbicides to kill weeds-this means that more of the…
Biology-Alternatives to intensive farming
What do lots of farmers use ?
What are the five organic farming tech…
What is crop rotation?
What is weeding ?
Organic farming methids
1. Use of organic fertilisers ... 2. Crop rotation ... 3. Weeding…
Growing a cycle of different crops in a field each year
Physically removing the weeds rather than spraying them with…
What do lots of farmers use ?
Organic farming methids
What are the five organic farming tech…
1. Use of organic fertilisers ... 2. Crop rotation ... 3. Weeding…
Biology A2 Farming
Biomass
Net productivity
Gross productivity
Integrated system
The total mass of biological marrer in a specific arq at a gi…
Gross productivity - respiratory loss
The Rate at which plants assimilate chemical energy usually m…
Use both biological control and chemical pesticides to increa…
Biomass
The total mass of biological marrer in a specific arq at a gi…
Net productivity
Gross productivity - respiratory loss
16 terms
Biology Farming Tables
Pesticide Advantages
Pesticide Disadvantages
Effect of introducing a natural predator
Effect of introducing a herbivore
Can be localsied... can eliminate a pest... fast acting
Reapplication needed... BIOACCUMULATION ... Can develop resistance
Reduces pest numbers
Can eat weeds
Pesticide Advantages
Can be localsied... can eliminate a pest... fast acting
Pesticide Disadvantages
Reapplication needed... BIOACCUMULATION ... Can develop resistance
11 terms
IGCSE Biology: Fish Farming
What is Fish Farming
Types of Fish Farming
Why?
How?
Fish farming is the principal form of aquaculture.... Fish farmi…
Fresh Water:... *Open system, usually a lake or pond.... *Closed sy…
*Fish are high in PROTEIN, low in FAT.... *Fish are efficient at…
Like farming, controlling variables increases yields.... Variabl…
What is Fish Farming
Fish farming is the principal form of aquaculture.... Fish farmi…
Types of Fish Farming
Fresh Water:... *Open system, usually a lake or pond.... *Closed sy…
6 terms
Biology: Factory Farming
What do the more stages in the food ch…
What happens to the energy during resp…
How can we make food chains more effic…
What do we use factory farming for?
The more stages in a food chain, the less energy and biomass…
Lots of energy is lost to respiration and in waste products
We can reduce the number of stages in a food chain
We reduce the energy loss in respiration by limiting movement…
What do the more stages in the food ch…
The more stages in a food chain, the less energy and biomass…
What happens to the energy during resp…
Lots of energy is lost to respiration and in waste products
Farming - AQA Biology A2
Equation for net productivity
How do you increase net productivity?
What is the aim of intensive farming?
Give 5 examples of intensive livestock…
NP = gross productivity - losses due to respiration
Decrease resoiratory losses or increase gross productivity
Maximise productivity of crops, meat, or milk
Restrict movement so less respiratory losses. Keep animals in…
Equation for net productivity
NP = gross productivity - losses due to respiration
How do you increase net productivity?
Decrease resoiratory losses or increase gross productivity
10 terms
Biology A2-Fertilisers and Farming
Insecticides
Herbicides
Parasites
Pathogenic bacteria and viruses
Kill insect pests that eat and damage crops so that less biom…
Kill weeds, removing direct competition with the crop for ene…
Live in or lay their eggs on a pest insect to kill or reduce…
Used to kill pests
Insecticides
Kill insect pests that eat and damage crops so that less biom…
Herbicides
Kill weeds, removing direct competition with the crop for ene…
16 terms
GCSE Biology - Farming and food production
advantages of irrigation systems
disadvantages of irrigation systems
advantages of fertilisers
disadvantages of fertilisers
provide water for growing plants therefore removing a limitin…
often withdraw water from natural sources... can lead to leachin…
increasing nitrates and phosphates going to the plant
Excess use can lead to eutrophication
advantages of irrigation systems
provide water for growing plants therefore removing a limitin…
disadvantages of irrigation systems
often withdraw water from natural sources... can lead to leachin…
IGCSE Biology (Double) Fish Farming
What does feeding fish regularly with…
What does keeping predators out by usi…
What does oxygenating the water and en…
What does the addition of pesticides a…
Rapid growth, no decaying food, food contains antibiotics, en…
food not eaten by other fish, protection, move cages to oxyge…
good supply of oxygen, limits dead organic matter
Prevents pests
What does feeding fish regularly with…
Rapid growth, no decaying food, food contains antibiotics, en…
What does keeping predators out by usi…
food not eaten by other fish, protection, move cages to oxyge…
Biology: Fish Farm
How do farmers keep predators out?
How do they keep water quality good?
Why do farmers separate the fish?
What animal eats parasitic lice?
-using a cage... -moving cage to avoid build up of bacteria
-oxygenate water... -filter the water... -introduce antibiotic and…
-prevents large fish eating smaller fish... -select high growing…
Wrasse
How do farmers keep predators out?
-using a cage... -moving cage to avoid build up of bacteria
How do they keep water quality good?
-oxygenate water... -filter the water... -introduce antibiotic and…
11 terms
OCR Biology B4 H Farming
Intensive farming
Pesticides
Insecticides
Fungicides
methods used to increase efficiency of farming... glasshouses... hy…
chemicals used to kill pests that damage crops... Insecticides,…
Chemicals used to kill insects that damage crops... Can also dam…
Chemicals used to kill fungi (mould etc)
Intensive farming
methods used to increase efficiency of farming... glasshouses... hy…
Pesticides
chemicals used to kill pests that damage crops... Insecticides,…
02 Edexcel IGCSE Biology - Digestion, Enzymes, Fermenters & Fish Farming
Ingestion
Digestion
Peristalsis
Absorption
Taking food into the body through the mouth.
The chemical and mechanical breakdown of food. It converts la…
Waves of muscle contraction that pass along the gut. Behind t…
The movement of a substance across a cell membrane by means o…
Ingestion
Taking food into the body through the mouth.
Digestion
The chemical and mechanical breakdown of food. It converts la…
Biology 151 - Chapter 10, Part 1: Farming
Some agricultural lands have been depl…
Some farming practices ___ agricultura…
Soil is a renewable resource that deve…
The accumulation of ___ is a very slow…
few decades; centuries
degrade; restore
rock; organic
topsoil
Some agricultural lands have been depl…
few decades; centuries
Some farming practices ___ agricultura…
degrade; restore
50 terms
02 Edexcel IGCSE Biology - Digestion, Enzymes, Fermenters & Fish Farming
Ingestion
Digestion
Peristalsis
Absorption
Taking food into the body through the mouth.
The chemical and mechanical breakdown of food. It converts la…
Waves of muscle contraction that pass along the gut. Behind t…
The movement of a substance across a cell membrane by means o…
Ingestion
Taking food into the body through the mouth.
Digestion
The chemical and mechanical breakdown of food. It converts la…
AQA Biology A2-Factory Farming
Factory farming
Movement restricted
Keep environment warm
Predators are excluded
Minimising energy losses from the food chain
Less energy is used in muscular contraction
Reduce heat loss from the body (for warm-blooded species)
No loss of energy to other organisms in the food web
Factory farming
Minimising energy losses from the food chain
Movement restricted
Less energy is used in muscular contraction
Biology unit 4- Farming practices and Productivity
Natural ecosystem
How does intensive farming increase pr…
How are livestock reared intensively?
What are 3 ways in which farmers reduc…
An ecosystem not changed by human activity
1.Increases efficiency of energy conversion so more of the en…
1. Animals are kept in warm,indoor pens with restricted movem…
1.Chemical pesticides... 2.Biological agents... 3.Integrated systems
Natural ecosystem
An ecosystem not changed by human activity
How does intensive farming increase pr…
1.Increases efficiency of energy conversion so more of the en…
biology 4: agricultural ecosystems, intensive farming and pests
what does agriculture aim to do?
deinfe productivity
net productivity=
what is productivity affected by in ag…
ensure that maximum amount of energy is transferred from sun…
the rate at which something is produced
gross productivity - respiratory losses
- efficiency of crop that carries out photosynthesis... - area o…
what does agriculture aim to do?
ensure that maximum amount of energy is transferred from sun…
deinfe productivity
the rate at which something is produced
46 terms
02 Edexcel IGCSE Biology - Digestion, Enzymes, Fermenters & Fish Farming
Ingestion
Digestion
Peristalsis
Absorption
Taking food into the body through the mouth.
The chemical and mechanical breakdown of food. It converts la…
Waves of muscle contraction that pass along the gut. Behind t…
The movement of a substance across a cell membrane by means o…
Ingestion
Taking food into the body through the mouth.
Digestion
The chemical and mechanical breakdown of food. It converts la…
AQA A2 Biology Chapter 5 Farming practices and productivity
What is a natural ecosystem?
What does intensive farming involve?
What do intensively farmed crops/ live…
How do intensive farming methods incre…
an ecosystem that hasn't been changed by human activity
changing an ecosystem by controlling the biotic and abiotic f…
greater net productivity than organisms in natural ecosystems
increase the efficiency of energy conversion... remove growth li…
What is a natural ecosystem?
an ecosystem that hasn't been changed by human activity
What does intensive farming involve?
changing an ecosystem by controlling the biotic and abiotic f…
Biology and Society Test #4 ( Photosynthesis, farms, and biofuels)
Photosynthesis
Chloroplasts
Usable energy
Stored energy
Transforms solar energy into the chemical energy of a carbohy…
The organells that carry on photosynthesis
Some of the energy is converted into a farm that is available…
Stored as potential energy in molecules like oil
Photosynthesis
Transforms solar energy into the chemical energy of a carbohy…
Chloroplasts
The organells that carry on photosynthesis
Biology Fish Farming, GENETIC MODIFICATION, GREENHOUSES, FERTILISERS, MICROPROPAGATION
Vector
Interspecific
Intraspecific
Transgenic
A mean of transferring genes
Different species competing for nutrients
Too many of the same species competing so large fish outcomle…
Transfer of genetic material from one species to another
Vector
A mean of transferring genes
Interspecific
Different species competing for nutrients
Biology Midterm Church Farm School (Dr. Roberts)
Independent Variable
Dependent variable
protons
Nuetrons ,isotopes
the one that is manipulated by the experimenter
the one measured by the experimenter
Atoms are defined by the number of _________ in the nucleus
Atoms of the same element with different number of _________…
Independent Variable
the one that is manipulated by the experimenter
Dependent variable
the one measured by the experimenter
48 terms
Biology Unit-2: The Cell - Key Vocabulary
cell
Cell Theory
prokaryote
eukaryote
the basic unit of all forms of life
the fundamental concept of biology that states that all livin…
unicellular organism that lacks a nucleus
organism whose cells contain a nucleus
cell
the basic unit of all forms of life
Cell Theory
the fundamental concept of biology that states that all livin…
15 terms
Urban Farming intro vocabulary
Chlorophyll
Thylakoids
Grana
Chloroplasts
Green Pigment... Main photosynthetic pigmnet... Absorbs primarily v…
dense interconnected membranous sacs inside the chloroplast
stacks of thylakoids
organelles that perform photosynthesis
Chlorophyll
Green Pigment... Main photosynthetic pigmnet... Absorbs primarily v…
Thylakoids
dense interconnected membranous sacs inside the chloroplast
9Cd : Farming problems
biological control
persistent
genetically modified plants
animal population falls
introducing a predator to eat the pests
a chemical if it does not get broken down in nature very quic…
artificially altered to do something (e.g produce more fruits )
land may be cleared of tress and hedgerows to make space for…
biological control
introducing a predator to eat the pests
persistent
a chemical if it does not get broken down in nature very quic…
17 terms
farming words
intensive farming
extensive farming
organic farming
subsistence farming
farming designed to maximise yield of produce
farming with minimum input from the farmer
farming that uses few agrochemicals so does not pollute the e…
farming for the farmers family's own needs, mainly carried ou…
intensive farming
farming designed to maximise yield of produce
extensive farming
farming with minimum input from the farmer
16 terms
Fish farming and beer production
understand the role of yeast productio…
experiment to investigate carbon dioxi…
industrial fermenters
the process of industrial fermenters
glucose (yeast)---->ethanol + CO2 + energy... starch breaks down…
small amount of water is gently boiled in boiling tube to dri…
are large tanks that can hold up 200 000 dm3 of a liquid.
at the start of the process, nutrients are fed in through pip…
understand the role of yeast productio…
glucose (yeast)---->ethanol + CO2 + energy... starch breaks down…
experiment to investigate carbon dioxi…
small amount of water is gently boiled in boiling tube to dri…
Farming
Growing high yeild crops using fertili…
Maximises yield
They don't break down and so bio-accum…
The use of other animals to control th…
Give two examples of intensive farm practices
Intensive farming does what to the yield?
What is the issue with some insecticides? Give an example.
What is biological control?
Growing high yeild crops using fertili…
Give two examples of intensive farm practices
Maximises yield
Intensive farming does what to the yield?
26 terms
Biology: Chapter 6 Humans in the Biosphere
subsistence hunting
green revolution
renewable resource
nonrenewable resource
hunting to acquire basic necessities for survival
introduction of intensive farming practices that lead to a su…
resource that can regenerate quickly by natural means
resource that is not quickly replenished by natural processes
subsistence hunting
hunting to acquire basic necessities for survival
green revolution
introduction of intensive farming practices that lead to a su…
Biology, Ch. 1
biology
organisms
habitats
botany
the study of living things
living things
regions where particular organisms normally live
the study of plants
biology
the study of living things
organisms
living things
47 terms
Biology 1st Semester Final
diatoms
Protists
algae
Protist habitat
______ are a type of alga, pectin and silica (like glass) cel…
A eukaryotic organism that cannot be classified as an animal,…
a plant-like (photosynthetic) member of the protist group; ca…
found almost anywhere there is water
diatoms
______ are a type of alga, pectin and silica (like glass) cel…
Protists
A eukaryotic organism that cannot be classified as an animal,…
Fish farming (5.9)
Why do we farm fish?
Why do we used fish farming?
Advantages of farmed fish
what is intraspecific predation
Fish are a source of protein in many diets, humans consume a…
Fish farms are used to supply fish because: the fish's food s…
- Guaranteed harvest... - No need to invest in boats/nets... - Much…
fish being bred eating each other
Why do we farm fish?
Fish are a source of protein in many diets, humans consume a…
Why do we used fish farming?
Fish farms are used to supply fish because: the fish's food s…
15 terms
Biology Section 15.2: Bacteria
Nucleoid
Capsule
Aerobic bacteria
Anaerobic bacteria
a nuclear region in bacteria where DNA is concentrated
a protective coating located outside the cell wall in bacteria
a variety of bacterium that requires oxygen for metabolism
a variety of bacterium that does not require oxygen for metab…
Nucleoid
a nuclear region in bacteria where DNA is concentrated
Capsule
a protective coating located outside the cell wall in bacteria
Fish Farming
Maintenance of water quality
Removal of waste products
Feeding
Prevention of inter-specific competition
Water circulates throughout cages;... This ensures oxygen is eve…
Prevents build-up of bacteria, which would deplete oxygen lev…
Small amounts of food are supplied regularly;... This prevents b…
Nets to keep out predators;... Different cages for different spe…
Maintenance of water quality
Water circulates throughout cages;... This ensures oxygen is eve…
Removal of waste products
Prevents build-up of bacteria, which would deplete oxygen lev…
Biology Chapter 6 Vocab
Monoculture,
renewable rersource
Non-Renewable Resource
Sustainable development
Farming strategy of planting a single, highly productive crop…
Resource that can be produced or replaced by healthy ecosyste…
Resource that cannot be replenished by a natural process with…
Strategy for using natural resources without depleting them a…
Monoculture,
Farming strategy of planting a single, highly productive crop…
renewable rersource
Resource that can be produced or replaced by healthy ecosyste…
12 terms
Farming
How are crops intensively farmed for h…
What are pests?
How can pests be controlled?
What are pesticides?
select suitable location (sunlight, water, minerals)... clear a…
organisms that harm plants/crops - other plants (weeds) acts…
pesticides or biological control
chemical sprays that kill the pest, for weeds = herbicide,... i…
How are crops intensively farmed for h…
select suitable location (sunlight, water, minerals)... clear a…
What are pests?
organisms that harm plants/crops - other plants (weeds) acts…
Biology Chapters 5-6 Vocab
Population Density
Age structure
Immigration
Emigration
Number of individuals per unit area.
Number of males and females of each age in a population.
Movement of individuals into an area occupied by an existing…
Movement of individuals out of an area.
Population Density
Number of individuals per unit area.
Age structure
Number of males and females of each age in a population.
33 terms
Food, Farming & Agriculture
chronically undernourished
famine
malnourishment
anemia
people whose diet does not provide the 2200 kcal per day, on…
acute food shortages, characterized by large-scale loss of li…
a nutritional imbalance caused by lack of specific dietary co…
low levels of hemoglobin due to iron deficiency or lack of re…
chronically undernourished
people whose diet does not provide the 2200 kcal per day, on…
famine
acute food shortages, characterized by large-scale loss of li…
46 terms
Biology: Chapter 6 Humans in the Biosphere
subsistence hunting
green revolution
renewable resource
nonrenewable resource
Hunting to acquire basic necessities for survival.
Introduction of intensive farming practices that lead to a su…
Resource that can regenerate quickly and that is replaceable.
Resource that can not be replenished by natural processes.
subsistence hunting
Hunting to acquire basic necessities for survival.
green revolution
Introduction of intensive farming practices that lead to a su…
8 terms
Food production, Fish farming and Selective breeding
glasshouses and polytene tunnels
increase in temperature in glasshouses
increase in carbon dioxide level in gl…
fertiliser
-increase yield of certain crops... -conditions can be controlle…
-reactions happen faster when there is more heat, e.g. photos…
-increase rate of photosynthesis... -the more photosynthesis the…
-make crops grow faster and bigger so that crop yields are in…
glasshouses and polytene tunnels
-increase yield of certain crops... -conditions can be controlle…
increase in temperature in glasshouses
-reactions happen faster when there is more heat, e.g. photos…
25 terms
Biology Vocabulary Chapter 6
agriculture
green revolution
monoculture
substance hunting
The practice of farming
introduction of intensive farming practies that lead to a sub…
farming strategy in which large fields are cleared, plowed an…
hunting only to acquire basic necessities for survival; makes…
agriculture
The practice of farming
green revolution
introduction of intensive farming practies that lead to a sub…
5 terms
Fish farming
energy, swim, interspecific
pellets, energy, bigger
tanks, survive, food, eat, intraspecific
disease, pesticides, selectively
Fish farming in cages in the sea:... The fish are kept in cages…
Fish farming in cages in the sea:... The fish are fed on a diet…
Fish farming in cages in the sea:... Young fish are reared in sp…
Fish farming in cages in the sea:... Fish kept in cages are more…
energy, swim, interspecific
Fish farming in cages in the sea:... The fish are kept in cages…
pellets, energy, bigger
Fish farming in cages in the sea:... The fish are fed on a diet…
23 terms
IL Biology - (part 3)
Vanishing Species: Biodiversity... Import…
Vanishing Species: Biodiversity... Brings…
Vanishing Species: Biodiversity... Import…
Vanishing Species: Loss of Biodiversit…
Living things are interdependent: niches for other living thi…
Stability to the Ecosystem; Ecosystems are stable if their bi…
Ensures there will be a supply of living things, some of whic…
The disappearance of a species when the last its members dies…
Vanishing Species: Biodiversity... Import…
Living things are interdependent: niches for other living thi…
Vanishing Species: Biodiversity... Brings…
Stability to the Ecosystem; Ecosystems are stable if their bi…
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