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Study sets matching "farming biology"

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Study sets matching "farming biology"

13 terms
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
11 terms
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…
17 terms
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…
13 terms
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…
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
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,…
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…
43 terms
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
6 terms
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…
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…
15 terms
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…
39 terms
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…
17 terms
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
22 terms
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
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…
16 terms
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
11 terms
Mfg A2 biology unit 4 energy transfer and farming practices
What is the difference between a food…
Producer
Net productivity
Calculation for net productivity
A food chain shows the simple lines of energy transfer wherea…
Plants that convert sunlight energy by photosynthesis for oth…
Amount of energy that is available to the next trophic level
Net productivity = gross productivity - respiratory loss
What is the difference between a food…
A food chain shows the simple lines of energy transfer wherea…
Producer
Plants that convert sunlight energy by photosynthesis for oth…
81 terms
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
20 terms
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…
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
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
6 terms
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…
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…
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…
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…
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…
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
59 terms
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,…
9 terms
Biology Chapter 6
monoculture
renewable resource
nonrenewable resource
desertification
Farming strategy in which large fields are planted with a sin…
A natural resource that can be replaced at the same rate at w…
A resource that cannot be replaced as quickly as it is used
Degradation of land, especially in semiarid areas, primarily…
monoculture
Farming strategy in which large fields are planted with a sin…
renewable resource
A natural resource that can be replaced at the same rate at w…
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…
12 terms
Pollution Sources
airplane
landfill
logging
pets
airplane
landfill
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.
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…
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…
23 terms
Farming and fish farming
Define yield
How do greenhouses help crop productio…
How do greenhouses help crop productio…
How do greenhouses help crop productio…
Amount of products that can be sold for profit
Increase temperature and rate of enzyme reactions. So photosy…
Glass allows natural light in for photosynthesis.
Burning fossil fuels raises temp and produces co2. Co2 needed…
Define yield
Amount of products that can be sold for profit
How do greenhouses help crop productio…
Increase temperature and rate of enzyme reactions. So photosy…
15 terms
Intensive farming
Intensive farming is used to
Intensive farming means trying to
The 3 main ways farmers try to make th…
Using herbicides kills
produce more food
produce as much food as possible from your land, animals and…
herbicides, pesticides and battery farming
weeds which allows more of the suns energy to fall on crops i…
Intensive farming is used to
produce more food
Intensive farming means trying to
produce as much food as possible from your land, animals and…
19 terms
Pearson Texas Biology: Chapter 6 Humans in the Biosphere N. Walker
Monoculture
Renewable resource
Nonrenewable resource
Sustainable development
The planting of large areas with a single highly productive c…
Can be produced and/or replaced by a healthy. ecosystem.
When natural processes cannot replenish resources within a re…
Using natural resources to meet our needs without causing lon…
Monoculture
The planting of large areas with a single highly productive c…
Renewable resource
Can be produced and/or replaced by a healthy. ecosystem.
9 terms
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 growth of bacteria, which would deplete oxygen level…
Small quantities of food are supplied frequently;... This preven…
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 growth of bacteria, which would deplete oxygen level…
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…
10 terms
Fish farming
Maintaining water quality1(remove)
Maintaining water quality2(prevent)
Maintains water quality3(more)
Control disease1(reduce)
Remove faeces
Prevent eutrophication
More oxygen
Reduce numbers
Maintaining water quality1(remove)
Remove faeces
Maintaining water quality2(prevent)
Prevent eutrophication
19 terms
Biology - Chapter 6 - Humans in the Biosphere- Mod
monoculture
renewable resources
nonrenewable resources
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 resources
resource that can be produced or replaced by healthy ecosyste…
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…
13 terms
Fish farming
Attracted by fish
Use nets... Cover cage
Fish waste, fertilisers and nutrients
Remove the waste, reduce the use of fe…
Cause of an increase of bird predators in the area
Solution of an increase of bird predators in the area
Cause of an increase of growing algae
Solutions of an increase of growing algae
Attracted by fish
Cause of an increase of bird predators in the area
Use nets... Cover cage
Solution of an increase of bird predators in the area
26 terms
Biology Chapter 4 Adams High School Population
Population density
Dispersion - Random
Dispersion - Clumped
Dispersion - Uniform
How many people there are in certain area of land.
Individuals are spread randomly within a certain area.
Individuals are clustered together
Even spacing of individuals
Population density
How many people there are in certain area of land.
Dispersion - Random
Individuals are spread randomly within a certain area.
23 terms
BIO 4 Energy flow and farming to maximise productivity
Explain how energy is transferred into…
Suggest two reasons why not all of the…
Explain why a food chain rarely contai…
Give two ways in which energy is lost…
Light / solar energy used for photosynthesis;... Synthesis of ma…
Light missed plant / leaf/ chloroplast / reflected;... wrong wav…
Energy losses (at each trophic level) / energy use;... In named…
energy is lost in respiration;... (small amount is) lost as heat…
Explain how energy is transferred into…
Light / solar energy used for photosynthesis;... Synthesis of ma…
Suggest two reasons why not all of the…
Light missed plant / leaf/ chloroplast / reflected;... wrong wav…
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