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The percentage of light energy utilized for photosynthesis by higher plants is:
Related MCQs
The term reducer is applied to:
Which of the following terms is not a synonym literally for ecosystem?
A man is the part of biotic community:
Plants constitute the:
The ecosystem exists in a state of ‘balance’. Supposing one of the heterotrophs, says the rabbit, multiplies and increases in number suddenly then:
The pyramid of biomass is variable in some:
The source of energy in an ecosystem is:
Every ecosystem must have a continuous external source of:
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The trophic structure in an ecosystem is in fact:
The river mouth ecosystem is called:
A biotic community comprises:
Food chains are met with only in the:
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In a food chain, the initial organism is:
The phytoplanktonic forms of plants are:
Biome’ is:
In a fish aquarium green aquatic plants are grown primarily for:
The earth’s atmosphere in which organisms live, is called:
A complex of several species and communities in various stages of succession maintained under similar climatic conditions is known as:
The non-green plants are as important as the green plants because they:
When peacock eats snakes which eat insects thriving on green plants, peacock is:
The whale is:
The study of interaction between living organisms and environment in a specific area is the study of:
An ecosystem is:
The first fish that eats upon the planktonic forms is:
Trophic levels are formed by:
The number of kinds of food chains:
Biosphere is that:
In a forest ecosystem, green plants are:
Which of the following is logical sequence of carbon cycle:
The pyramid of numbers in a grassland ecosystem will be:
In a food chain the largest population is that of:
The processes involving the transformation of carbon compounds on earth include:
The living steady state has a self-regulatory mechanism which is:
Energy flow and energy transformations in living systems strictly conform to the:
If all the green plants were to disappear from the earth:
Which group of three living organisms, given below is a link in food chain: Green plants …. Hawk:
Deers are:
A crocodile had just eaten a lamb when a hawk saw the crocodile attacked it, and consumed it. The hawk is in ecological terms:
If organisms are arranged according to predator-prey relationship one always finds more of prey species then of predator. This is called a:
The bacteria which attack the dead animals are:
A plant, being eaten by a herbivore which in turn is eaten by a carnivore, makes a:
When a big fish eats a small fish, which easts water-fleas supported by phytoplankton, the water leas are:
The number of producers and consumers in an ecosystem is mutually controlled by a:
In an ecosystem, the population of:
The cycling of elements in an ecosystem is called:
The zooplanktonic forms are:
What is contributed from the outer space in an ecosystem?
Which one of the following is a reversible source of energy?
Ecological pyramids are of:
The percentage of light energy utilized for photosynthesis by higher plants is:
A. 100
B. 50
C. 10
D. 1
Correct Answer:
1
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Last Updated:
May 16, 2024