Quiz about Reproduction in Plants Grade -7

Question 1

Which is true about Asexual reproduction?

Accepted Answer

Offspring are genetically identical to their parent.

Answer

Insects are needed to transfer pollen.

Answer

New plants grow from seeds.

Answer

Two types of gametes are involved.

Question 2

Which structure is not essential in wind-pollinated flowers?

Accepted Answer

petal

Answer

anther

Answer

ovary

Answer

stigma

Question 3

Many wind-pollinated flowers have __________.

Accepted Answer

feathery stigmas and light pollen.

Answer

feathery stigmas and sticky pollen.

Answer

short stigmas and light pollen.

Answer

short stigmas and sticky pollen.

Question 4

Which is cross pollination?

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 5

The male part of the flower is________

Accepted Answer

stamen

Answer

pistil

Answer

sepal

Answer

ovaries

Question 6

The pollen grains are found in this part of the stamen.

Accepted Answer

anther

Answer

style

Answer

pistil

Question 7

The part of the flower on which the pollen grains land.

Accepted Answer

stigma

Answer

pistil

Answer

stamen

Answer

sepals

Question 8

The enlarged base of the pistil that stores the eggs of the plant is the ___.

Accepted Answer

ovary

Answer

ovule

Answer

stigma

Answer

style

Question 9

Brightly colored parts of flowers that attract insects.

Accepted Answer

petals

Answer

pistils

Answer

stamen

Answer

filaments

Question 10

They enclose the egg cells inside the ovaries.

Accepted Answer

ovules

Answer

anther

Answer

seeds

Answer

stamen

Question 11

The female part of a flower is

Accepted Answer

pistil

Answer

stamen

Answer

filament

Answer

sepal

Question 12

Fertilization is the process by which an

Accepted Answer

egg and pollen combine

Answer

embryo grows into a plant

Answer

animal carries pollen between plants

Question 13

Why do living things reproduce?

Accepted Answer

To ensure continuity of their kind.

Answer

Living things do not have a choice.

Answer

To ensure consistency in their kind.

Question 14

Which of the following is the right order?

Accepted Answer

Pollination -- Fertilisation -- Dispersal -- Germination

Answer

Pollination -- Dispersal -- Germination -- Fertilisation

Answer

Pollination -- Fertilisation -- Germination -- Dispersal

Answer

Pollination -- Dispersal -- Fertilisation -- Germination

Question 15

Which is NOT a characteristic of flowers that are pollinated by wind?

Accepted Answer

sweet nectar

Answer

feathery stigma

Answer

light

Answer

small petals

Question 16

When we prevent overcrowding of plants, we reduce the competition for ________________________________________.

Accepted Answer

Water, Minerals and Light

Answer

Water, Nutrients and Minerals

Answer

Water, Nutrients, Light and Minerals

Answer

Water, Light and Space

Question 17

Which of the following consists of only parts of the female parts of the flower?

Accepted Answer

ovule, ovary, style, stigma, egg cell

Answer

style, ovary, anther, pollen grain

Answer

anther. style, ovary, stigma, egg cell

Answer

egg cell, male reproductive cell, ovule

Question 18

Which of the following is describes Self-Pollination?

Accepted Answer

Pollen grains are transferred from anther to stigma of the same flower.

Answer

Pollen grains are transferred from anther to stigma of another flower.

Answer

Pollen grains are transferred from filament to stigma of the same flower.

Answer

Pollen grains are transferred from stigma to anther of the same flower.

Question 19

I am a flower that produces nectar. What is the function of the nectar?

Accepted Answer

To attract pollinators

Answer

To provide food for the flower

Answer

To attract animals to disperse the fruits

Answer

To produce perfumes for Man

Question 20

Sexual reproduction involves gametes

Accepted Answer

True

Answer

False

Question 21

Asexual reproduction does not involve gametes

Accepted Answer

True

Answer

False

Question 22

Name the gametes in a plant

Accepted Answer

Egg & pollen

Answer

Egg & sperm

Answer

Pollen & sperm

Question 23

The stamen is made of the

Accepted Answer

Anther & filament

Answer

Anther & petal

Answer

Fliament & ovary

Answer

Ovary & style

Question 24

The carpel is made of the

Accepted Answer

Stigma, style & ovary

Answer

Stigma & petals

Answer

Filament & anther

Answer

Petals

Question 25

The transfer of pollen from anther of 1 plant to stigma of another is called

Accepted Answer

Pollination

Answer

Fertilisation

Answer

Germination

Answer

Dispersal

Question 26

Pollination happens by wind and insects

Accepted Answer

True

Answer

False

Question 27

The fusion of the male gamete nucleus with the female gamete nucleus to make a zygote

Accepted Answer

Fertilisation

Answer

Pollination

Answer

Germination

Answer

Dispersal

Question 28

The growth of a seed into a plant is called

Accepted Answer

Germination

Answer

Pollination

Answer

Fertilisation

Answer

Seed and fruit formation

Question 29

What conditions are needed for germination

Accepted Answer

Water, oxygen, warmth

Answer

Light, water, oxygen

Answer

Water, cold, oxygen

Answer

Dry, warmth, oxygen

Question 30

What part of the flower is B ?

Accepted Answer

ovary

Answer

pistil

Answer

petal

Answer

pollen

Question 31

Seed structure that protects seed

Accepted Answer

seed coat(testa)

Answer

radicle

Answer

plumule

Answer

endosperm

Question 32

Small leaf-like structures forming an outer circle at the base of a flower.

Accepted Answer

sepal

Answer

petals

Answer

stigma

Answer

pistil

Question 33

Root, stem and leaves are called-

Accepted Answer

Vegetative parts

Answer

Sexual parts

Question 34

When a plant reproduces by its vegetative parts it is called-

Accepted Answer

Asexual reproduction

Answer

Sexual reproduction

Question 35

The roots of this plant can give rise to a new baby plant.

Accepted Answer

Sweet potato

Answer

Bryophyllum

Answer

Sugarcane

Question 36

The stem of this plant can become a new plant.

Accepted Answer

All of theses

Answer

Potato

Answer

Sugarcane

Answer

Ginger

Question 37

The leaves of this plant produces buds in their margin which grows into a new plant.

Accepted Answer

Bryophyllum

Answer

Sugarcane

Answer

Lotus

Answer

Tulsi

Question 38

Stem cutting is a common method of artificial vegetative propagation in which plant?

Accepted Answer

Rose

Answer

Jasmine

Answer

Blueberry

Answer

Apple

Question 39

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

Accepted Answer

style

Answer

filament

Answer

stalk

Answer

stem

Question 40

After a pollen grain has reached the stigma, it travels through the __________ to reach the ovary.

Accepted Answer

style

Answer

stalk

Answer

stigma

Answer

stem

Question 41

Non-flowering plants e.g. ferns, do not reproduce by seeds. Instead, they reproduce by ____________.

Accepted Answer

Spores

Answer

Sperm

Answer

Eggs

Answer

Cells

Question 42

How many parents does asexual reproduction involve?

Accepted Answer

one

Answer

two

Answer

three

Answer

four

Question 43

What is this?

Accepted Answer

Vegetative Reproduction

Answer

meiosis

Answer

fertilization

Answer

Animal Regeneration

Question 44

What is the reproductive part of the plant is?

Accepted Answer

Flower

Answer

Stem

Answer

Root

Answer

Leaf

Question 45

A tuber bud is known as a ...

Accepted Answer

eye

Answer

node

Answer

flower

Answer

root

Question 46

Vegetative propagation in potato takes place by

Accepted Answer

stem

Answer

leaves

Answer

roots

Answer

seed

Question 47

What Kind Of Reproduction Do Yeast Perform?

Accepted Answer

Budding

Answer

Spore Formation

Answer

Grafting

Answer

Rhizomes

Question 48

Which reproduction involves flowers, seeds, and fruit?

Accepted Answer

sexual reproduction

Answer

asexual reproduction

Answer

cloning

Question 49

Spirogyra is an example of what kind of reproduction.

Accepted Answer

Fragmentation

Answer

Aneomic

Answer

Budding

Question 50

A coconut would probably be disbursed by ?

Accepted Answer

water

Answer

animals

Answer

wind

Answer

volcanos

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