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According to Darwin, the organic evoluti...

According to Darwin, the organic evolution is due to

A

Interspecific competition

B

Competition within closely related species

C

Reduced feeding efficiency in one species due to the presence of interfering species

D

Intraspecific competition

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The correct Answer is:
A
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Given below are four statements (A-D) each with one or two blanks. Select the option which correctly fills up the blanks in two statements. (A) Wings of butterfly and birds look alike and are the results of i evolution. (B) Miller showed that CH_(4), H_(2),NH_(3) and i when exposed to electric discharge in a flask resulted in formation of ii (C) Vermiform appendix is a i organ and an ii evidence of evolution. (D) According to Darwin, evolution took place due to i and ii or the fittest.

Given below are four statements (A-D) each with one or two blanks. Select the option which correctly fills up the blanks in two statements. (A) Wings of butterfly and birds look alike and are the results of i evolution. (B) Miller showed that CH_(4), H_(2),NH_(3) and i when exposed to electric discharge in a flask resulted in formation of ii (C) Vermiform appendix is a i organ and an ii evidence of evolution. (D) According to Darwin, evolution took place due to i and ii or the fittest.

AAKASH INSTITUTE ENGLISH-ORGANISMS AND POPULATIONS -ASSIGNMENT (SECTION-C) (Previous Years Questions)
  1. Consider the following statements (A) -(D) each with one or two blanks...

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  2. Which one of the following pairs is correctly matched ?

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  3. More than 70% of world fresh water is contained in

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  4. Which of the following are likely to be present in deep sea water?

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  5. Benthic organism are affected the most by

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  6. Which one of the following is not a parasitic adaptation?

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  7. In a lake , phytoplankton grow in abundance in

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  8. Littoral zone is located along the:

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  9. The age pyramid with broad base indicates

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  10. A population growing in a habitat with limited resources shows four ph...

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  11. Sigmoid/logistic growth curve is represented by

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  12. Two opposite forces operature in the growth and development of a popul...

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  13. Which type of curve is obtained for bacterial cells in culture?

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  14. Certain characteristic demographic features of developing coutries are...

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  15. Praying mantis is a good example of

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  16. Which type of association is found in between entomophilous flower and...

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  17. An unrestricted reproductive capacity is called

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  18. What is a keystone species?

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  19. In which one of the following pair is the specific characteristic of s...

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  20. According to Darwin, the organic evolution is due to

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