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Two pink coloured flowers on crossing re...

Two pink coloured flowers on crossing resulted in 1 red, 2 pink and 1 white flower progenny. The nature of the cross will be

A

double fertilisation

B

self pollination

C

cross fertillisation

D

no fertillisation

Text Solution

Verified by Experts

The correct Answer is:
B
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ZEN PUBLICATION-HEREDITY AND EVOLUTION -ZEN ADDITIONAL QUESTIONS SECTION (MULTIPLE CHOICE QUESTIONS)(NCERT Exemplar Questions )
  1. Exchange of genetic material takes place in

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  2. Two pink coloured flowers on crossing resulted in 1 red, 2 pink and 1 ...

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  3. A cross between a tall plant (TT) and short pea plant (tt) resulted in...

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  4. Which of the following statements is incorrect?

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  5. If a round, green seeded pea plant (RR yy) is crossed with wrinkled, y...

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  6. The maleness of a child is determined by

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  7. A zygote which has an X-chromosome inherited from the father will deve...

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  8. Select the incorrect statement:

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  9. The following vegetables are kept in a basket: Potato, Tomato, Radish,...

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  10. Select the correct statement:

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  11. If the fossil of an organism is found in the deeper layers of earth, t...

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  12. Which of the following statements is not true with respect to variatio...

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  13. A trait of an offspring is infulenced is by

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  14. Select the group which shares maximum number of common characters

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  15. According to the evolutionary theory, formation of a new species is g...

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  16. From the list given below, select the character which can be acquired ...

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  17. The two versions of a trait (character) which are brought in by the ma...

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  18. On crossing a tall plant with a dwarf plant Mendel found that the rati...

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  19. The numberof pair (s) of sex chromosomes in the zygote of humans is

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  20. The theory of evolution of species by natural selection was given by

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