MCQ (1 Marks)

MCQ 11 Mark

Bryophyllum can reproduce by its

A
stem
✓
leaves
C
roots
D
flower

Answer

Correct option: B.

leaves

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MCQ 21 Mark

A spore producing plant is

A
rose
✓
bread mould
C
potato
D
ginger

Answer

Correct option: B.

bread mould

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MCQ 31 Mark

Mature ovary forms the

A
seed
B
stamen
C
pistil
✓
fruit

Answer

Correct option: D.

fruit

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MCQ 41 Mark

The process of fusion of the male and female gametes is called

✓
fertilisation
B
pollination
C
reproduction
D
seed formation

Answer

Correct option: A.

fertilisation

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MCQ 51 Mark

The reproductive part of a plant is the

A
leaf
B
stem
C
root
✓
flower

Answer

Correct option: D.

flower

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MCQ 61 Mark

Tick $(\checkmark)$ the correct answer: A spore producing plant is:

A
Rose.
✓
Bread mould.
C
Potato.
D
Ginger.

Answer

Correct option: B.

Bread mould.

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MCQ 71 Mark

Which plant bears spiny seeds with hooks to be dispersed by animals?

A
Sunflower.
B
Castor.
✓
Xanthium.
D
Balsam.

Answer

Correct option: C.

Xanthium.

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MCQ 81 Mark

A bus travels $54\ km$ in $90$ minutes. The speed of the bus is:

A
$0.6\ m/s$
✓
$10\ m/s$
C
$5.4\ m/s$
D
$3.6\ m/s$

Answer

Correct option: B.

$10\ m/s$

$\text{Speed}=\frac{\text{Distance}}{\text{Time}}$
$=\frac{54\times1000}{90\times60}$
$\Big[\because1\text{km}=1000\text{m}\Big]$
$\Big[\because1\text{min}=60\text{s}\Big]$
$=10\text{m/s}$

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MCQ 91 Mark

Which one of the following is not a type of asexual reproduction?

A
Budding.
✓
Pollination.
C
Spores.
D
Fragmentation.

Answer

Correct option: B.

Pollination.

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MCQ 101 Mark

Lila observed that a pond with clear water was covered up with a green algae within a week. By which method of reproduction did the algae spread so rapidly?

A
Budding.
B
Sexual reproduction.
✓
Fragmentation.
D
Pollination.

Answer

Correct option: C.

Fragmentation.

In the presence of water and nutrients, algae grow and multiply rapidly by fragmentation. An alga breaks up into two or more fragments, each of which grow into new individuals. This process cover a large area in a short period of time.

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MCQ 111 Mark

Which among the following have hairs on seed?

A
Drumstick.
✓
Cotton.
C
Aak.
D
Maple.

Answer

Correct option: B.

Cotton.

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MCQ 121 Mark

After fertilization, the ovary changes into a.

A
Flower.
B
Seed.
✓
Fruit.
D
None of these.

Answer

Correct option: C.

Fruit.

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MCQ 131 Mark

Which one of the following plant gives rise to new plant by roots?

✓
Sweet potato.
B
Ginger.
C
Rose.
D
Orchids.

Answer

Correct option: A.

Sweet potato.

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MCQ 141 Mark

A spore producing plant is:

A
Rose.
✓
Bread mould.
C
Potato.
D
Ginger.

Answer

Correct option: B.

Bread mould.

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MCQ 151 Mark

Tick $(\checkmark)$ the correct answer: The process of fusion of the male and the female gametes is called:

✓
Fertilisation.
B
Pollination.
C
Reproduction.
D
Seed formation.

Answer

Correct option: A.

Fertilisation.

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MCQ 161 Mark

The flowers which contain either only the pistil or only the stamens are called.

✓
Unisexual flowers.
B
Bisexual flowers.
C
Asexual flowers.
D
None of the above.

Answer

Correct option: A.

Unisexual flowers.

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MCQ 171 Mark

Which of the following statements is$/$are true for sexual reproduction in plants?
$i.$ Plants are obtained from seeds.
$ii.$ Two plants are always essential.
$iii.$ Fertilisation can occur only after pollination.
$iv.$ Only insects are agents of pollination.
Choose from the options given below.

✓
$(i)$ and $(iii)$
B
$(i)$ only
C
$(ii)$ and $(iii)$
D
$(i)$ and $(iv)$

Answer

Correct option: A.

$(i)$ and $(iii)$

A seed on germination grows into a new plant and fertilisation in plants can only occur after pollination $(i.e.$ only when pollen grains have fallen on the stigma of flower$).$
Other statements are incorrect as a plant bearing bisexual flowers can undergo sexual reproduction itself as both male and female reproductive organs are present. Also, along with insects, wind and water are also agents of pollination.

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MCQ 181 Mark

Hydra produces by:

A
Fragmentation.
✓
Budding.
C
Spores.
D
Fusion of gametes.

Answer

Correct option: B.

Budding.

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MCQ 191 Mark

Seeds of drumstick and maple are carried to long distances by wind because they possess.

✓
Winged seeds.
B
Large and hairy seeds.
C
Long and ridged fruits.
D
Spiny seeds.

Answer

Correct option: A.

Winged seeds.

Seeds of drumstick and maple have wings which help them to be easily carried away by wind. Various seeds and fruits have some special feature due to which they are carried away in a particular way $($by wind, water or animal$).$

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MCQ 201 Mark

The female gamete of a flowering plant is present in which part?

✓
Ovules.
B
Buds.
C
Pollen.
D
Anther.

Answer

Correct option: A.

Ovules.

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MCQ 211 Mark

Which one of the following is not a method of vegetative propagation?

A
Cutting.
B
Grafting.
✓
Fragmentation.
D
Tissue Culture.

Answer

Correct option: C.

Fragmentation.

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MCQ 221 Mark

Lila observed that a pond with clear water was covered up with a green algae within a week. By which method of reproduction did the algae spread so rapidly?

A
Budding.
B
Sexual reproduction.
✓
Fragmentation.
D
Pollination.

Answer

Correct option: C.

Fragmentation.

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MCQ 231 Mark

Tick $(\checkmark)$ the correct answer: Bryophyllum can reproduce by its:

A
Stem.
✓
Leaves.
C
Roots.
D
Flower.

Answer

Correct option: B.

Leaves.

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MCQ 241 Mark

The mode of vegetative reproduction where scion and stock are used is called:

A
Budding.
✓
Grafting.
C
Cutting.
D
Layering.

Answer

Correct option: B.

Grafting.

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MCQ 251 Mark

The small bulb$-$like projection coming out of yeast is known as $.........$

A
Fragment.
B
Spore.
✓
Bud.
D
Seed.

Answer

Correct option: C.

Bud.

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MCQ 261 Mark

Which of the following is a male reproductive part of a flower?

✓
Stamen.
B
Pistil.
C
Stem.
D
Root.

Answer

Correct option: A.

Stamen.

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MCQ 271 Mark

Male reproductive part of a plant is:

A
Pores.
B
Pistil.
✓
Stamen.
D
Fusion.

Answer

Correct option: C.

Stamen.

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MCQ 281 Mark

The ‘eye’ of the potato plant is what?

A
The root is to any plant.
✓
The bud is to a flower.
C
The bud is to Bryophyllum leaf.
D
The anther is to stamen.

Answer

Correct option: B.

The bud is to a flower.

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MCQ 291 Mark

Tick $(\checkmark)$ the correct answer: The reproductive part of a plant is the:

A
Leaf.
B
Stem.
C
Root.
✓
Flower.

Answer

Correct option: D.

Flower.

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MCQ 301 Mark

Which of the following parts of a sexual reproduction?
$i.$ Flower
$ii.$ Seed
$iii.$ Fruit
$iv.$ Branch
Choose the correct answer from below:

A
$(i)$ and $(ii)$
✓
$(i), (ii)$ and $(iii)$
C
$(iii)$ and $(iv)$
D
$(ii), (iii)$ and $(iv)$

Answer

Correct option: B.

$(i), (ii)$ and $(iii)$

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MCQ 311 Mark

Reproduction through spore formation takes place in.

✓
Fern.
B
Algae.
C
Fungi.
D
Yeast.

Answer

Correct option: A.

Fern.

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MCQ 321 Mark

Bryophyllum can reproduce by its.

A
Stem.
✓
Leaves.
C
Root.
D
Flower.

Answer

Correct option: B.

Leaves.

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MCQ 331 Mark

Pollination refers to the,

A
Transfer of pollen from anther to ovary.
B
Transfer of male gametes from anther to stigma.
✓
Transfer of pollen from anther to stigma.
D
Transfer of pollen from anther to ovule.

Answer

Correct option: C.

Transfer of pollen from anther to stigma.

The transfer of pollen grains from anther of a stamen to stigma of a pistil is called pollination. It can occur by two ways as self$-$pollination $($transfer occur in same flower or another flower of same plant$)$ and cross$-$pollination $($transfer occurring between flowers of two separate but similar plants. Insects, water and wind are agents of pollination$).$

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MCQ 341 Mark

The cell which results after fusion of the gametes is called.

A
Spore.
B
Embryo.
✓
Zygote.
D
Pistil.

Answer

Correct option: C.

Zygote.

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MCQ 351 Mark

The reproductive part of a plant is the.

✓
Flower.
B
Stem.
C
Leaves.
D
Root.

Answer

Correct option: A.

Flower.

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MCQ 361 Mark

The production of new individuals from their parents is known as $.........$

✓
Reproduction.
B
Production.
C
Vegetative propagation.
D
Sprouting.

Answer

Correct option: A.

Reproduction.

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MCQ 371 Mark

Reproduction in yeast takes place by.

A
Zygote.
B
Spore formation.
C
Fragmentation.
✓
Budding.

Answer

Correct option: D.

Budding.

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MCQ 381 Mark

Which of the following parts of a plant take part in sexual reproduction?
$i.$ Flower
$ii.$ Seed
$iii.$ Fruit
$iv.$ Branch
Choose the correct answer from below.

A
$(i)$ and $(ii)$
✓
$(i), (ii)$ and $(iii)$
C
$(iii)$ and $(iv)$
D
$(ii), (iii)$ and $(iv)$

Answer

Correct option: B.

$(i), (ii)$ and $(iii)$

The flowers perform the function of sexual reproduction in plant. After fertilisation, the ovary grows into a fruit and seeds develop from the ovules.

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MCQ 391 Mark

The ‘eye’ of the potato plant is what

A
The root is to any plant.
B
The bud is to a flower.
✓
The bud is to Bryophyllum leaf.
D
The anther is to stamen.

Answer

Correct option: C.

The bud is to Bryophyllum leaf.

The eye of the potato is the same as the bud is to Bryophyllum leaf. Both the structures are vegetative propagules. They can form a new plant from them. This method of asexual reproduction through the vegetative parts of the existing plant is called vegetative propagation.

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MCQ 401 Mark

The female reproductive part of a plant is:

✓
Pistil.
B
Stamen.
C
Bud.
D
Spore.

Answer

Correct option: A.

Pistil.

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MCQ 411 Mark

The fusion of male and female gametes is called:

A
Ovulation.
B
Population.
C
Pollination.
✓
Fertilisation.

Answer

Correct option: D.

Fertilisation.

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MCQ 421 Mark

The process by which plants give rise to new plants without seeds is called.

A
Sexual Reproduction.
✓
Asexual Reproduction.
C
Vegetative Propagation.
D
Budding.

Answer

Correct option: B.

Asexual Reproduction.

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MCQ 431 Mark

Seed dispersal take place by:

A
Wind.
B
Water.
C
Animals.
✓
All of the above.

Answer

Correct option: D.

All of the above.

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MCQ 441 Mark

Tick $(\checkmark)$ the correct answer: Mature ovary forms the:

A
Seed.
B
Stamen.
C
Pistil.
✓
Fruit.

Answer

Correct option: D.

Fruit.

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MCQ 451 Mark

The transfer of pollen from the anther to the stigma of a flower is called.

A
Budding.
B
Spore formation.
C
Fragmentation.
✓
Pollination.

Answer

Correct option: D.

Pollination.

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MCQ 461 Mark

Fusion of gametes form a fertilized egg which is also known as $.........$

A
Seed.
B
Embryo.
✓
Ovary.
D
Zygote.

Answer

Correct option: C.

Ovary.

Zygote.

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MCQ 471 Mark

Which of the following is a male reproductive part of a flower?

✓
Stamen.
B
Pistil.
C
Stem.
D
Root.

Answer

Correct option: A.

Stamen.

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MCQ 481 Mark

The ovaries of different flowers may contain.

A
Only one ovule.
B
Many ovules.
✓
One to many ovules.
D
Only two ovules.

Answer

Correct option: C.

One to many ovules.

Ovary is the part of female reproductive organ of the plant $(i.e.$ pistil$).$ It may contain one or many ovules in different flowers. The ovule in turn contains the female gamete of egg.

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MCQ 491 Mark

Which of the following does not not have bisexual flower?