MHT-CET

11. Sexual Reproduction in Flowering Plants. question bank (Biology)

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Q1.

Identify the correct ratio of male gametes,vegetative cells,generative cells and microspore mother cells produced in a microsporangium if $80$ pollen grains are released from it.

(A)

$1 : 1 : 1 : 1$

(B)

$1 : 4 : 4 : 8$

(C)

$2 : 1 : 1 : 4$

(D)

$8 : 4 : 4 : 1$

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Q2.

Read the following statements regarding gynoecium in angiosperms.
$i$. Embryo sac is located towards the micropylar end of the ovule.
$ii$. Placenta is present inside the ovary locules.
$iii$. Stigma serves as the receptive organ for pollen grains.
$iv$. Cells of the nucellus are haploid with abundant food.
$v$. Ovules generally have more haploid cells than diploid cells.
Identify the correct set of statements from the following.

(A)

$iii, iv$ and $v$ only

(B)

$ii, iv$ and $v$ only

(C)

$i, ii$ and $iii$ only

(D)

$i, ii$ and $v$ only

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