Class 6 Water CBSE Questions & Answers

Class 6 · Water

This is Science Class 6 Water CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
Main reason for decrease in water table is
  • A
    Heavy rain fall
  • B
    Deforestation
  • C
    Excessive consumption of ground water
    Correct
  • D
    Frequent drought
2
The process of seeping of water into the ground is called
  • A
    Chlorination
  • B
    Sedimentation
  • C
    Infiltration
    Correct
  • D
    Purification
3
The water which is fit for human use is called
  • A
    Sea water
  • B
    Fresh water
    Correct
  • C
    Hard water
  • D
    Ground water
4
Gaseous state of water is
  • A
    Cloud
  • B
    Rain
  • C
    Vapour
    Correct
  • D
    Ice
5
Water in converted into water vapour by the process of
  • A
    Respiration and photosynthesis
  • B
    Transpiration and evaporation
    Correct
  • C
    Transportation and respiration
  • D
    Only evaporation
6
Water shortage has became a matter of concern throughout the
  • A
    Kerala
  • B
    World
    Correct
  • C
    Delhi
  • D
    India
7
Which disease is caused by drinking of contaminated water
  • A
    Diarrhea
    Correct
  • B
    Tuberculosis
  • C
    Cancer
  • D
    Rabies
8
Envelop of air around the earth is called
  • A
    Ecosystem
  • B
    Food chain
  • C
    Atmosphere
    Correct
  • D
    Biosphere
9
In cities, water supply is through
  • A
    Tankers only
  • B
    Storage tanks
  • C
    Networks of pipes
    Correct
  • D
    Series of wells
10
Water in the aquifers can be usually pumped out with the help of
  • A
    Tube wells and hand pumps
    Correct
  • B
    Ponds and lakes
  • C
    Well and ponds
  • D
    Rivers and lakes
11
Earth appear blue because
  • A
    Two-third of earth is covered by water
    Correct
  • B
    One-half of earth is covered by water
  • C
    Two-third of earth is covered by land
  • D
    One-half of earth is covered by land
12
Most of the water present on the earth is present in form of
  • A
    Ice caps on poles
    Correct
  • B
    Sea water
  • C
    Water vapour
  • D
    Water in living organism
13
We should not use ponds water for drinking without treating it because ponds water may be
  • A
    Contaminated
    Correct
  • B
    High salt containing
  • C
    Devoid of minerals
  • D
    Poisonous
14
If a person consumes contaminated water, he may suffer from the disease called
  • A
    Malaria
  • B
    Jaundice
    Correct
  • C
    Tuberculosis
  • D
    Skin disease
15
Which one is the most common cause of contamination of water in rural area?
  • A
    Defection in or around water bodies
    Correct
  • B
    Soil present around the water bodies
  • C
    Addition of manure in field near water bodies
  • D
    Presence of aquatic organisms