Which one of the following is not a function of an ecosystem
Options
(a) Energy flow (b) Decomposition (c) Productivity (d) Stratification
Correct Answer:
Stratification
Explanation:
No explanation available. Be the first to […]
A high density of elephant population in an area can result in
Options
(a) intra specific competition (b) inter specific competition (c) predation on one another (d) mutualism
Correct Answer:
intra specific competition
Geometric representation of age structure is a characteristic of
Options
(a) population (b) landscape (c) ecosystem (d) biotic community
Correct Answer:
population
Explanation:
No explanation available. Be the first to write the explanation […]
Secondary productivity is rate of formation of new organic matter by
Options
(a) Parasite (b) Consumer (c) Decomposer (d) Producer
Correct Answer:
Consumer
Explanation:
No explanation available. Be the first to write the […]
The slow rate of decomposition of fallen logs in nature is due to their
Options
(a) low moisture content (b) poor nitrogen content (c) anaerobic environment around them (d) low cellulose content
Correct […]
Mass of living matter at a trophic level in an area at any time is called
Options
(a) standing crop (b) deteritus (c) humus (d) standing state
Correct Answer:
standing crop
Explanation:
Standing […]
Which one of the following is a primary consumer in maize field ecosystem?
Options
(a) Lion (b) Grasshopper (c) Wolf (d) Phytoplankton
Correct Answer:
Grasshopper
Explanation:
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Which one of the following is not a gaseous biogeochemical cycle in ecosystem ?
Options
(a) Sulphur cycle (b) Phosphorus cycle (c) Nitrogen cycle (d) Carbon cycle
Correct Answer:
Phosphorus cycle
Explanation:
No […]
The rate of formation of new organic matter by rabbit in a grassland, is called
Options
(a) net productivity (b) secondary productivity (c) net primary productivity (d) gross primary productivity
Correct Answer:
secondary […]
Which one of the following is one of the characteristics of a biological community?
Options
(a) Stratification (b) Natality (c) Mortality (d) Sex ratio
Correct Answer:
Stratification
Explanation:
No explanation available. Be the […]
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