Ecosystems-Community Ecology [NTA-NET (UGC-NET) Environmental Science (89)]: Questions 1 - 5 of 14

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Question 1

Appeared in Year: 2019

Question MCQ▾

Predators and parasites are similar in that, both can be characterised by (July)

Choices

Choice (4)Response

a.

-/- interaction

b.

+/ + interaction

c.

+/0 interaction

d.

+/- interaction

Edit

Question 2

Appeared in Year: 2018

Question MCQ▾

Lacustrine zone in a reservoir

(i) Is broad deep lake-like basin

(ii) Is autochthonous

(iii) Has P > R

(iv) Has turbid water

Choices

Choice (4)Response

a.

Only (i) , (iii) , (iv)

b.

Only (i) , (ii) , (iii)

c.

Only (ii) , (iii) , (iv)

d.

(i) , (ii) , (iii) and (iv)

Edit

Question 3

Appeared in Year: 2017

Question MCQ▾

Characteristics of successful invasive plant species are: (January)

a. Rapid growth and early flowering.

b. High phenotypic plasticity

c. Production of large number of seeds

Choose the correct answer:

Choices

Choice (4)Response

a.

a and b only

b.

a only

c.

b and c only

d.

All a., b. and c. are correct

Edit

Question 4

Appeared in Year: 2019

Question MCQ▾

Mycorrhizae enhances plant nutrition mainly by (July)

Choices

Choice (4)Response

a.

Enhancing root growth

b.

Providing sugar to root cells

c.

Converting atmospheric nitrogen to ammonia

d.

Absorbing water and minerals

Edit

Question 5

Appeared in Year: 2017

Question MCQ▾

Drugs that prevent the formation of bacterial cell wall are (January)

Choices

Choice (4)Response

a.

Quinolones

b.

Tetracyclines

c.

Aminoglycocides

d.

Beta-lactams

Edit