Practice Question and Answer

Q: The grouping of blood is based on substances called 1631 0

  • 1
    antibodies
    Correct
    Wrong
  • 2
    antigens
    Correct
    Wrong
  • 3
    antitoxin
    Correct
    Wrong
  • 4
    enzymes
    Correct
    Wrong
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Answer : 2. "antigens"
Explanation :

Answer: B) antigens Explanation: The red blood corpuscles  or erythrocytes usually carry antigens and there are two types of antigens. The A group persons have antigen A in their red corpuscles and the B group have antigen B in their red corpuscles. The AB group person have both antigen A and antigen B in their erythrocytes. The 'O' group persons have no antigens in their red corpuscles.

Q:

$$ \sqrt{749}×0.56+14.38=?$$

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  • 1
    30
    Correct
    Wrong
  • 2
    42
    Correct
    Wrong
  • 3
    20
    Correct
    Wrong
  • 4
    35
    Correct
    Wrong
  • 5
    45
    Correct
    Wrong
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Answer : 1. "30"

Q:

Mahadev covered some distance at some speed. If he traveled a distance of 3 km / h more, it took him 40 minutes less time. If he had covered the distance at a speed of 2 km / h less, he would have taken 40 minutes more. The distance (in km) is

1631 0

  • 1
    $$ {36{2\over3}}$$
    Correct
    Wrong
  • 2
    40
    Correct
    Wrong
  • 3
    20
    Correct
    Wrong
  • 4
    48
    Correct
    Wrong
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Answer : 2. "40"

Q:

Directions: Choose the word which is MOST OPPOSITE in meaning to the word printed in bold as used in the passage. 

CAPRICIOUS 

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  • 1
    unpredictable
    Correct
    Wrong
  • 2
    predictable
    Correct
    Wrong
  • 3
    changeable
    Correct
    Wrong
  • 4
    captive
    Correct
    Wrong
  • 5
    reasonable
    Correct
    Wrong
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Answer : 2. "predictable "

Q:

Who is the author of the book 'COVID-19: Crisis of Civilization and Solutions'?

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  • 1
    Arundhati Roy
    Correct
    Wrong
  • 2
    Amitav Ghosh
    Correct
    Wrong
  • 3
    Jhumpa Lahiri
    Correct
    Wrong
  • 4
    Kailash Satyarthi
    Correct
    Wrong
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Answer : 2. "Amitav Ghosh"

Q:

Which state's pollution control board's real time pollution monitoring system wins National e-Governance Award 2019-20?

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  • 1
    Assam
    Correct
    Wrong
  • 2
    Andhra Pradesh
    Correct
    Wrong
  • 3
    Kerala
    Correct
    Wrong
  • 4
    Madhya Pradesh
    Correct
    Wrong
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Answer : 2. "Andhra Pradesh"

Q:

What annual instalment will discharge a debt of ₹ 6450 due in 4 years at 5% simple interest?

1631 0

  • 1
    1500
    Correct
    Wrong
  • 2
    1835
    Correct
    Wrong
  • 3
    1935
    Correct
    Wrong
  • 4
    1950
    Correct
    Wrong
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Answer : 1. "1500 "
Explanation :

Q:

Directions :- Refer the graph and answer the given questions.
 The following line graph shows the number of products sold by company A and B during six years.

What is the ratio of the total number of products sold by A and B together in 2012 to the total number of products sold in these two companies together in 2015 ?

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  • 1
    12 : 25
    Correct
    Wrong
  • 2
    3 : 5
    Correct
    Wrong
  • 3
    4 : 3
    Correct
    Wrong
  • 4
    5 : 3
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 2. "3 : 5"

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