Natural selection
Natural selection is not based on
A. The way individuals adapt to their environment and thereby evolve
B. Genes that have adapted to certain environments, or other bacteria, and those genes are passed on their offspring
A.Variation, Inheritance, Selection, Time, and Adaptation.
when humans burn fossil fuels, most of the carbon quickly enters the ___________as carbon dioxide
A. water
B.atmosphere
C.sun
D.Air
B. Atmosphere
what is the pigment in the chloroplast that performs photosynthesis?
A. Chlorosynthesis
B. chlorophyll
C. ADP
D. Electron Transport
B. chlorophyll
which of the following is the first reaction in aerobic respiration?
A. Glycolysis
B. Krebs Cycle
C. Electron Transport chain
D. Calvin Cycle
A. Glycolysis
What is Ecological succession?
A. A slow change in an environment
B. A change that takes days in an environment.
C. No change
D. Abiotic Change
A. A slow change in an enviroment
what must take place in a population before natural selection can occur in that population?
A. Multiple variations of an organism
B. genetic variation among individuals
B. genetic variation among individuals
Which one of these does not add CO2 to the atmosphere?
A. cooking with gas
B. planting trees
C. burning wood
D. riding in a bus
B. planting trees
What are the products of photosynthesis?
A. water and carbon dioxide
B. oxygen and glucose
C. oxygen and carbon dioxide
D. oxygen and water
B. oxygen and glucose
which of the following is a reactant for aerobic respiration?
A. ATP
B. Carbon Dioxide
C. Glucose
D. Water
C.Glucose
what are examples of pioneer species in a primary succession?
A. Bushes and shrubs
B. Oak trees
C. Mosses And Lichens
D. A rose Bush
C. Mossess and Lichens
evolution is the exact same process as natural selection?
A. True
B. false
B. false
combustion is another word for _________.
A. a train
B. a bus
C. a dog
D. burning
D. burning
what is photosynthesis?
A. The process in which humans eat their food
B. when a photographer takes a photo
C. to get your pictures from the photo lab
D. The process in which plants make their food
D. the process in which plants make their food
how is chemical energy released in a cell?
A. forming bands
B. Breaking band
C. forming Atoms
D. Breaking down atoms
B. Breaking Atoms
A pioneer species is.....?
A. A large organism
B. The first organism to adapt to a new environment
C. The best organism
D. Abiotic organism
B. The first organism to adapt to a new environment
Wich is a correct observation or inference on what natural selection is based on?
A.poorly adapted individuals never produce offspring.
B. the poorly adapted genes are more likely to move on in offspring
A. poorly adapted individuals never produce offspring
what does not produce carbon dioxide?
A. photosynthesis
B. burning fossil fuels
C. animal respiration
D. plants decaying
A. photosynthesis
which of the following is the correct equation for photosynthesis?
A. CO2 + light + H2O --> O2 + sugar
B. CO2 + sugar + H2O -->O2 + sugar
C. o2 + light + H2O ---> CO2 + sugar
D. CO2 + O2 + H2O ---> Light + sugar
A. CO2 + light + H2O ---> O2 + sugar
What molecule do animal and plant cells use the power processes in the cell?
A. ATP
B. Glucose
C. NADH
D. Oxygen Gas
A. ATP
A large tree forest is an example of...........
A. a small community
B. A abiotic community
C. a climax community
D. A pioneer species
C. A climax community
Given a population that contains genetic variation, what is the correct sequence of the following events, under the influence of natural selection?
A.)1. A change occurs in a environment.
2. Well adapted genes are passed on through offspring.
3.The following offspring thrives in the adapted environment.
B.)1. A change occurs in the environment
2.Poorly adapted individuals have decreased survivorship.
3.Well-adapted individuals leave more offspring than do poorly adapted individuals.
4.Genetic frequencies within the population change.
B A change occurs in the environment
2. Poorly adapted individuals have decreased survivorship.
3. well-adapted individuals leave more offspring than do poorly adapted individuals.
4. Genetic frequencies within the population change.
how do living organisms return carbon to the atmosphere in the carbon cycle?
A. respiration and photosynthesis
B. decomposition and respiration
B. decomposition and respiration
Where do plants get the energy for photosynthesis to take place?
A. nutrients in the soil
B. The sun
C. Chlorophyll
D. Bee pollination
B. the sun
Wich part of aerobic respiration Makes The most ATP?
A. Calvin Cycle
B. electron Transport Chain
C. Glycolysis
D. Krebs Cycle
B. Electron Transport Chain
which is the correct order in a primary succession?
A. Rocks, lichens and Mosses, bushes and shrubs, trees
B. Lichens and mosses rocks, trees, bushes, and shrubs
C.Trees, Bushes, and Shrubs lichens and mosses lichens and mosses
D. Rocks, Grass, Trees, Bushes and shrubs
A. Rocks , lichens and Mosses, Bushes and shrubs, Trees