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Unit2: Sexual Reproduction in Plants

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

The two types of reproductive cells are called ________.

a)

zygote

b)

pollen

c)

stigma

d)

gametes

2.

The process of fusion of the two types of reproductive cells is called _______.

a)

fertilization

b)

pollination

c)

zygote formation

d)

digestion

3.

________ is the transfer of pollen grains from the ripe anther to the stigma of the same or another flower.

a)

Fusion

b)

Fermentation

c)

Pollination

d)

Production

4.

The transfer of pollen grains to the stigma within the same flower or between flowers of the same plant is called ________.

a)

cross pollination

b)

self pollination

c)

insect pollination

d)

fertilization

5.

Which of the following is not true about insect-pollinated flowers?

a)

Large and brightly- colored

b)

Nectar and scent is produced

c)

Pollen grains are dry

d)

Pollen grains are produced in less quantity

6.

Small round structures, deposited on the insect’s body when it visits the flower to collect nectar is called _____.

a)

pollen

b)

gamete

c)

style

d)

stigma

7.

The male gametes are usually ____in size but are produced in ____ number.

a)

smaller,large

b)

larger,small

c)

larger,large

d)

smaller,small

8.

Germination of pollen grains takes place on _______.

a)

Style

b)

Stigma

c)

Pollen tubes

d)

ovule

9.

___________ are the carriers of male gametes.

a)

Ovule

b)

Style

c)

Pollen tubes

d)

Stigma

10.

Which one is not true for wind-pollinated flowers?

a)

Small and inconspicuous

b)

Nectar and scent is produced

c)

Pollen grains are dry

d)

Pollen grains are produced in large quantity

11.

The fruit wall is also known as______.

a)

plumule

b)

radicle

c)

pericarp

d)

embryo

12.

Which of the following is a fleshy fruit?

a)

Pea

b)

Cotton

c)

Sunflower

d)

Brinjal

13.

In monocot seeds, food is stored in the _______.

a)

cotyledons

b)

seeds

c)

endosperm

d)

mesocarp

14.

Which of the following is not a dicot seed?

a)

Gram

b)

Wheat

c)

Kidney bean

d)

Pea

15.

Conditions necessary for seed germination:

a)

Water

b)

Air

c)

Favourable temperature

d)

All of the above.

16.

The type of germination in which cotyledons are pushed above through the soil is called _____.

a)

epigeal germination

b)

hypogeal germination

c)

cotyledon germination

d)

hydroponic germination

17.

Which of the following do not display hypogeal germination?

a)

Castor

b)

Maize

c)

Gram

d)

Pea

18.

Seeds are produced from the____.

a)

ovules

b)

ovary

c)

stigma

d)

pollen grains

19.

An embryo of a seed consists of

a)

plumule and cotyledon

b)

radicle, plumule and cotyledons

c)

plumule and radicle

d)

radicle and cotyledons

20.

A female gamete is large, with a nucleus and _____cytoplasm.

a)

small

b)

no

c)

large

d)

scattered