Interdependence of Animals and Plants - Questions

Competency Goal 1: Students will have an understanding of the interdependence of plants and animals.


Questions:

1. Organisms that produce their own food through the process of photosynthesis are called______________________.

A.  decomposers C.  producers
B.  consumers D.  scavengers

2. Individual organisms of the same kind living in the same environment form a ____________________.

A.  food chain C.  community
B.  habitat D.  population

3. A _______________ shows the relationships between many different food chains in a single ecosystem.

A.  food web C.  population
B.  niche D.  habitat

4. An ecosystem is made up of a community and its_________.

A.  population C.  niche
B.  environment D.  landforms

5. The place in the ecosystem where each population lives.

A.  niche
B.  population
C.  habitat
D.  community

6.  In a healthy ecosystem, populations of living things are ________.

A.  enemies C.  interdependent
B.  independent D.  large

7.  The types and number of animals in an ecosystem are determined by the ______________.

A.  types and number of plants C.  types and number of individuals
B.  types and number of communities D.  population density

8. A contest between organisms for limited resources is ________.

A.  instinct C.  threatened
B.  exotic D.  competition

9. A __________ is a consumer that breaks down tissue of decaying organisms.

A.  decomposer C.  consumer
B.  producers D.  scavengers

10.  Which of the following is not a natural cause for a population decline?

A.  drought C. pesticides
B.  floods D.  hurricanes

11.  Most declines in populations of organisms today are caused by____.

A.  human activity C.  disease
B.  natural disasters D.  old age

12.  Species become ___________ after a population dies out.

A.  threatened C.  extinct
B.  active D.  ill