We have completed the NCERT/CBSE chapter-wise Multiple Choice Questions for Class 7 Science book Chapter 17 Forests: Our Lifeline with Answers by expert subject teacher for latest syllabus and examination. You can Prepare effectively for the exam taking the help of the Class 7 Science Objective Questions PDF free of cost from here. Students can take a free test of the Multiple Choice Questions of Forests: Our Lifeline. Each Questions has four options followed by the right answer. Download the Science Quiz Questions with Answers for Class 7 free Pdf and prepare to exam and help students understand the concept very well.
MCQ Questions for Class 7 Science with Answers
Q1. Which of the following is not a forest product:
(i) gum
(ii) polywood
(iii) sealing wax
(iv) kerosene
(iv) kerosene
Q2. Which is not a function of forest?
(i) Water cycle
(ii) Balancing oxygen and carbon dioxide
(iii) Wild life habitat
(iv) Formation of soil
(iv) Formation of soil
Q3. Which one of the following is an animal product?
(i) Gum
(ii) Catechu
(iii) Honey
(iv) Rubber
(iii) Honey
Q4. The branchy part of a tree above the stem is known as
(i) Canopy
(ii) Crown
(iii) Herb
(iv) Shrub
(ii) Crown
Q5. Which of the following is a forest plant?
(i) Sheesham
(ii) Neem
(iii) Bamboo
(iv) All of these
(iv) All of these
Q6. A dark coloured substance which is formed from the dead bodies of plants and animals is called:
(i) plants roots
(ii) humus
(iii) canopy
(iv) none of these
(ii) humus
Q7. A tree species in Mauritius failed to reproduce because of extinction of a fruit eating bird. The bird was
(i) Condor
(ii) Dodo
(iii) Dove
(iv) Skua
(ii) Dodo
Q8. Understoreys are formed due to
(i) different types of crowns
(ii) different sizes of crown
(iii) different heights of trees
(iv) all of these
(iv) all of these
Q9. Micro-organisms act upon the dead plants to produce
(i) Sand
(ii) Mushrooms
(iii) Humus
(iv) Wood
(iii) Humus
Q10. Mushroom and other micro-organismseat
(i) Brinjal
(ii) Rice
(iii) Humus
(iv) wax
(iii) Humus
Q11. Name the organism on which all animals depend for food.
(i) Humus
(ii) Plants
(iii) Insects
(iv) Crops
(ii) Plants
Q12. A forest is a purifier of:
(i) water
(ii) air
(iii) both (i) and (ii)
(iv) none of these
(i) water
Q13. Microorganism that convert plants and animals dead parts into humus are called
(i) Producer
(ii) Carnivores
(iii) Herbivores
(iv) Decomposer
(iv) Decomposer
Q14. Sequence that represents the series of eating and being eaten is called
(i) food series
(ii) food chain
(iii) food web
(iv) food hub
(ii) food chain
Q15. Which of the following is influenced by forests?
(i) Temperature
(ii) Climate
(iii) Animals
(iv) All of these
(iv) All of these
Q16. What are known as ‘green lungs’?
(i) Forests
(ii) Grasshoppers
(iii) Rivers
(iv) All of these
(i) Forests
Q17. Cutting and destroying the forests is called:
(i) erosion
(ii) decomposers
(iii) deforestation
(iv) all the above
(ii) decomposers
Q18. Mountains appear green due to
(i) Green coloured stone
(ii) Absence of plants
(iii) Presence of plants
(iv) All of these
(iii) Presence of plants
Q19. Which among the following forest animals is the smallest?
(i) Fox
(ii) Boar
(iii) Bison
(iv) Porcupine
(iv) Porcupine
Q20. The branches of the tall trees look like a roof over the other plants in the forest is called a:
(i) humus
(ii) canopy
(iii) crown
(iv) none of these
(iv) none of these
Q21. Thing that is not obtained from the wood is
(i) paper
(ii) thermocol
(iii) matchsticks
(iv) plywood
(ii) thermocol
Q22. The branches of the tall trees look like a roof over the other plants in the forest is called a:
(i) humus
(ii) canopy
(iii) crown
(iv) none of these
(iv) none of these
Q23. Floods can be controlled by
(i) constructing pits
(ii) forests
(iii) constructing temporary shelters
(iv) By allowing water to flow into sea
(ii) forests
Q24. Which of the following is a medicinal plant?
(i) Cinchona
(ii) Orange
(iii) Mango
(iv) Peepal
(i) Cinchona
Q25. Deforestation will lead to decrease in
(i) soil erosion
(ii) rainfall
(iii) drought
(iv) global warming
(ii) rainfall
Q26. Heavy rain may also damages the:
(i) roots
(ii) soil
(iii) humus
(iv) none of these
(i) roots
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