Explore topic-wise MCQs in Biology.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.

1.

____ does not allow the raising of pure lines.

A. Self compatibility
B. Interspecific incompatibility
C. Intraspecific incompatibility
D. Outbreeding
Answer» D. Outbreeding
2.

It is necessary for the stigma to recognize the pollen before the process of fertilization.

A. False
B. True
Answer» C.
3.

There are ____ present on the stigmatic surface.

A. vitamins
B. proteins
C. polysaccharides
D. disaccharides
Answer» C. polysaccharides
4.

How is the dialogue of pollen rejection maintained in the pistil?

A. Stigma
B. Nucellus
C. Chemicals
D. Style
Answer» D. Style
5.

Pollination guarantees the transfer of the right type of pollen.

A. True
B. False
Answer» C.
6.

In ______ self incompatibility, genotype of pollen does not determine the incompatibility.

A. intraspecific
B. inbreeding
C. sporophytic
D. gametophytic
Answer» D. gametophytic
7.

In ______ self incompatibility, genotype of pollen determines the incompatibility.

A. outbreeding
B. interspecific
C. sporophytic
D. gametophytic
Answer» E.
8.

______ incompatibility promotes cross pollination.

A. Inbreeding
B. Intraspecific
C. Outbreeding
D. Interspecific
Answer» C. Outbreeding
9.

_____ incompatibility prevents cross pollination.

A. Intraspecific
B. Self
C. Interspecific
D. Outbreeding
Answer» D. Outbreeding
10.

Pollen pistil interaction determines the ____ of the pollen.

A. compatibility
B. color
C. nature
D. maturation
Answer» B. color