MCQ Questions for Class 7 Science Chapter 17 Forests: Our Lifeline with Answers

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All questions answers in the last paragraph

Q1. Decomposers convert the dead plant and animal tissues into

(A) clay
(B) humus
(C) inorganic debris
(D) soil

Q2. Which kind of plants generally constitute understorey layer in the forest?

(A) Grass
(B) Shrubs
(C) Tall trees
(D) Herbs

Q3. Which of the following is a medicinal plant?

(A) Cinchona
(B) Orange
(C) Mango
(D) Peepal

Q4. Micro-organisms act upon the dead plants to produce:

(A) sand
(B) mushrooms
(C) humus
(D) wood

Q5. Understoreys are formed due to

(A) different types of crowns
(B) different sizes of crown
(C) different heights of trees
(D) all of these

Q6. Which industry totally depends upon forest product?

(A) Agriculture
(B) Rubber industry
(C) Furniture industry
(D) Textile industry

Q7. Which of the following is influenced by forests?

(A) Temperature
(B) Climate
(C) Animals
(D) All of these

Q8. Which one of the following is not a wild animal?

(A) Bear
(B) Bison
(C) Jackal
(D) Goat

Q9. The rainfall will be less in absence of:

(A) forests
(B) town
(C) village
(D) none of these

Q10. Which of the following is not a forest product?

(A) Rubber
(B) Sealing wax
(C) Kerosene
(D) Plywood

Q11. Which of the following is not the name of a tree?

(A) Teak
(B) Sal
(C) Porcupine
(D) Kachnar

Q12. Which is not a function of forest?

(A) Water cycle
(B) Balancing oxygen and carbon dioxide
(C) Wild life habitat
(D) Formation of soil

Q13. Which of the following statements is not correct:

(A) forests protect the soil from erosion.
(B) plants and animals in a forest are not depend on one another
(C) forests influence the climate and water cycle
(D) soil helps forests to grow and regenerate.

Q14. Roof of the forest made by the branches of the tall trees is called

(A) canopy
(B) crown
(C) understoreys
(D) none of these

Q15. The branchy part of a tree above the stem is called

(A) leaves
(B) crown
(C) saplings
(D) canopy

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