Soil (CBSE-NET (UGC) Environmental Science (Paper-II & Paper-III)): Questions 10 - 12 of 12

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Question number: 10

» Soil » Soil Micro-Organisms and Functions

Appeared in Year: 2009

MCQ▾

Question

The term oligotrophic refers to – (December)

Choices

Choice (4) Response
a.

Algal blooms

b.

Higher nutrients in water

c.

High aquatic productivity

d.

Low nutrients and low productivity

Question number: 11

» Soil » Soil Micro-Organisms and Functions

Appeared in Year: 2009

MCQ▾

Question

Which of the following have algae as Symbionts?

Choices

Choice (4) Response
a.

Mango tree

b.

Pinus

c.

Coralloid roots of cycas

d.

Walnut

Question number: 12

» Soil » Fungicides and Weedicides

Appeared in Year: 2009

MCQ▾

Question

Which of the following can be used for biological destruction of undesired fungal mass? (June)

Choices

Choice (4) Response
a.

Bacteriophages

b.

Mycophages

c.

HIV

d.

TMV

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