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Double fertilization involves

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Important Questions on Sexual Reproduction in Flowering Plants

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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-4>Q 7
Feathery stigma belongs to
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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-4>Q 96

Match the following ovular structure with post fertilization structure and select the correct alternative.

Column - I Column - II
a Ovule 1 Endosperm
b Funiculus 2 Aril
c Nucellus 3 Seed
d Polar nuclei 4 Perisperm

 

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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-4>Q 97
The plant part which consists of two generations one with in the other is
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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-4>Q 98
Which one of the following pairs of plant structures has haploid number of chromosomes?
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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-4>Q 99

The given figure shows L.S. of the seed of maize What do A,B,C and D represent ?

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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-4>Q 100
The normal type of embryo sac is 8-nucleated and ___.
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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-4>Q 101
Embryo sac is
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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-4>Q 103
 A fertilized egg of a plant has 40 chromosomes. The number of chromosomes present in the microspore mother cell is