Study sets matching "biology life science on earth"

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Study sets matching "biology life science on earth"

30 terms
BIOLOGY- LIFE ON EARTH
Evolution
The beginning looked like
Spontaneous Generation
The Urey Miller experiment
Create a series of changes; following an order
In the beginning, the earth was made of many volcanoes, stron…
(Gooseneck flask experiment) All cells (life) came from pre-e…
This experiment resulted in the production of sugars, amino a…
Evolution
Create a series of changes; following an order
The beginning looked like
In the beginning, the earth was made of many volcanoes, stron…
47 terms
Biology life on earth
what is fertilizers?
What are fertilizers used for?
What is useful about fertilizers?
What are artificial fertilizers (NPK)…
Fertilisers are substances which improve the growth of and yi…
They are used in agriculture to increase crop yields
Natural fertilisers include things like animal manure or othe…
Nitrogen:N... Phosphorous:P... Potassium: K
what is fertilizers?
Fertilisers are substances which improve the growth of and yi…
What are fertilizers used for?
They are used in agriculture to increase crop yields
11 terms
The History of Life on Earth-Science
fossil
unicellular organism
multicellular organisms
mass extinctions
the remains of organisms preserved in the Earth
organisms made up of a single cell
living things made up of many cells
periods when huge numbers of species have died or become exti…
fossil
the remains of organisms preserved in the Earth
unicellular organism
organisms made up of a single cell
47 terms
Life On Earth Biology
abiotic factor
biotic factor
biomes
fauna
A non-living part of the environment such as temperature, lig…
An interaction between living organisms such as competition,…
regions of the planet with particular climates, fauna and flora
all the animals living in an area
abiotic factor
A non-living part of the environment such as temperature, lig…
biotic factor
An interaction between living organisms such as competition,…
8 terms
Biology- Life on earth
An area of planet earth with similar s…
A biological unit consisting of living…
The role of an organism plays in an ec…
Place an organism lives (within the ec…
Biome
Ecosystem
Niche
habitats
An area of planet earth with similar s…
Biome
A biological unit consisting of living…
Ecosystem
13 terms
biology-Life on Earth
Evidence that present day organisms ha…
Fossils (4)... O,P,L,O
Conditions of early earth (6)... M,N,O,L,…
Implications of the existence of organ…
-comparison of the physiology of fossils... -Examination of the…
-Occur when quick burial of soil, sand, mud, or ice... -Prevent…
-Massive oceans existed... -No ozone layer... -Only small land mass…
-Required chemicals needed to have formed... -Needed to have com…
Evidence that present day organisms ha…
-comparison of the physiology of fossils... -Examination of the…
Fossils (4)... O,P,L,O
-Occur when quick burial of soil, sand, mud, or ice... -Prevent…
Biology - Life on Earth
Age of the earth
Steady state theory
Spontaneous generation theory
Special creation
Approximate age is 4.5 billion years
Suggests the earth and its species had no origin, they always…
Suggests that life arose spontaneously, assuming that certain…
Is upheld by most religions and suggests that God created the…
Age of the earth
Approximate age is 4.5 billion years
Steady state theory
Suggests the earth and its species had no origin, they always…
Biology life on Earth
Biome
Population
Ecosystem
Abiotic
-Rainforest ... -tunda... -desert... -artic... -temperate... -freshwater... -ma…
A group of the same species
Groups of living organisms and their non-living enviroment ma…
Non- living factor that affect ecosystems eg rainfall
Biome
-Rainforest ... -tunda... -desert... -artic... -temperate... -freshwater... -ma…
Population
A group of the same species
36 terms
Biology Life on Earth
Objective problem solving
Objective
Scientific Method
deductive reasoning
methods to observe the natural world and arrive at reasonable…
not being biased or influenced by someone's personal beliefs
make observations, come up with a hypothesis, make prediction…
when a person uses creative thinking to combine isolated fact…
Objective problem solving
methods to observe the natural world and arrive at reasonable…
Objective
not being biased or influenced by someone's personal beliefs
37 terms
Biology - Life on Earth
Biodiversity definition.
Biotic definition and examples.
Abiotic definition and examples.
Ecosystem and habitat definition.
Biodiversity means the total variation that exists among all…
Biotic factors are factors affecting a species that are direc…
Abiotic factors are non-living factors such as temperature, r…
An ecosystem is a natural biological unit of the environment…
Biodiversity definition.
Biodiversity means the total variation that exists among all…
Biotic definition and examples.
Biotic factors are factors affecting a species that are direc…
12 terms
Biology-Life on Earth
Habitat
Population
Ecosystem
Community
The place or environment where an organism lives
All the members of the same species in an ecosystem
All the organisms living together within their environment (o…
All of the plants, animals and microorganisms
Habitat
The place or environment where an organism lives
Population
All the members of the same species in an ecosystem
Biology- life on Earth
Adaptation
Alleles
Evolution
Isolating barrier
An inherited characteristic that makes an organism well suite…
Different forms of a gene. New alleles can only arise by muta…
The process of species slowly changing over a period of time.…
A feature that separates two parts of a population so they ca…
Adaptation
An inherited characteristic that makes an organism well suite…
Alleles
Different forms of a gene. New alleles can only arise by muta…
59 terms
Biology life on earth
Isolation
Mutations
Evolution
Two species
When part of a species is seperated from the rest so they can…
A reason for two different alleles arising in two isolated su…
Biological term for the gradual change in the genetic make up…
What results when different selection pressures select for di…
Isolation
When part of a species is seperated from the rest so they can…
Mutations
A reason for two different alleles arising in two isolated su…
7 terms
Biology - Life on Earth
Biodiversity
Biome
Community
Ecosystem
The variety of species present in the community of an ecosystem
Biomes are the various regions of our planet that are disting…
All the organisms present in an ecosystem
All the organisms living in a particular area and the non-liv…
Biodiversity
The variety of species present in the community of an ecosystem
Biome
Biomes are the various regions of our planet that are disting…
Biology - Life on Earth
Indicator Species
Biodiversity
Niche
Habitat
Organisms which by their presence/absense indicate environmen…
The variety and living abundance of living factors
The role occupied by an organism in an ecosystem
A place where an organism lives
Indicator Species
Organisms which by their presence/absense indicate environmen…
Biodiversity
The variety and living abundance of living factors
40 terms
Biology Life on Earth
Molecules of life
4500 Million years ago
3500 Million years ago
Primeval Earth consisted of
Carbs, proteins, lipids, nucleic acids, water (CHON)
earth was formed
Life originated on earth
vast oceans with a primordial soup of molecules, little land…
Molecules of life
Carbs, proteins, lipids, nucleic acids, water (CHON)
4500 Million years ago
earth was formed
58 terms
Biology - Life on Earth
Desertification
Deforestation
Abiotic
Community
Word used to desribe human activities which are responsible c…
The removal of woodlands and forests.
A non-living factor affecting organisms.
All the organisms within an ecosystem.
Desertification
Word used to desribe human activities which are responsible c…
Deforestation
The removal of woodlands and forests.
49 terms
Biology - Life On Earth
ecosystem
biodiversity
factors which effect biodiversity
abiotic factors
a biological unit made up of living and non-living parts/things
the variety different types of plants and animals on earth
-human impact... -biotic & abiotic factors
-temperate... -wind speed
ecosystem
a biological unit made up of living and non-living parts/things
biodiversity
the variety different types of plants and animals on earth
life on earth - biology
Describe the conditions under which fo…
Discuss the significance of the Urey a…
Discuss the ways in which developments…
Explain why the change from an anoxic…
- Fossils are any remains of past life found in rocks of diff…
- Urey and Miller performed the following experiment to prove…
- Aboriginals: Dreamtime; great supernatural beings existed i…
Available liquid water... Protection from ultraviolet (UV) rad…
Describe the conditions under which fo…
- Fossils are any remains of past life found in rocks of diff…
Discuss the significance of the Urey a…
- Urey and Miller performed the following experiment to prove…
Science (Life on earth)
Algea
Diatom
Archea
Homology or Homologous traits
biophys (plants without stems) microscopic plants
most abundant life form on earth
blue green algea
the traits or characteristics shared by a closely related org…
Algea
biophys (plants without stems) microscopic plants
Diatom
most abundant life form on earth
20 terms
Life On Earth- Biology Unit
What did the atmosphere contain on ear…
Conditions on Early Earth to Organic M…
Conditions on Early Earth to Organic M…
Conditions on Early Earth to Organic M…
-Carbon Dioxide... -Nitrogen Oxide... -Methane... -Ammonia... -Water
Glucose, Starch, glycoproteins, proteoglycans
Triacyglycerols (eg. animal fat, seed reserves), phospholipid…
Amino Acids (20), proteins, glycoproteins, proteoglycans, Nit…
What did the atmosphere contain on ear…
-Carbon Dioxide... -Nitrogen Oxide... -Methane... -Ammonia... -Water
Conditions on Early Earth to Organic M…
Glucose, Starch, glycoproteins, proteoglycans
Biology Life on Earth chapter 5
active transport
aquaporin
concentration
concentration gradient
the movement of material across a membrane through the use of…
a channel protein in the plasma membrane or a cell that is se…
the number of particles of a dissolved substance in a given u…
the difference in concentration of a substance between two pa…
active transport
the movement of material across a membrane through the use of…
aquaporin
a channel protein in the plasma membrane or a cell that is se…
27 terms
Science - Life on Earth
producer
consumer
decomposer
primary consumer
organisms that make their own food from the energy of the sun
organisms that can't make their own food and must get their e…
organisms that can't make their own food, but never kill, ins…
consumers that eat the producers in an ecosystem
producer
organisms that make their own food from the energy of the sun
consumer
organisms that can't make their own food and must get their e…
Biology, Life on Earth chapter 4
cell wall
central vacuole
centriole
chlorophyll
A protective layer external to the plasma membrane in plant c…
A large, fluid-filled vacuole occupying most of the volume of…
in animal cells, a short, barrel-shaped ring consisting of ni…
a pigment found in chloroplasts that captures light energy du…
cell wall
A protective layer external to the plasma membrane in plant c…
central vacuole
A large, fluid-filled vacuole occupying most of the volume of…
Biology- Life on earth
Biomes
Habitat
Population
Community
Various regions of our planet distinguished by their similar…
The place where an organism lives
A group of organisms of the same species in an ecosystem
The sum total of all the populations of plants and animals li…
Biomes
Various regions of our planet distinguished by their similar…
Habitat
The place where an organism lives
Biology - life on Earth
Food chain
Habitat
Niche
Interdependant
A connection where one organism feeds on the previous organis…
Area inhabitated by an organism
Roles an organism plays within a community
Organisms depending on eachother
Food chain
A connection where one organism feeds on the previous organis…
Habitat
Area inhabitated by an organism
19 terms
Biology Life on Earth
Biodiversity
Biotic Factor
Abiotic Factor
Biotic Factors
The variety of life in an ecosystem
any living component that affects another organism
Any non living component of the ecosystem that affects an org…
Predation ... Competition ... Grazing ... Disease
Biodiversity
The variety of life in an ecosystem
Biotic Factor
any living component that affects another organism
BIOLOGY- LIFE ON EARTH
Evolution
The beginning looked like
Spontaneous Generation
The Urey Miller experiment
Create a series of changes; following an order
In the beginning, the earth was made of many volcanoes, stron…
(Gooseneck flask experiment) All cells (life) came from pre-e…
This experiment resulted in the production of sugars, amino a…
Evolution
Create a series of changes; following an order
The beginning looked like
In the beginning, the earth was made of many volcanoes, stron…
23 terms
Science Life On Earth
2,000 years before Darwin
Aristotle and Lucretius
organisms "moving toward a perfect sta…
when did most people believe that each…
Pre-Darwinian Theories
Pre-Darwinian Theories
Pre-Darwinian Theories
Prior to Darwin
2,000 years before Darwin
Pre-Darwinian Theories
Aristotle and Lucretius
Pre-Darwinian Theories
16 terms
Biology: life on Earth
Abiotic factor
Biotic factor
Biodiversity
Biome
Are non-living or physical factors that effect organisms and…
Are related directly to living organisms and include factors…
Refers to the number and abundance of species.
Region of the planet with characteristic climate, flora and f…
Abiotic factor
Are non-living or physical factors that effect organisms and…
Biotic factor
Are related directly to living organisms and include factors…
36 terms
Biology-Life On Earth
Ammonium
Biomass
Carnivore
Competition
Toxic substanceformed by decomposers duringdecoposition.
Mass of living matter.
An animal that consumes other animals.
When two organisms need the same resources such as, food, lig…
Ammonium
Toxic substanceformed by decomposers duringdecoposition.
Biomass
Mass of living matter.
24 terms
Biology: Life on Earth
Biome
Fauna
Flora
2 main factors of biomes
Regions on the planet which have a particular climate.
Animal species
Plant species
Temperature and Rainfall
Biome
Regions on the planet which have a particular climate.
Fauna
Animal species
30 terms
Biology- Life on Earth
Biodiversity
Abiotic factors
Biotic factors
Biomes
Variety of different living organisms
Light intensity, pH, moisture, oxygen, temperature
Food availability, predators, grazing, disease, competition
Regions of our world which are distinguished by their climate…
Biodiversity
Variety of different living organisms
Abiotic factors
Light intensity, pH, moisture, oxygen, temperature
Biology: Life on Earth
Biotic
Abiotic
what is Biodiversity?
impact of low grazing intensity
Living factors that affect the lives of organisms and their d…
A physical non-living factor in an ecosystem which can affect…
The range of living organisms that are found in an enviroment
Dominant plants may prevail, e.g grass, making it difficult o…
Biotic
Living factors that affect the lives of organisms and their d…
Abiotic
A physical non-living factor in an ecosystem which can affect…
biology life on Earth
3 biotic factors
3 abiotic factors
3 Human influences
what is the term for the 3rd organism…
grazing, predation, competition
PH, temperature, light intensity
pollution, de-forestation, over farming
secondary consumer
3 biotic factors
grazing, predation, competition
3 abiotic factors
PH, temperature, light intensity
Biology - life on Earth
Abiotic
Biodiversity
Biome
Biotic
Non living chemical parts of the environment that affects liv…
The variety of plant and animal life in the world/particular…
A large community of plants and animal that occupies a distan…
A factor created by a living thing within an environment - th…
Abiotic
Non living chemical parts of the environment that affects liv…
Biodiversity
The variety of plant and animal life in the world/particular…
17 terms
Biology - Life on Earth
What were the gases of early Earth?
What di Urey and Miller do?
Organic Molecules
Membranes
Water, Methane, Ammonia, hydrogen, nitrogen and Carbon Dioxide
Simulated the proposed conditions of early earth. Successfull…
A molecule that is normally found in or produced by living sy…
a pliable sheet-like structure acting as a boundary, lining,…
What were the gases of early Earth?
Water, Methane, Ammonia, hydrogen, nitrogen and Carbon Dioxide
What di Urey and Miller do?
Simulated the proposed conditions of early earth. Successfull…
Biology: Life on Earth Chapter 9
Mitosis
Interphase (pre-mitosis)
Early Prophase
Late Prophase
Chromosomes in a cell nucleus are separated into two identica…
Duplicated chromosomes are in the relaxed ... uncondensed state;…
Chromosomes condense and shorten; spindle microtubules begin…
The nucleolus disappears; the nuclear envelope breaks down; s…
Mitosis
Chromosomes in a cell nucleus are separated into two identica…
Interphase (pre-mitosis)
Duplicated chromosomes are in the relaxed ... uncondensed state;…
13 terms
Preliminary Biology: Life On Earth
Organic Molecules
Orderly Universe
The Big Bang Theory
Meteorites delivering the chemical bui…
Chemical substances that are synthesized by living things and…
What is the definition of Cosmos?
Occurred 4.5 billion years ago, this event created molecules…
The transition phase between the anoxic environment to an ear…
Organic Molecules
Chemical substances that are synthesized by living things and…
Orderly Universe
What is the definition of Cosmos?
25 terms
Biology - life on Earth
What is a fertiliser?
What is a pesticide?
Example of a natural fertiliser
Another way to get rid of insects with…
A chemical used to improve crop yeild and growth
A chemical used to kill any insects doing harm or damaging a…
Manure ( animal waste )
Biological control. Biological control is wjen you use an ani…
What is a fertiliser?
A chemical used to improve crop yeild and growth
What is a pesticide?
A chemical used to kill any insects doing harm or damaging a…
35 terms
Biology: Life on Earth - Chapter Two Terminology
Acid
Acidic
Antioxidant
Atom
A substance that releases hydrogen ions when it is dissolved…
A substance with an hydrogen ion concentration exceeding the…
A molecule that reacts with a free radical, neutralizing it's…
The smallest particle of an element that still retains the pr…
Acid
A substance that releases hydrogen ions when it is dissolved…
Acidic
A substance with an hydrogen ion concentration exceeding the…
Biology: Life on Earth Chapter 13
biotechnology
DNA probe
Gel electrophoresis
plasmid
any industrial or commercial use or alteration of organisms,…
a sequence of nucleotides that is complementary to the nucleo…
a technique in which molecules (such as DNA fragments) are pl…
a small, circular piece of DNA located in the cytoplasm of ma…
biotechnology
any industrial or commercial use or alteration of organisms,…
DNA probe
a sequence of nucleotides that is complementary to the nucleo…
Biology : Life on Earth Chapter 12
Ribonucleic acid (RNA)
Messenger RNA (mRNA)
Ribosomal RNA (rRNA)
Transfer RNA (tRNA)
a molecule composed of ribose nucleotides, each of which cons…
a strand of RNA, complementary to the DNA of a gene, that con…
a type of RNA that combines with proteins to form ribosomes
a type of RNA that binds to a specific amino acid, carries it…
Ribonucleic acid (RNA)
a molecule composed of ribose nucleotides, each of which cons…
Messenger RNA (mRNA)
a strand of RNA, complementary to the DNA of a gene, that con…
Science Life on Earth
Abiotic factors
Biotic factors
Ecology
Organisms
Non-living parts of the environment
Living organisms in the environment
Studies the relationship of organisms and their environment o…
An individual animal, plant, or single-celled life form
Abiotic factors
Non-living parts of the environment
Biotic factors
Living organisms in the environment
Biology, Organizing Life on Earth
phylogenic tree
branch point
sister taxa
taxonomy
diagram used to reflect the evolutionary relationshipsamong o…
node on a phylogenic tree where a single lineage splits into…
2 lineages that diverged from the same branch point
science of classifying organisms
phylogenic tree
diagram used to reflect the evolutionary relationshipsamong o…
branch point
node on a phylogenic tree where a single lineage splits into…
Biology - Life on earth #2
Panspermia
Biochemical evolution theory
Palaeontology
Geology
The theory that life on earth originated from microorganisms…
Theory that suggest certain conditions of early earth generat…
Scientific study of fossil and all aspects of extinct life
Scientific study of the origin, history and structure of the…
Panspermia
The theory that life on earth originated from microorganisms…
Biochemical evolution theory
Theory that suggest certain conditions of early earth generat…
Biology - Life on Earth #1
2 theories of the origin of life
For it to be an organic molecule, what…
Conditions of early earth
organic molecule
1) Panspermia theory ... 2)Biochemical evolution theory
-DNA / nucleic acids,... -proteins... -Lipids... -Carbohydrates
-High temperatures... -Lots of lightning (Not constant)... -Strong…
Chemical substances that are synthesised in living organisms…
2 theories of the origin of life
1) Panspermia theory ... 2)Biochemical evolution theory
For it to be an organic molecule, what…
-DNA / nucleic acids,... -proteins... -Lipids... -Carbohydrates
Biology Origin of Life on Earth
reproductive isolation
population
evolution
the first form of life to appear was _…
some sort if barrier that will keep two organisms from reprod…
all members of a species living in the same area at the same…
how an organism changes over time
prokaryotes
reproductive isolation
some sort if barrier that will keep two organisms from reprod…
population
all members of a species living in the same area at the same…
Preliminary Biology- Life on Earth
A different culture's ideas fro origin…
Absolute & Radiometric Dating
Age of Earth
Ammonite
Creation by various Gods, spontaneous generation
Finding the time an organism was alive by studying the radioi…
4.6 Billion Years Ago
Extinct mollusc animals related to the modern octopi, squid,…
A different culture's ideas fro origin…
Creation by various Gods, spontaneous generation
Absolute & Radiometric Dating
Finding the time an organism was alive by studying the radioi…
30 terms
Biology: Life on Earth - Chapter 28
Acid Deposition
Autotroph
Biodegradable
Biogeochemical Cycle
the deposition of nitric or sulfuric acid, either in rain (ac…
"self-feeder"; normally, a photosynthetic organism; a producer
able to be broken down into harmless substances by decomposers
also called a nutrient cycle, the process by which a specific…
Acid Deposition
the deposition of nitric or sulfuric acid, either in rain (ac…
Autotroph
"self-feeder"; normally, a photosynthetic organism; a producer
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