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SEXUAL REPRODUCTION IN PLANTS

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

It is a protective structure that contains diploid plant embryo and stores food.

a)

seed

b)

flower

c)

primary root

d)

zygote

2.

Sexual reproduction involves gametes.

a)

True

b)

False

3.

The stamen consists of

a)

anther & filament.

b)

anther & petal.

c)

filament & ovary.

d)

ovary & style.

4.

The carpel/pistil consists of

a)

stigma & petals.

b)

stigma, style & ovary.

c)

filament & anther.

d)

petals.

5.

It occurs when pollen grains are transported from the anther to the stigma.

a)

Fertilization

b)

Pollination

c)

Germination

d)

Dispersal

6.

The growth of a seed into a plant is called

a)

pollination

b)

fertilization

c)

seed and fruit formation.

d)

germination.

7.

What happens after pollination?

a)

fertilization

b)

seed dispersal

c)

germination

d)

alternation of generation

8.

After fertilization, the ovary develops into

a)

a flower.

b)

seeds.

c)

a fruit.

d)

embryos.

9.

After fertilization, the ovule develops into

a)

a flower.

b)

a seed.

c)

a fruit.

d)

embryos.

10.

The petal's job is not only to protect the reproductive parts of the plant, but also to

a)

keep wind away from the stamen.

b)

attract pollinators with their colors.

c)

absorb sunlight.

d)

fall off and become food for bugs.

11.

The ______ supports the stigma and keeps it high above the plant to receive pollen grains easily.

a)

style

b)

filament

c)

stalk

d)

stem

12.

Which is the male reproductive part of the flower?

a)

stamen

b)

pistil

c)

stigma

d)

ovary

13.

Which is the female reproductive part of the flower?

a)

stamen

b)

pistil

c)

anther

d)

petals

14.

Which structure holds the pollen?

a)

ovary

b)

anther

c)

stigma

d)

ovule

15.

Which structure contains the egg cells?

a)

ovary

b)

anther

c)

stigma

d)

style

16.

We have all seen bees fly around flowers. When a bee drinks nectar from one flower they sometimes brush up against the stamen. When they go to another flower, they can drop some pollen on the pistil. What process are the bees helping with?

a)

pollination

b)

germination

c)

fertilization

d)

seed dispersal

17.

The most common gymnosperms are the

a)

liverworts

b)

conifers

c)

mosses

d)

horsetails

18.

Angiosperms are cone-bearing plants.

a)

TRUE

b)

FALSE

19.

Which of the following structures is produced when a pollen grain reaches a female cone?

a)

style

b)

filament

c)

spore

d)

pollen tube

20.

Where are the male gametes found in a flowering plant?

a)

pollen grain

b)

ovule

c)

stigma

d)

ovary