Biology

Question 1

1A primary consumer is a

Easy

A. carnivore B. omnivore C. herbivore D. decomposer

Question 2

2Scavengers feed on

Easy

A. plants only B. live prey C. sunlight D. dead animals

Question 3

3Producers in a food chain are

Easy

A. herbivores B. carnivores C. decomposers D. green plants

Question 4

4The total mass of living organisms in an area is the

Easy

A. density B. population C. habitat D. biomass

Question 5

5Nutrients are lost completely from the ecosystem.

Easy

A. True B. False

Question 6

6In a food chain, bioaccumulation of pesticides is highest in

Medium

A. producers B. decomposers C. top consumers D. primary consumers

Question 7

7Decomposers are part of every food chain.

Easy

A. True B. False

Question 8

8Decomposers

Easy

A. make food B. fix nitrogen C. eat plants D. break down dead organisms

Question 9

9An organism that feeds on both plants and animals is

Easy

A. a carnivore B. a herbivore C. a producer D. an omnivore

Question 10

10Most energy is lost between trophic levels through

Easy

A. osmosis B. photosynthesis C. reproduction D. respiration and heat