Middle School science

1. Which of the following is NOT one of the major interactions between organisms in an ecosystem?

a.

submission

c.

competition

b.

symbiosis

d.

predation

Please select the best answer from the choices provided

2. 

Which of the following factors does NOT limit population growth?

a.

species

c.

space

b.

carrying capacity

d.

food

3. 

Which disturbance would result in primary succession?

If you count 20 beetles in a garden measuring 5 square meters, the population density of the beetles is

a.

100 beetles per square meter.

b.

20 beetles per square meter.

c.

5 beetles per square meter.

d.

4 beetles per square mete

Mutualism, commensalism, and parasitism are the three types of

a.

symbiotic relationships.

b.

predation.

c.

competition.

d.

prey adaptations.

 
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