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

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Question 1

Appeared in Year: 2011

Question MCQ▾

For the following Poisson distribution

the value of the mean is – (December)

Choices

Choice (4)Response

a.

1

b.

2

c.

4

d.

Edit

Question 2

Appeared in Year: 2015

Question MCQ▾

As the population growth rate increases the doubling time: (June)

Choices

Choice (4)Response

a.

Decrease

b.

Increase

c.

Double

d.

Remain constant

Edit

Question 3

Appeared in Year: 2011

Question MCQ▾

The amount of biomass which can be sustained under steady state condition of an ecosystem is termed as – (December)

Choices

Choice (4)Response

a.

Primary productivity

b.

Carrying capacity

c.

Sustainable yield

d.

System homeostasis

Edit

Question 4

Appeared in Year: 2019

Question MCQ▾

Two important characteristics of any population are (July)

Choices

Choice (4)Response

a.

Diversity and density

b.

Density and dispersion

c.

Abundance and dispersion

d.

Frequency and density

Edit

Question 5

Appeared in Year: 2020

Question MCQ▾

A strategy favored by r-selection is:

Choices

Choice (4)Response

a.

Higher proportional allocation to reproductive activities.

b.

Living in environments imposing high-density independent mortality.

c.

Higher proportional allocation to non-reproductive activities.

d.

Living in environments imposing high-density dependent regulations.

Edit