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Conifers differ from grasses in the...

Conifers differ from grasses in the

A

absence of pollen tubes

B

formation of endosperm before fetili-zation

C

production of seeds from ovules

D

lack of xylem tracheids

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The correct Answer is:
B
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TRUEMAN BIOLOGY-SEXUAL REPRODUCTION IN FLOWERING PLANTS-MULTIPLE CHOICE QUESTIONS
  1. Following components are haploid, diploid or triploid (A) oosphere (B)...

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  2. Which of the following have double endosperm?

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  3. Conifers differ from grasses in the

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  4. Parthenocarpic fruits are produced by

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  5. What does self incompatibility provides for a plant ?

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  6. One meiosis produces how many male gametes ?

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  7. If number of chromosomes in root cell of male plant is 40 and in leaf...

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  8. Raphe is

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  9. Identify the wrong statement regarding post fertilisation development

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  10. Which one of the following shows the last diploid stage in the life cy...

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  11. In angiosperms , which one of the following processes does not involve...

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  12. In a cross between a tetraploid female plantand a diploid male plant o...

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  13. What is true about cleistogamy?

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  14. Find out the correct statement

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  15. Flower with a feathery and sticky stigma, numerous light pollen, reduc...

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  16. The fruits showing edible thalamus are

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  17. Which one of the following structure found in dicot seed will be genet...

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  18. After pollination which of the following events is crucial for fertili...

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  19. Given below are certain combinations. Select the correct ones. (i) C...

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  20. If a leaf cell of gymnosperm plant had 24 chromosomes, then its endosp...

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