Questions from Conceptual Biology

Q: The ______ cycle is a sedimentary cycle. a. phosphorus

The ______ cycle is a sedimentary cycle. a. phosphorus b. carbon c. nitrogen d. water

Q: Earth’s largest phosphorus reservoir is ________. a. the atmosphere

Earth’s largest phosphorus reservoir is ________. a. the atmosphere b. the ocean c. sedimentary rock d. living organisms

Q: Plant growth requires uptake of ________ from the soil. a

Plant growth requires uptake of ________ from the soil. a. nitrogen b. carbon c. phosphorus d. both a and c e. all of the above

Q: As a result of ________, an old animal usually has more pollutants

As a result of ________, an old animal usually has more pollutants in its body than a young one. a. bioaccumulation b. biological magnification

Q: Nitrogen fixation converts to ________. a. nitrogen gas; ammonia

Nitrogen fixation converts to ________. a. nitrogen gas; ammonia b. nitrates; nitrites c. ammonia; nitrogen gas d. ammonia; nitrates e. nitrogen gas; nitrogen oxides

Q: Burning fossil fuel releases ______ into the air. a.

Burning fossil fuel releases ______ into the air. a. carbon dioxide b. nitrous oxide c. phosphates d. a and b

Q: With antibiotic resistance rising, researchers are looking for ways to reduce

With antibiotic resistance rising, researchers are looking for ways to reduce use of these drugs. Some cattle once fed antibiotic-laced food now get probiotic feed that can bolster populations of help...

Q: The type of physical environment in which a species typically lives is

The type of physical environment in which a species typically lives is its ______. a. niche b. habitat c. community d. population

Q: Flightless birds that live on islands often have relatives on the mainland

Flightless birds that live on islands often have relatives on the mainland that can fly. The island species presumably evolved from fliers that, in the absences of predators, lost their ability to fly...

Q: Which cannot be a symbiosis? a. mutualism b

Which cannot be a symbiosis? a. mutualism b. parasitism c. commensalism d. interspecific competition