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. |
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 |
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 |
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 |
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. |