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Interactions
Test Description: Interactions among organisms
Instructions: Answer all questions to get your test result.
1) How does a species survive a climate change over thousands of years?
A
it reproduces more rapidly
B
it adapts to the changing climate
C
it makes no changes
D
it hibernates and waits for better climate conditions
2) Coyotes are beginning to move back into areas where humans live. They have learned to feed off of human garbage and small pets. This is an example of _____.
A
speciation
B
adaptation
C
biodiversity
D
population shift
3) Which of the following could most easily survive in a saltwater marsh ecosystem?
A
crab
B
octopus
C
dolphin
D
penguin
4) Identify the statement that describes the relationship between a community and an ecosystem
A
communities are found within ecosystems
B
communities and ecosystems are unrelated
C
communities and ecosystems are the same thing
D
ecosystems are found within communities
5) Which waste product from humans do plants use for photosynthesis?
A
decaying matter
B
oxygen
C
hydrogen
D
carbon dioxide
6) The transfer of nitrogen from the atmosphere to the soil, to living organisms, and back to the atmosphere is called the
A
nitrogen cycle
B
nitrogen fixation
C
soil nitrogen
D
nitrogen assimilation
7) How are burning fossil fuels and burning calories during exercise similar
A
both processes produce O2
B
both processes produce CO2
C
both processes are significant contributors to global warming
D
both processes break down food
8) nitrogen is returned to soil and air when _____
A
bacteria produce it and leave it as waste
B
the atmosphere needs more
C
animals release it when breathing
D
plants and animals die and decay
9) When a group of animals overpopulates an area, the food supply runs low. What can relieve this situation?
A
increasing the age of the population
B
using a fence to split the area in half
C
migration of individuals to another area
D
surrounding the area with a fence
10) Organisms in overpopulated areas struggle to survive because ________
A
there is not enough sunlight
B
there is not enough space
C
there is not enough food, water, and shelter
D
there are not enough mates
*select an answer for all questions
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