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Which of the following is an artificial ecosystem?
Related MCQs
Tip of ecological pyramid is occupied by:
When the number of organisms at successive levels are plotted, they assume the space of a pyramid. This is called the pyramid of:
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Biotic components of an ecosystem include:
Trophic levels are formed by:
The term ‘bio-coenosis’ was coined by:
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In a terrestrial ecosystem such as forest maximum energy lies in which trophic level?
The main role of bacteria in the carbon cycle involves:
In an ecosystem in abiotic components which of the following occurs?
Ecosystem contains:
In natural ecosystem, decomposers include:
To eat and being eaten relationship is called:
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The pyramid of number around a tree would be:
Which is the most stable ecosystem?
The number of individuals of a species in a particular ecosystem at a given constant due to:
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In a biotic community, primary consumers are:
The rate at which light energy is converted into chemical energy of organic molecules is the ecosystem’s:
In desert grasslands, which type of animals are relatively more abundant?
In which of the following there is no difference?
Which one of the following elements is the critical limiting factors in the function of ecosphere because of its irretrievable loss in the ocear:
Which one of the following pairs is a sedimentary type of biogeochemical cycle?
The transfer of energy from one trophic level to another is governed by the 2nd law of thermodynamics. The average efficiency of energy transfer from herbivores to carnivores is:
One of the major difficulties in the biological control of insect pests is that:
Niche of a species in an ecosystem refers to its:
Energy transfer from one trophic level to other in a food chain is:
Ecosystem receives nitrogen from outside through:
If we completely remove the decomposers from an ecosystem, its functioning will be adversely affected because:
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The sulphate rocks are formed in ocean by leaching of:
Hydrological cycle is under the control of:
The maximum amount of CO2 fixed by green plants by way of photosynthesis in a year is:
According to Odum the light absorbed by the plant cover in terms of kcal/m2/day is:
Which of the following is an artificial ecosystem?
A. Rice-field
B. Forest
C. Grassland
D. Lake
Correct Answer:
Rice-field
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Last Updated:
May 16, 2024