EVS Test

EVS

This is EVS Test-21 for CTET, Central Teacher Eligibility Test conducted by CBSE.. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
A lemon sinks in normal water but floats in salty water because the density of
  • A
    Lemon increases in salt water
  • B
    Lemon decreases in salt water
  • C
    Normal water is more than salt water
  • D
    Salt water is more than normal water
    Correct
2
Malaria can be detected by testing the blood for the presence of
  • A
    Plasmodium in red blood cells
    Correct
  • B
    Rupture liver cells in blood
  • C
    Larvae of mosquito in blood
  • D
    Eggs of mosquito in red blood cells
3
A Shooting Star is a
  • A
    Meteoroid which catches fire as it enters the Earth’s atmosphere
    Correct
  • B
    Star with a tail at the end
  • C
    Star which moves with a constant speed
  • D
    Shining object which moves with a constant speed in the atmosphere
4
Durga lives in a village and cooks food on a chulha (earthen stove) using wood or cow dung cakes as fuel. She has been suffering from severe cough for the last three months. This may be due to the
  • A
    Smoke produced by burning fuels which may have caused her allergy
  • B
    Old age and pollution inside and outside her hut
  • C
    Carbon monoxide produced by burning fuel which may have been deposited in her respiratory tract
    Correct
  • D
    Soot produced by burning the fuels which may have been deposited in her respiratory tract
5
A man with blood group ‘O’ marries a woman with blood group ‘A’. The chance of their first child having blood group ‘O’ is
  • A
    25%
  • B
    75%
  • C
    100%
  • D
    50%
    Correct
6
The difference between boiling and evaporation is that
  • A
    Boiling causes a change of state of water while evaporation does not
  • B
    Evaporation can take place at any temperature while boiling cannot
    Correct
  • C
    Changing of boiling liquid into vapour be seen but evaporation cannot be seen
  • D
    Boiling causes reduction in volume of liquid while evaporation does not
7
A farmer wanted a separate the grains from the chaff. This can be achieved by the process called
  • A
    Handpicking
  • B
    Threshing
    Correct
  • C
    Winnowing
  • D
    Harvesting
8
In rural areas, cow dung is used to coat the floor and walls of huts to
  • A
    Make them smooth and clean
  • B
    Keep the insects away
    Correct
  • C
    Give a natural colour to the floor
  • D
    Make them rough to increase friction
9
Mira and Divya are young girls. Mira likes to eat samosas, cutlets and bread. Divya, on the other hand, takes and iron deficient diet. Which of the following disorders are Mira and Divya likely to suffer from, respectively?
  • A
    Obesity and scurvy
  • B
    Obesity and anaemia
    Correct
  • C
    Anaemia and night blindness
  • D
    Scurvy and anaemia
10
Vitamins are substances
  • A
    Required in small quantities to prevent deficiency diseases
    Correct
  • B
    That increase our metabolic rate leading to loss of weight
  • C
    Required as medicines to make us healthy
  • D
    The build muscles to keep us strong
11
Chipko Movement was strengthened under the leadership of
  • A
    Sunder Lal Bahuguna
    Correct
  • B
    A.K. Banerjee
  • C
    Amrita Devi Bishnoi
  • D
    Medha Patkar
12
Rina separated the garbage from the house into two piles as shown below:Rina has separated the garbage waste into two piles depending on the criteria
Question 12 figure 1
  • A
    Are household/industrial waste
  • B
    Have odour/are odourless
  • C
    Can be decomposed/cannot be decomposed
    Correct
  • D
    Can be recycled/cannot be recycled
13
An egret bird is often seen on a buffalo’s back. This because the egret
  • A
    Feeds on insects present in the grass
  • B
    Loves to sing while sitting on the buffalo’s back
  • C
    Rests after flying for a while
  • D
    Feeds on parasites on the buffalo’s back
    Correct
14
Which of the following statements is not an objective of teaching EVS at the primary level?
  • A
    To internalize the values of concern for life and environment
  • B
    To load learners with terms and definitions for assessment
  • C
    Arouse curiosity about the natural and social environment
  • D
    Engage in exploratory and hands-on activities that lead to the development of cognitive and psychomotor skills
    Correct
15
The idea of showing a sample of a railway ticket in the EVS textbook is to
  • A
    Enhance the skills of students to arrive at conclusions
  • B
    Provide them the knowledge of various abbreviations used in the ticket
  • C
    Give them an opportunity to interact with real information and develop the skill of observation
    Correct
  • D
    Give the students and idea of the rail fare