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Number of age groups in a population is ...

Number of age groups in a population is :

A

6

B

4

C

3

D

2

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USHA PUBLICATION-ORGANISMS AND ENVIRONMENT-EXERCISE
  1. Latitude range with maximum species diversity is :

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  2. What is represented by the sketch ? A , B , C , D is community of four...

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  3. Number of age groups in a population is :

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  4. Many tribes living in high altitudes of Himalayas have :

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  5. The two basic processes which contribute to a decrease in population d...

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  6. Which of the following interactions is / are examples of competition :...

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  7. Which Of the following is correct

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  8. The removal of keystone species will affect :

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  9. Which forest plants control light conditions at the ground ?

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  10. Sal ( Shorea robusta ) forest is a :

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  11. The plant which produces highly poisonous cardiac glycosides is :

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  12. Which helps in maintaining species diversity in a community ?

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  13. The interaction between the organisms of one of the following pairs is...

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  14. The first plants to appear in a badly burnt forest area will most prob...

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  15. Which statements correlate with diagram ?

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  16. Percentage ratio of natality over mortality is :

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  17. In the equation , dN/dt=rN((K - N)/K) r stands for :

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  18. Most animals are tree dwellers in a :

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  19. Which one of the following group of animals is homeothermic ?

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  20. Fill In The blank : Ecolgical Niche concept was given by ……………..

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