Forests: Our Lifeline For Class 7 Science MCQ Questions

Q 1 –  Which one of the following is not a wild animal?
(a) Bear
(b) Bison
(c) Jackal
(d) Goat

Ans. (d) Goat

Q 2 –  Which one of the following is an animal product?
(a) Gum
(b) Catechu
(c) Honey
(d) Rubber

Ans. (c) Honey

Q 3 –  Roof of the forest made by the branches of the tall trees is called
(a) canopy
(b) crown
(c) understoreys
(d) none of these

Ans. (a) canopy

Q 4 –  Understoreys are formed due to
(a) different types of crowns
(b) different sizes of crown
(c) different heights of trees
(d) all of these

Ans. (d) all of these

Q 5 –  Decomposers convert the dead plant and animal tissues into
(a) clay
(b) humus
(c) inorganic debris
(d) soil

Ans. (b) humus

Q 6 –  Arrange the following components of a food chain in proper sequence – grass, frog, eagle, insects, snake.
(a) Grass → insects → frog → snake → eagle.
(b) Grass → snake → insects → frog → eagle.
(c) Grass → snake → eagle → insects → frog.
(d) All are possible

Ans. (a) Grass → insects → frog → snake → eagle.

Q 7 –  Sequence that represents the series of eating and being eaten is called
(a) food series
(b) food chain
(c) food web
(d) food hub

Ans. (b) food chain

Q 8 –  Which one of the following is a role of forests?
(a) Provide food, shelter, water and medicines
(b) Prevent soil erosion
(c) Prevent flood
(d) All the above

Ans. (d) All the above

Q 9 –  Which among the following forest animals is the smallest?
(a) Fox
(b) Boar
(c) Bison
(d) Porcupine

Ans.  (d) Porcupine

Q 10 –  Which of the following is not the name of a tree?
(a) Teak
(b) Sal
(c) Porcupine
(d) Kachnar

Ans. (c) Porcupine

Q 11 –  Which of the following is influenced by forests?
(a) Temperature
(b) Climate
(c) Animals
(d) All of these

Ans. (d) All of these

Q 12 –  Which of the following is a forest plant?
(a) Sheesham
(b) Neem
(c) Bamboo
(d) All of t

Ans. (d) All of these

Q 13 –  The branchy part of a tree above the stem is called
(a) leaves
(b) crown
(c) saplings
(d) canopy

Ans. (b) crown

Q 14 –  Which kind of plants generally constitute understorey layer in the forest?
(a) Grass
(b) Shrubs
(c) Tall trees
(d) Herbs

Ans. (b) Shrubs

Q 15 –  The smallest wild animal amongst the following is
(a) fox
(b) boar
(c) bison
(d) porcupine

Ans. (d) porcupine

Q 16 –  Name the organism on which all animals depend for food.
(a) Humus
(b) Plants
(c) Insects
(d) Crops

Ans.  (b) Plants

Q 17 –  Decomposers convert the dead plants and animals into
(a) humus
(b) oxygen
(c) litter
(d) fertilizers

Ans. (a) humus

Q 18 –  What are known as ‘green lungs’?
(a) Forests
(b) Grasshoppers
(c) Rivers
(d) All of these

Ans. (a) Forests

Q 19 –  Which of the following we can get from forests?
(a) Food
(b) Shelter
(c) Fibre
(d) All of these

Ans. (d) All of these

Q 20 –  Which of the following is an animal product?
(a) Rubber
(b) Catechu
(c) Gum
(d) Honey

Ans. (d) Honey

Q 21 –  Thing that is not obtained from the wood is
(a) paper
(b) thermocol
(c) matchsticks
(d) plywood

Ans. (b) thermocol

Q 22 –  Forests are not responsible for
(a) providing medicinal plants
(b) maintaining the flow of water into the streams
(c) creating flood conditions
(d) absorbing rainwater and maintaining water table

Ans. (c) creating flood conditions

Q 23 –  Deforestation will lead to decrease in
(a) soil erosion
(b) rainfall
(c) drought
(d) global warming

Ans. (b) rainfall

Q 24 –  Greenhouse gases
(a) trap heat of the sun
(b) are green in colour
(c) do not trap heat of the sun
(d) smell foul

Ans. (a) trap heat of the sun

Q 25 –  Which of the following forms the lowermost layer of forest?
(a) Tall tree
(b) Herbs
(c) Shrubs
(d) None of these

Ans. (b) Herbs

Q 26 –  The first link in all food chains is:
(a) herbivores
(b) carnivores
(c) green plants
(d) none of these

Ans. (c) green plants

Q 27 –  What is the role of forests?
(a) Provide food, shelter, water and medicine
(b) Prevent soil erosion
(c) Prevent floods
(d) All of these

Ans.  (d) All of these

Q 28 –  Which of the following products is not obtained from a forest?
(a) Honey
(b) Catechu
(c) Gum
(d) Wheat

Ans. (d) Wheat

Q 29 –  Which of the following has the strongest stem?
(a) A tree
(b) A creeper
(c) A climber
(d) A bush

Ans. (a) A tree

Q 30 –  Deforestation results in
(a) increased rainfall
(b) increase in earth’s temperature
(c) increase in water level
(d) conservation of soil

Ans. (b) increase in earth’s temperature

Q 31 –  Decomposers convert the dead plants and animal tissues into
(a) clay
(b) inorganic debris
(c) humus
(d) soil

Ans. (c) humus

Q 32 –  The series of eaten and being eaten is called a
(a) food chain
(b) food web
(c) food series
(d) food hub

Ans. (a) food chain

Q 33 –  Which of the following will help in the conservation of forests?
(a) Recycling of jute bags
(b) Recycling of cotton bags
(c) Recycling of paper bags
(d) Recycling of plastic bag

Ans.  (c) Recycling of paper bags