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Earn 100

Read the following statements and select the correct option.

A. Most recent studies point out that species facing competition might evolve mechanisms that promote co-existence rather than exclusion.
B. Gause’s competitive exclusion principle is effective when resources are in excess.

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Important Questions on Organisms and Populations

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Inspite of interspecific competition in nature, which mechanism the competing species might have evolved for their survival?
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Light is an ecological factor that shows its influence on many biological activities like pigmentation, metabolism, etc. Cave dwellers exhibit:
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Growth rate of population is given by 
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A high density of elephant population in an area can result in :-
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Identify the correct statement/s from the following.
1. Cuscuta is a chlorophyllous endoparasite
2. The human liver fluke needs only one host to complete its life cycle
3. The life cycle of endoparasite is more completed due to their extreme specialisation
4. During the course of evolution the host bird's eggs have evolved to resemble the eggs of the parasitic bird.
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Population size keeps changing depending on different factor/s such as:
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Which statement is not correct about competition? 
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The primary producers of the deep-sea hydrothermal vent ecosystem are: