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Define population and community....

Define population and community.

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(i) Population. A population is the total numberof individulas of a specific geographical area which can interbreed under natural conditions to produce fertile offsprings and sphere a common gene pool.
(ii) Community . Abiotic community is the assemblage of all the populations of different species found in the same geographical area.
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MODERN PUBLICATION-ORGANISMS AND POPULATIONS -NCERT FILE SOLVED (NCERT Exercise Questions)
  1. How is diapause different from hibernation?

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  2. If a marine fish is placed in a fresh water aquarium, will the fish be...

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  3. Define phenotypic adaptation. Give one example.

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  4. Most living organisms cannot survive at temperature above 45^(@)C^(@)...

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  5. List the attributes that populations but not individuals possess.

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  6. If a population growing exponentially double in size in 3 years, what ...

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  7. Name important defence mechanisms in plants against herbivory.

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  8. An orchid plant is growing on the branch of mango tree. How do you des...

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  9. What is the ecological principle behind the biological control method ...

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  10. Distinguish between : (a) Hibernation and aestivation: (b) Ectothe...

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  11. Write two features of heliophytes

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  12. List the various abiotic environmental factors .

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  13. Give an example for: (a) An endothermic animal (b) An ectotherm...

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  14. Define population and community.

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  15. Define the following terms and give one example for each: (a) Comme...

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  16. With the help of suitable diagram describe the logistic population gro...

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  17. Select the statement which explains best parasitism:-

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  18. List any three important characteristics of a population and explain.

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