Environmental Studies Quiz

Dear reader here we are
providing some question on environmental studies which can be useful in
upcoming CTET exam.
1.    In rural areas, cow dung is used to coat the floor and walls of
huts to

(1)
give a natural colour to the floor

(2)
keep the insects away

(3)
make them smooth and clean

(4)
make them rough to increase friction




2.    A farmer wanted to separate the grains from the chaff. This can be
achieved by the process called

(1)
Harvesting

(2)
Handpicking

(3)
Threshing

(4)
Winnowing
3.    Which one of the following is not an objective of including
riddles and puzzles in the EVS textbook?

(1)
To confuse the mind of the students and let them enjoy the confusion

(2)
To develop curiosity and ability to think creatively

(3)
To develop critical thinking ability in students

(4)
To develop reasoning ability in students
     
4.    A man with blood group ‘0’ marries a woman with blood group ‘A’.
The chance of their first child having blood group ‘0’ is

(1)
25%

(2)
75%

(3)
50%

(4)
100%
5.    A Shooting Star is a

(1)
meteoroid which catches fire as it enters the Earth’s atmosphere

(2)
star which moves with a constant speed

(3)
shining object which moves with a constant speed in the atmosphere

(4)
star with a tail at the end
     
6.    The difference between boiling and evaporation is that

(1)
boiling causes reduction in volume of liquid while evaporation does not

(2)
changing of boiling liquid into vapour can be seen but evaporation cannot
be seen

(3)
boiling causes a change of state of water while evaporation does not

(4)
evaporation can take place at any temperature while boiling cannot
     
7.    At the primary stage, assessments should consist of

(1)
half-yearly and annual examinations at the end of the year

(2)
home assignments and class assignments every week to rate young learners under
the categories of pass or fail

(3)
continuous and unstructured teacher observations to be shared with learners
and parents

(4)
formal tests and games done every week and recorded in the Report Card
     
8.    A lemon sinks in normal water but floats in salty water because
the density of

(1)
lemon increases in salt water

(2)
lemon decreases in salt water

(3)
salt water is more than normal water

(4)
normal water is more than salt water
     
9.    Cooked rice can be preserved for a longer time in a refrigerator
because

(1)
moisture content in the food is reduced at low temperature

(2)
refrigerators contain certain chemicals which kill the microbes

(3)
microbes become inactive at low temperature
(4) microbes are destroyed and killed at low temperature
     
10.  Malaria can be detected by testing the blood for the presence of

(1)
eggs of mosquito in red blood cells

(2)
Plasmodium in red blood cells

(3)
ruptured liver cells in blood

(4)
larvae of mosquito in blood
ANSWERS:
1. (3)
2. (1)
3. (1)
4. (3)
5. (1)
6. (4)
7. (3)
8. (3)
9. (3)
10. (2)
     

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