Class 7 Science Chapter 12 MCQ

Class 7 Science Chapter 12 MCQ (Multiple Choice Questions) of Reproduction in Plants updated for academic session 2021-2022. MCQs are important part of the question paper now a days.

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Class 7 Science Chapter 12 MCQ for 2021-2022

Class: 7Science
Chapter: 12Reproduction in Plants
Contents:MCQ with Explanation and Answers

MCQ Tests with Answers for Class 7 Science Chapter 12

Q1

Consider the following statements and choose the correct one:

[A]. The production of new organism from the existing organisms of the same species is called reproduction.
[B]. Plants also reproduce to form new plants either from their body parts are from seeds.
[C]. The special cells involved in sexual reproduction are called gametes.
[D]. All the above.
Q2

Which of the following statement is or are correct?

[A]. Gametes are the reproductive cells which are commonly known as sex cells.
[B]. The production of new plants from existing plants without the involvement of gametes is called a sexual reproduction.
[C]. In a sexual reproduction in plants new plants can be obtained from an existing plant without seeds.
[D]. All the above.
Q3

Read the following sentences carefully, and choose the incorrect one:

[A]. The production of new plants from existing plants by the fusion of their garments is called sexual reproduction.
[B]. In sexual reproduction new plants are obtained from existing plants through seeds.
[C]. The new plants obtained by asexual reproduction method are exactly identical to the parent plants.
[D]. None of the above.
Q4

Bryophyllum, can reproduce by its:

[A]. Stem
[B]. Leaves
[C]. Roots
[D]. Flowers
Q5

Surbhi is completed her science chapter where she wrote some statements. She wants to know whether the statements are correct or not? Surbhi wants to take help from you:

[A]. The bud present in the axil of a plant are called axillary buds.
[B]. Vegetative buds are normally present on the stem and branches of a plant like rose plant.
[C]. The axillary buds cannot give rise to new plants.
[D]. Potato, ginger, rose and turmeric are the plants which can be produced by a sexual reproduction method.




Q6

Asexual reproduction takes place through budding in:

[A]. Potatoes
[B]. Ferns
[C]. Yeast
[D]. Spirogyra
Q7

Badal appeared in class test but he confused to know the correct statement. Would you help him to know that?

[A]. Stems, roots and leaves are called vegetative parts of plant.
[B]. In vegetative propagation new plants are produced from the parts of old plants.
[C]. Vegetative propagation usually involves the growth and development of one or more buds on the old part of the plant to produce a new plant.
[D]. All the above.
Q8

Which of the following is not a vegetative part of a plant?

[A]. Stems
[B]. Leaves
[C]. Flowers
[D]. Roots
Q9

Jyoti is writing some statements but she confused to know whether the statements are correct or not? If you know the answer to this question, then tell her:

[A]. New plants can be obtained from the stem or branch of an existing plant by the method of cutting.
[B]. The new plants formed from the cutting is exactly similar to the parent plant.
[C]. Money plant and rose plants can also be grown by the cutting method of vegetative propagation.
[D]. None of the above.
Q10

In the last year board examination, Rahul were asked a question where he had to choose the statement which was/were incorrect? Will you be able to answer this question?

[A]. An advantage of the cutting method is that by using this method we can produce many plants from just one plant quickly, without waiting for flowers and seeds.
[B]. The vegetative propagation method of producing potato plants by using potato tuber cutting is much faster than the production of potato plants from seeds.
[C]. In budding a small part of the body of the parent plant grows out as a bulb light projection called bud which then detaches and becomes a new plant.
[D]. None of the above.



Q11

The anther contains

[A]. Sepals
[B]. Ovules
[C]. Pistil
[D]. Pollen grains
Q12

Read the following sentences carefully, and choose the incorrect one:

[A]. The common bread mould plant reproduces by the method of spore formation.
[B]. The plants such as cactus produce new plants when their parts are get detached from the main body and fall on the ground.
[C]. The breaking up of the body of a plant into two or more pieces on maturing, each of which subsequently grows to form a new plant, is called fragmentation.
[D]. None of the above.
Q13

Which of the following statements are true for flowers?

[A]. Flowers are always bisexual and the contain sexual and reproductive organs
[B]. They contain sexual reproductive organs and they are produced in all groups of plants
[C]. They contain sexual reproductive organs and after fertilization, they give rise to fruits
[D]. Flowers are always by sexual and after fertilization, they give rise to fruits.
Q14

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

[A]. Budding
[B]. Sexual reproduction
[C]. Fragmentation
[D]. Pollination
Q15

Rashmi is completed her science chapter where she wrote some statements. She wants to know whether the statements are correct or not? Rashmi wants to take help from you:

[A]. Flowers are the reproductive parts of a plant.
[B]. Stamen and stigma are the male reproductive organ of the plant.
[C]. Most of the flowering plants reproduce by sexual reproduction method involving the fusion of sex cells called gametes.
[D]. The function of a flower is to make male and female gametes, and to ensure that fertilization will take place to make seeds for growing new plants.



Q16

Consider the following statements and choose the incorrect one:

[A]. The flowers which contain only one reproductive organ are called unisexual flowers.
[B]. The flowers which contain both the reproductive organs male and female are called bisexual flowers.
[C]. A new seed of the plant is formed when the male gamete present in a pollen grain unites with the female gamete present in the ovule.
[D]. None of the above.
Q17

The “eye” of the potato plant is what:

[A]. The root is to any plant
[B]. The bud is to flower
[C]. The bud is to Bryophyllum leaf
[D]. The anther is to stamen
Q18

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

[A]. Fertilization
[B]. Pollination
[C]. Reproduction
[D]. Seed formation
Q19

In a flower, the parts that produce male and female gametes are respectively:

[A]. Sepal and anther
[B]. Filament and stigma
[C]. Anther and ovary
[D]. Stamen and style
Q20

A plant which can reproduce by forming buds on its leaves is:

[A]. Yeast
[B]. Spirogyra
[C]. Sweet potato
[D]. Bryophyllum




Q21

One of the following is not reproduce by the cutting method. This one is:

[A]. Rose plants
[B]. Sugarcane plants
[C]. Maize plants
[D]. Money plants
Q22

Which of the following event in the reproduction in flowering plants can be carried out by a butterfly?

[A]. Germination
[B]. Fertilisation
[C]. Pollination
[D]. Seed formation
Q23

The process by which a new plant can be reproduced from its seeds starts with:

[A]. Pollination
[B]. Fragmentation
[C]. Fertilisation
[D]. Germination
Q24

The seeds or fruits of which of the following plant are not dispersed by wind?

[A]. Drumstick
[B]. Grass
[C]. Coconut
[D]. Cotton
Q25

Which of the following statements is or are true for sexual reproduction in plants?

[A]. Plants are obtained from seeds and two plants are always essential
[B]. Plants are obtained from seeds.
[C]. Two plants are always essential and fertilisation can occur only after pollination.
[D]. Plants are obtained from seeds and only insects are agents of pollination.

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