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Population of an insect species increase...

Population of an insect species increases explusively during rainy season and then disappears at the end of the season . It shows :

A

Food plants mature and at the end of rainy season

B

Population of predators increases enormously

C

Population growth curve is J - shaped

D

Population growth curve is S - shaped

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USHA PUBLICATION-ORGANISMS AND ENVIRONMENT-EXERCISE
  1. Under non limiting environmental conditions , there will be :

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  2. Geometric representation of age structure is a characteristic of :

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  3. Population of an insect species increases explusively during rainy sea...

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  4. Carrying capacity of a population is determined by its

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  5. Myrmecophily is characterized by :

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  6. Physiognomy is :

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  7. Characteristic feature of halophyte is :

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  8. Humus is formed in :

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  9. Amount of fresh water present as polar and glacial ice is :

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  10. Population pyramids were first made by :

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  11. Plants living partly inside water and partly above it are :

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  12. Small fish sticks to bottom of shark to obtain food crumbs . The assoc...

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  13. Carrying capacity of a population is determined by its

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  14. Each environment can support a limited population depending upon its :

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  15. Which of the following is a conduit for energy transfer across trophic...

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  16. Phenomenon of inhibition of growth of one species by other species thr...

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  17. World Population day is

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  18. Consequences of population explosion were explained for the first time...

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  19. Geographic limit within which a population exists is called :

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  20. The species though insignificant in number determines the existence of...

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