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121.

Embryo-sac is:

A.	Male gametophyte	B.	Micro-gametophyte
C.	Saprophyte	D.	Female gametophyte

122.

Endosperm is store house for germinating embryo and it contains:

A.	Hormones	B.	Vitamins
C.	Enzymes	D.	All the above

123.

Epicalyx is the characteristic of the family:

A.	Gramineae	B.	Solanaceae
C.	Malvaceae	D.	Compositeae

124.

Epistasis should be crefully distinguished from dominance, which refers to non-additivity of alleles at:

A.	The same locus of a homologues chromosome	B.	Different loci of a homologous chromosome
C.	The same locus of non-homologous chromosomes	D.	Different locus of non-homologous chromosomes

125.

Who founded the cell theory?

A.	Robert Hooke	B.	Von Mohl and Nageli
C.	Schwann and Schleiden	D.	Gres and Malpigi

126.

Exchange of genetic material takes place between non-sister chromatids of homologous chromosomes during the:

A.	Four stand stage in prophase I	B.	Two strand stage in prophase I
C.	Metaphase I stage in meiosis	D.	Two strand stage in prophase II

127.

Female reproductive organ in the flower is:

A.	Calyx	B.	Corolla
C.	Stamens	D.	Carpals

128.

Flower colour in plants is a:

A.	Qualitative chracter	B.	Quantitative character
C.	Both of them	D.	None of them

129.

Flower is specialized:

A.	Shoots	B.	Leaf
C.	Stem	D.	Tendril

130.

Flowers having both androecium's and gynoecium's are said to be:

A.	Hermaphrodite	B.	Unisexual
C.	Staminate	D.	Pistilate