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151.

Heritability may be defined as the:

A.	Interaction product of genotype with environment	B.	Sum total of hereditary material present in a species
C.	Degree of resemblance between the original and the selected plants	D.	Proportion of phenotypic variability, which is due to heredity

152.

Heterosis is commercially exploited in:

A.	Cross pollinated species	B.	Often cross-pollinated species
C.	Self-pollinated species	D.	Vegetatively propagated species

153.

Heterosis over the better parent is called as:

A.	Relative heteroisi	B.	Standard heterosis
C.	Pseudoheterosis	D.	Heterbeltiosis

154.

How many cells will be produced from a cell if the cell divides meiotically?

A.	1	B.	2
C.	3	D.	4

155.

Hugo de Vries, who defined the 'mutation', was:

A.	Dutch Botanist	B.	French Bacteriologist
C.	English Botanist	D.	Russian Biologist

156.

Hybrid seeds can be produced through open pollination with the use of:

A.	Inbreds	B.	Clones
C.	Pure lines	D.	Male sterile lines

157.

Hydrilla is a:

A.	Hydrophyte	B.	Mesophyte
C.	Hygrophyte	D.	Xerophyte

158.

ICRISAT deals with:

A.	Cotton	B.	Maize
C.	Millets	D.	Wheat

159.

If a character is cytoplasmically controlled then:

A.	The progeny resembles female parent	B.	The progeny resembles male parent
C.	It's segregation of 3:1 is observed in F1	D.	15:1 segregation in F1

160.

If a dihybrid is test crossed, the phenotypic ratio of progeny will be:

A.	9:3:3:1	B.	9;3;4
C.	1:1:1:1	D.	15;1