Life Science 3rd Quarter 11 - 20: Question Preview (ID: 8546)

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What happens to a population when the birthrate exceeds the death rate?
a) decreases
b) remains the same
c) increases

In an energy pyramid, where would you find the most energy?
a) top
b) middle
c) bottom

A crocodile eats a fish. This is an example of what kind of relationship?
a) mutualism
b) parasitism
c) predator/prey

Mutualism is two species living together in a relationship in which both benefit. Which pair represents mutualism?
a) mosquito and human
b) roundworms and dogs
c) Nemo and sea anemone

When on species is helped and the other is harmed in a symbiotic relationship, this is called:
a) parasitism
b) mutualism
c) consumerism

What is glucose?
a) salt
b) sugar
c) carbon

Insecticides are intended to kill:
a) humans
b) plants
c) insects

Climate is an important abiotic factor to an ecosystem because it:
a) affects everything that lives there
b) it affects the oxygen in the air
c) it effects sunglight

This term consists of both living and nonliving features in an environment:
a) niche
b) habitat
c) ecosystem

This biome contains permafrost which is really frozen soil:
a) tundra
b) rain forest
c) taiga

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