Environmental Biology MCQ
1. The book our stolen future was important because it ________.
Answer
Correct Answer:
Was the first book to focus on the impacts of endocrine-disrupting chemicals
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2. Precipitation occurs on the __________ of the mountain range, while the __________ is dry.
Answer
Correct Answer:
Windward side; leeward side
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3. In developing nations, such as india and nigeria, ________.
Answer
Correct Answer:
Rural people are moving to the cities in large numbers
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4. Pcb contamination of the environment ________.
Answer
Correct Answer:
Is a continuing problem because PCBs are non-biodegradable and persist in the environment.
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5. The energy content and biomass of ________ is lowest in any food web.
Answer
Correct Answer:
Top carnivores
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6. When populations approach their carrying capacity, their resources ________.
Answer
Correct Answer:
Become more scarce as growth rate becomes zero
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7. During the past half-century, global food production has ________ world population growth.
Answer
Correct Answer:
Grown at a faster rate than
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8. Desert regions occur __________, and always have a(n) __________ climate zone adjacent to them.
Answer
Correct Answer:
On every continent; steppe
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9. The sustainable use of rainforest resources is exemplified by _______.
Answer
Correct Answer:
Harvesting nuts
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10. Zonation in aquatic zones includes all of the following except the ________ zone.
Answer
Correct Answer:
Detritus.
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11. The largest pool of carbon in the carbon cycle is ________.
Answer
Correct Answer:
Sedimentary rock
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12. Mercury is to methylmercury as ddt is to ________.
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13. Air pollution is best defined as ________
Answer
Correct Answer:
Gases or particles present in high enough concentrations in the atmosphere to harm humans, other organisms and structures
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14. The ecological footprint of the united states ______.
Answer
Correct Answer:
Shows that Americans consume a disproportionate amount of food and fuel
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15. The concept of the trophic pyramid reflects ________________.
Answer
Correct Answer:
The fact that each transfer of energy as you move up the food web results in a loss of about 90%
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16. Most of the forests in the united states are _____..
Answer
Correct Answer:
Secondary forest
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17. Human activities such as the ____________ release large quantities of sulfur.
Answer
Correct Answer:
Burning of fossil fuels.
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18. Considering both biotic and abiotic components of the environment is characteristic of _______.
Answer
Correct Answer:
Is an example of local biological wastewater treatment plant.
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19. Conservation biologists define a region as a biodiversity hotspot if ________.
Answer
Correct Answer:
There is an unusually large number of endemic species threatened by humans
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20. All organisms in the kingdom _________ must be viewed using a microscope.
Answer
Correct Answer:
Archaebacteria
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21. All forms of life on earth are linked together in relationships involving _____.
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22. All earth systems are connected through _____.
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23. All animals are _______.
Answer
Correct Answer:
Consumers
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24. A trophic cascade is the effect of ________ on ________.
Answer
Correct Answer:
Top consumers; abundance of lower consumers
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25. A niche specialist is ________.
Answer
Correct Answer:
More likely to go extinct than a niche generalist
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26. When technology is available, the next step in dr. cattolico?s research will be _______.
Answer
Correct Answer:
Increasing the amount of algae grown at one time
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Biology MCQs | Topic-wise