Class 8 Coal And Petroleum CBSE Questions & Answers

Class 8 · Coal And Petroleum

This is Science Class 8 Coal and Petroleum CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Natural gas consists mainly of methane and it is a :
  • A
    fuel oil
  • B
    non fuel
  • C
    biogas
  • D
    clean fuel
    Correct
2
Read the following statements :i) Anthracite and Paraffin both are purest forms of coal.ii) Peat is most inferior quality coal.
  • A
    statement i) is correct but ii) is wrong
  • B
    both are wrong
  • C
    statement ii) is correct but i) is wrong
    Correct
  • D
    both are correct
3
Plants are living natural resources because :
  • A
    They hold water and provide shade to other organisms
  • B
    They make food for all other organisms
    Correct
  • C
    They absorb carbon dioxide from atmosphere
  • D
    They absorb minerals from soil which other organisms cannot
4
Read the following statements :i) Animals & plants are living natural resources.ii) Coal is formed from the living natural resources.
  • A
    statement i) is correct but ii) is wrong
    Correct
  • B
    statement ii) is correct but i) is wrong
  • C
    both are correct
  • D
    both are wrong
5
Non living natural resources can be obtained from :
  • A
    Atmospheric gases
  • B
    all of these
    Correct
  • C
    Solid parts of earth
  • D
    Water bodies
6
Read the following statements :i) Renewable resources are those which will never run out.ii) Those resources which are replaced within a reasonable period of time through natural processes are renewable.
  • A
    statement i) is correct but ii) is wrong
  • B
    statement ii) is correct but i) is wrong
  • C
    both are wrong
  • D
    both are correct
    Correct
7
Most renewable resources are exhaustible if :
  • A
    both we disturb the natural method of their renewal & we use then faster than they are renewed
    Correct
  • B
    we disturb the natural method of their renewal.
  • C
    we use them slower than their expiry period.
  • D
    we use then faster than they are renewed
8
The non renewable resource that can be easily recycled is/are :
  • A
    metalloids and coal
  • B
    metals
    Correct
  • C
    petroleum
  • D
    natural gas
9
Coke is useful in the production of:
  • A
    all of these
    Correct
  • B
    PVC
  • C
    producer gas
  • D
    water gas
10
We need to conserve only :
  • A
    both renewable resources & non-renewable resources
    Correct
  • B
    non-renewable resources
  • C
    renewable resources
  • D
    food resources
11
Coal contains mainly
  • A
    Coke
  • B
    Carbon
    Correct
  • C
    Calcium
  • D
    Charcoal
12
A faster depletion of natural resources has lead us to :
  • A
    industrialisation & globalisation
  • B
    stability in nature
  • C
    imbalance in nature
    Correct
  • D
    increase in urban areas
13
Read the following statements : i) Conservation is careless use of resources.ii) We will endanger our survival if we practice conservation.
  • A
    both are correct
  • B
    statement i) is correct but ii) is wrong
  • C
    both are wrong
    Correct
  • D
    statement ii) is correct but i) is wrong
14
The youngest form of coal is:
  • A
    anthracite
  • B
    peat
    Correct
  • C
    lignite
  • D
    litter
15
When a fuel is burnt a large part of their _____ is released as heat:
  • A
    petrochemical energy
  • B
    kinetic energy
  • C
    potential energy
    Correct
  • D
    carboniferous energy