Practice Question and Answer

Q: Which of the following carbohydrates is a polysaccharide? 2144 0

  • 1
    Fructose
    Correct
    Wrong
  • 2
    Cellulose
    Correct
    Wrong
  • 3
    Glucose
    Correct
    Wrong
  • 4
    Sucrose
    Correct
    Wrong
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Answer : 2. "Cellulose"
Explanation :

Answer: B) Cellulose Explanation: Carbohydrates are also called as saccharides are molecular compounds made from just three elements: carbon, hydrogen and oxygen.   Carbohydrates are: * a source of energy for the body e.g. glucose and a store of energy, e.g. starch in plants * building blocks for polysaccharides (giant carbohydrates), e.g. cellulose in plants and glycogen in the human body * components of other molecules eg DNA, RNA, glycolipids, glycoproteins, ATP   Types: 1. Monosaccharides (e.g. glucose) and 2. Disaccharides (e.g. sucrose) are relatively small molecules. They are often called sugars. 3. Other carbohydrate molecules are very large called Polysaccharides such as starch and cellulose.

Q:

Which class is enrolled in Navodaya Vidyalaya?

2143 0

  • 1
    1st
    Correct
    Wrong
  • 2
    7th
    Correct
    Wrong
  • 3
    6th
    Correct
    Wrong
  • 4
    4th
    Correct
    Wrong
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Answer : 3. "6th"

Q:

In a certain code language, "BANGED" is written as "JJKQCC" and "TILTS" is written as "XXOKU". How is "STRAY" written in that code language? 

2143 0

  • 1
    EFUUS
    Correct
    Wrong
  • 2
    DEUVT
    Correct
    Wrong
  • 3
    ZBSUT
    Correct
    Wrong
  • 4
    XZQSR
    Correct
    Wrong
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Answer : 1. "EFUUS "

Q:

If the ratio of selling price and cost price is 4:5 respectively, then what is the loss percentage?

2143 0

  • 1
    10
    Correct
    Wrong
  • 2
    16.66
    Correct
    Wrong
  • 3
    12.5
    Correct
    Wrong
  • 4
    20
    Correct
    Wrong
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Answer : 4. "20"

Q:

A sum of money is invested at 20 % compound interest (compounded annually). It would fetch 723 more if interest is compound half-yearly. The sum is –

2143 0

  • 1
    ₹ 20,000
    Correct
    Wrong
  • 2
    ₹ 7,500
    Correct
    Wrong
  • 3
    ₹ 72,300
    Correct
    Wrong
  • 4
    ₹ 30,000
    Correct
    Wrong
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Answer : 3. "₹ 72,300 "

Q: What has to be broken before you can use or eat it? 2143 0

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Answer :
Explanation :

Egg. Egg is to be broken if we want to use or eat it.

Q:

MS word 2010 has horizontal bar at the bottom, which has many options like page number, word count etc?

2142 0

  • 1
    Title bar
    Correct
    Wrong
  • 2
    Status bar
    Correct
    Wrong
  • 3
    Board Bar
    Correct
    Wrong
  • 4
    Heading Bar
    Correct
    Wrong
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Answer : 2. "Status bar"

Q:

Directions: In the question, a sentence has been given in Active / Passive Voice. Out of the four alternatives suggested, select the one which best expresses the same sentence in Passive / Active Voice and mark your answer in the Answer Sheet.

The children are making a noise 

2142 0

  • 1
    The children should be making a noise
    Correct
    Wrong
  • 2
    A noise has been made by the children
    Correct
    Wrong
  • 3
    A noise is made by the children
    Correct
    Wrong
  • 4
    A noise is being made by the children
    Correct
    Wrong
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Answer : 4. "A noise is being made by the children "

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