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EnvMicro_Quiz6

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Neutralism :

a)

Positive interaction

b)

Occurs frequently

c)

Negative interaction

d)

In oligotrophic lakes

2.

Both parties benefit from non-obligatory relationship:

a)

Commensalism

b)

Cooperation

c)

Mutualism

d)

Amensalism

3.

Lichens as a model of “controlled parasitism”:

a)

Occurs in nutrient rich conditions

b)

Phycobiont is the parasite

c)

Only in old/mature lichens

d)

Mycobiont is the parasite

4.

In competition, primary resources seek are all except:

a)

Organic molecules

b)

Host cells

c)

Toxic metabolites

d)

Water

5.

Which is a negative interaction:

a)

Amensalism

b)

Mutualism

c)

Synergism

d)

Commensalism

6.

An interaction where both species gain benefit:

a)

Amensalism

b)

Parasitism

c)

Commensalism

d)

Mutualism

7.

An interaction where both species experience loss:

a)

Amensalism

b)

Competition

c)

Parasitism

d)

Predation

8.

Nitrosomonas and Nitrobacter are examples of:

a)

Amensalism

b)

Parasitism

c)

Commensalism

d)

Mutualism

9.

Microbes with amensalism have potential application as :

a)

Biofertilizers

b)

Industrial catalysis

c)

Biopesticide

d)

Anticancer agents

10.

Mycoparasitism is a typical mechanism by:

a)

Lichens

b)

Actinobacteria

c)

Trichoderma

d)

Cyanobacteria