Class 7 Science Chapter 12 MCQ (Multiple Choice Questions) of Forests: Our Lifeline with explanation and answers of each questions updated for academic session 2025-26. All the MCQ tests are prepared from latest NCERT Textbooks based on new CBSE Syllabus. These MCQ online tests are important for school unit test as well as terminal or final exams. Class 7 science chapter 12 MCQs cover all the concepts of the chapter.

Class 7 Science Chapter 12 MCQ for 2025-26

Class: 7Science
Chapter: 17Forests: Our Lifeline
Contents: MCQ Online Tests With Answers

MCQ Tests with Answers for Class 7 Science Chapter 17

Q1

Micro-organism act upon the dead plants to produce:

[A]. Sand
[B]. Mushroom
[C]. Humus
[D]. Wood
Q2

Which among the following forest animal is the smallest?

[A]. Fox
[B]. Boar
[C]. Bison
[D]. Porcupine
Q3

Which of the following is not a forest product?

[A]. Gum
[B]. Plywood
[C]. Sealing wax
[D]. Kerosene
Q4

Which of the following has the strongest stem?

[A]. A tree
[B]. A creeper
[C]. A climber
[D]. A bush
Q5

Paheli is writing some statements, choose the incorrect statement and help her:

[A]. A forest acts as the purifier of air and water.
[B]. The forest provides a home for many plants’ animals and decomposers organisms.
[C]. The forest also contains decomposers organisms such as bacteria and fungi.
[D]. None of the above.
Q6

Which of the following is not prepared from the wood obtained from forest?

[A]. Paper
[B]. Thermocol
[C]. Matchsticks
[D]. Plywood
Q7

Which of the following is not the name of a tree?

[A]. Teak
[B]. Sal
[C]. Porcupine
[D]. Kachnar
Q8

Consider the following statements and choose the incorrect one:

[A]. The plants are called producers.
[B]. The animals are called consumers.
[C]. Saprotrophs are commonly known as decomposers.
[D]. None of the above.
Q9

Pick the option which gives the names of a tree and animal respectively from the following:

[A]. Semal and hornbill
[B]. Sal and khair
[C]. Chinkara and blue bull
[D]. Neem and palash
Q10

Which of the products is not obtained from a forest?

[A]. Honey
[B]. Catechu
[C]. Gum
[D]. Ginger
Q11

Forests are not responsible for:

[A]. Providing medicinal plants
[B]. Maintaining the flow of water into the streams
[C]. Creating for flood conditions
[D]. Absorbing rainwater and maintaining water table
Q12

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

[A]. Those animals which eat dead animals’ are called scavengers.
[B]. Scavengers eat up the dead bodies of animals and a help in keeping forest environment clean.
[C]. The important of humus to the soil is that it provides nutrients for the growth plants.
[D]. None of the above.
Q13

Which of the following is not a function of the forests?

[A]. Maintenance of water cycle
[B]. Bringing sufficient rains
[C]. Preventing flash floods
[D]. Causing soil erosion
Q14

Which of the following is not a scavenger?

[A]. Crow
[B]. Jackal
[C]. Lion
[D]. Vulture
Q15

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

[A]. The first step in every food chain is the plants.
[B]. The second step in a food chain is always a herbivore
[C]. The third step in a food chain is always a carnivore.
[D]. Scavengers are referred as decomposers.
Q16

Which of the following help in maintaining the supply of nutrients of the growing plants and trees in a forest?

[A]. Saprotrophs
[B]. Autotrophs
[C]. Carnivores
[D]. Heterotrophs
Q17

Which of the following is not a function of the crowns of forest trees during the daytime?

[A]. Absorb sun’s light energy
[B]. Absorb oxygen from air
[C]. Carry out photosynthesis
[D]. From a green cover
Q18

Which of the following do not help the flowering plants of a forest in pollination?

[A]. Honeybees
[B]. Butterflies
[C]. Kingfishers
[D]. Antelopes
Q19

Which of the following statement is or are correct?

[A]. The layer of vegetation in a forest which is just below the understorey, is called shrub layer.
[B]. The layer of vegetation in the forest which is just below the shrub layer, is called the herb layer.
[C]. The forest floor is also considered a layer of vegetation in the forest structure.
[D]. All the above.
Q20

Which of the following will help in the conservation of forest?

[A]. Recycling of jute bags
[B]. Recycling of cotton bags
[C]. Recycling of paper bags
[D]. Recycling of plastic bags
Q21

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

[A]. Forests are cut down to obtain wood for making paper.
[B]. Forests are cut down to clear land for cultivation of crops in agriculture.
[C]. Forests are cut down to clear land for the construction of roads, houses, industries and dams etc.
[D]. All the above.
Q22

Puja 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]. Forests prevent soil erosion and floods and hence help in the conservation of soil.
[B]. Forests help in maintain water cycle in nature and hence bring sufficient rain.
[C]. Forests also maintain the balance between carbon di oxide and oxygen in the atmosphere.
[D]. None of the above.
Q23

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]. [A] Forests help in cleaning air and purifying water.
[B]. Forests provide food, water, shelter and medicine to the forest-dwelling people.
[C]. Forests provide a natural habitat to wild animals and birds and hence help in the conservation of wildlife.
[D]. Cutting down of forests is driving out many populations, which help many people to build houses, factories and bridge etc.
Q24

In a quiz competition, you are asked a question where you have to choose the statement which is/ are correct?

[A]. The cutting down of forest leads to soil erosion.
[B]. Cutting down of forest leads to the loss of many species of animals and birds.
[C]. The destruction of forests is also leading to the loss of many species of plants from this earth.
[D]. All the above
Q25

In a science quiz competition, Paheli are asked a question where she had to choose the statement which was/were incorrect?

[A]. The various things which are obtained from the forest are called forest products.
[B]. The green plants and trees of the forest release oxygen during the process of photosynthesis.
[C]. Humus mixes up with the soil in the forest and the nutrients present in it are used for the growth of plants.
[D]. Green plants and trees of the forest supply oxygen for breathing and respiration, so forests are known as blue lungs.

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Last Edited: June 13, 2023