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Science 7 Review 4

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

What do we call animals that feed on meat only?

a)

Herbivores

b)

Omnivores

c)

Carnivores

d)

Hungry animals

2.

What type of ecological relationship involves organisms living in close nutritional relationships? It also allows one or both organisms to be beneficial to each other.

a)

Non-symbiotic relationship

b)

Symbiotic relationship

c)

Neutral Relationship

d)

Beneficial Relationship

3.

What type of symbiotic relationship involves organisms that mutually benefit from each other?

a)

predation

b)

mutualism

c)

commensalism

d)

parasitism

4.

Dodder plants cannot perform photosynthesis. They wind around their host plant and absorb the nutrients and water from the host. What type of relationship does this show?

a)

Parasitism

b)

Competition

c)

Commensalism

d)

Mutualism

5.

What relationship occurs between plants planted side by side?

a)

Mutualism

b)

Parasitism

c)

Competition

d)

Predation

6.

A hawk targets a mice for lunch. What kind of relationship is this?

a)

Competition

b)

Mutualism

c)

Predation

d)

Commensalism

7.

Which of the following choices represents the feeing relationships between organisms in an ecosystem?

a)

community

b)

food chain

c)

non-symbiotic relationship

d)

symbiotic relationship

8.

Which of the following choices refers to a series of interlinked food chain?

a)

food chain

b)

food web

c)

food pyramid

d)

energy pyramid

9.

How many percent of energy is being transferred to the next trophic level?

a)

5%

b)

10%

c)

15%

d)

20%

10.

An animal feeds on other organisms. It feeds on both plants and animals. Which of the following would best describe this animal?

a)

herbivore

b)

omnivore

c)

carnivore

d)

producer