Class 7 Forests Our Lifeline CBSE Questions & Answers

Class 7 · Forests Our Lifeline

This is Science Class 7 Forests Our Lifeline CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Environment and cool and peaceful in
  • A
    Town
  • B
    Metro
  • C
    Cities
  • D
    Village
    Correct
2
Cutting of tree on large scale is called
  • A
    Aforestation
  • B
    Urbanization
  • C
    Deforestation
    Correct
  • D
    Industrialization
3
Which industry totally depends upon forest product?
  • A
    Agriculture
  • B
    Rubber industry
  • C
    Textile industry
  • D
    Furniture industry
    Correct
4
The male part of a flower is
  • A
    Pistil
  • B
    Sepals
  • C
    Stamen
    Correct
  • D
    Ovary
5
which of the following serve as green lungs?
  • A
    Forests
    Correct
  • B
    Green pigments of the plants
  • C
    Greenhouse gases
  • D
    Kitchen gardens
6
Reticulate venation is present in
  • A
    Grass
  • B
    Banana
  • C
    All of these.
  • D
    Mango
    Correct
7
Which of the following organisms are found in maximum number in forest?
  • A
    Animals
  • B
    Micro-organisms
    Correct
  • C
    Plants
  • D
    Predators
8
Process of loss of water in form of water vapour by plants is called
  • A
    Translocation
  • B
    Respiration
  • C
    Transpiration
    Correct
  • D
    Photosynthesis
9
Which of the following is a medicinal plant?
  • A
    Mango
  • B
    Cinchona
    Correct
  • C
    Orange
  • D
    Peepal
10
Humus is produced due to
  • A
    Decomposition of dead plants
    Correct
  • B
    Pollination of flower
  • C
    Decomposition of dead animals
  • D
    Fertilization of flower
11
Which one is obtained from forest?
  • A
    Resins
    Correct
  • B
    Kerosene
  • C
    Petrol
  • D
    Plastics
12
Plants with soft stem are called
  • A
    Tendril
  • B
    Tree
  • C
    Shrubs
  • D
    Herbs
    Correct
13
Sound of birds and animals are
  • A
    Common in forests
    Correct
  • B
    All of these
  • C
    In agricultural field
  • D
    In gardens
14
Forest is the source of
  • A
    Food and timber
    Correct
  • B
    All of these
  • C
    Water and food grain
  • D
    Animals and insects
15
Plants help in water cycle as it
  • A
    Absorb water from root
  • B
    Carry out photosynthesis
  • C
    Brings rain
  • D
    Release water in form of water vapour
    Correct