EASY
12th ICSE
IMPORTANT
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Who are called pollen robbers?

Important Questions on Sexual Reproduction in Flowering Plants

EASY
12th ICSE
IMPORTANT
ISC Biology Class XII>Chapter 2 - Sexual Reproduction in Flowering Plants>Chapter Practice>Q 20
How many cellular nuclei does the pollen tube of angiosperm have? What is the ploidy of each of the nuclei?
EASY
12th ICSE
IMPORTANT
ISC Biology Class XII>Chapter 2 - Sexual Reproduction in Flowering Plants>Chapter Practice>Q 21
What is the importance of microspore mother cell undergoing meiosis?
EASY
12th ICSE
IMPORTANT
ISC Biology Class XII>Chapter 2 - Sexual Reproduction in Flowering Plants>Chapter Practice>Q 22
Write the location and function of synergid.
EASY
12th ICSE
IMPORTANT
ISC Biology Class XII>Chapter 2 - Sexual Reproduction in Flowering Plants>Chapter Practice>Q 23
What is the role of filiform apparatus?
EASY
12th ICSE
IMPORTANT
ISC Biology Class XII>Chapter 2 - Sexual Reproduction in Flowering Plants>Chapter Practice>Q 24
Draw a diagram of LS of a pistil showing growth of a pollen tube.
EASY
12th ICSE
IMPORTANT
ISC Biology Class XII>Chapter 2 - Sexual Reproduction in Flowering Plants>Chapter Practice>Q 25
Differentiate between Hypocotyl and Coleoptile.
EASY
12th ICSE
IMPORTANT
ISC Biology Class XII>Chapter 2 - Sexual Reproduction in Flowering Plants>Chapter Practice>Q 25
Differentiate between Protandry and Protogyny.
EASY
12th ICSE
IMPORTANT
ISC Biology Class XII>Chapter 2 - Sexual Reproduction in Flowering Plants>Chapter Practice>Q 26

Give one word of the following statement.

Embryonal axis above the level of cotyledons.