MEDIUM
12th CBSE
IMPORTANT
Earn 100

 Draw a labelled schematic representation of a mature embryo sac of an organism.

Important Questions on Sexual Reproduction in Flowering Plants

MEDIUM
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 2 - Sexual Reproduction in Flowering Plants>Multiple Choice Questions [1 mark]>Q 2
A dicotyledonous plant bears flowers but never produces fruits and seeds. The most probable cause for the above situation is
MEDIUM
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 2 - Sexual Reproduction in Flowering Plants>Multiple Choice Questions [1 mark]>Q 3
Which of the following is true for typical bilobed anther?
MEDIUM
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 2 - Sexual Reproduction in Flowering Plants>Multiple Choice Questions [1 mark]>Q 4
The outermost and innermost wall layers of microsporangium in an anther are respectively.
EASY
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 2 - Sexual Reproduction in Flowering Plants>Multiple Choice Questions [1 mark]>Q 6
From among the sets of terms given below, identify those that are associated with the gynoecium.    
MEDIUM
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 2 - Sexual Reproduction in Flowering Plants>SELF-ASSESSMENT TEST>Q 11
Name the cell from which the endosperm of coconut develops. Give the characteristic features of endosperm of coconut.
 
MEDIUM
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 2 - Sexual Reproduction in Flowering Plants>SELF-ASSESSMENT TEST>Q 12
State one difference and one similarity between geitonogamy and xenogamy.
MEDIUM
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 2 - Sexual Reproduction in Flowering Plants>Multiple Choice Questions [1 mark]>Q 1
In a typical complete, bisexual and hypogynous flower the arrangement of floral whorls on the thalamus from the outermost to the innermost is
EASY
12th CBSE
IMPORTANT
Xam Idea Biology>Chapter 2 - Sexual Reproduction in Flowering Plants>Multiple Choice Questions [1 mark]>Q 5
During microsporogenesis, meiosis occurs in