Biology Questions Practice Question and Answer

Q:

What causes the dough to rise on the addition of yeast?

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  • 1
    increase in the number of yeast cells
    Correct
    Wrong
  • 2
    release of carbon dioxide gas
    Correct
    Wrong
  • 3
    rise in temperature
    Correct
    Wrong
  • 4
    increase in the quantity of matter
    Correct
    Wrong
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Answer : 2. "release of carbon dioxide gas"

Q:

What is the specialty of using or not using organs?

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  • 1
    Lamarckism
    Correct
    Wrong
  • 2
    Darwinism
    Correct
    Wrong
  • 3
    Neo-Darwinism
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 1. "Lamarckism"

Q:

Biological catalyst is___

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  • 1
    Amino acids
    Correct
    Wrong
  • 2
    C6H12O6
    Correct
    Wrong
  • 3
    N2
    Correct
    Wrong
  • 4
    Enzyme
    Correct
    Wrong
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Answer : 4. "Enzyme"

Q:

Deficiency of which of the following vitamins causes excessive bleeding from wounds?

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  • 1
    Vitamin D
    Correct
    Wrong
  • 2
    Vitamin E
    Correct
    Wrong
  • 3
    Vitamin A
    Correct
    Wrong
  • 4
    Vitamin K
    Correct
    Wrong
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Answer : 4. "Vitamin K"
Explanation :

1. Vitamin K deficiency causes excessive bleeding from wounds.

2. If there is deficiency of Vitamin K in your body then you can easily get injury marks on your body or skin.

Q:

Which of the following diseases spreads through respiratory route?

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  • 1
    Influeza
    Correct
    Wrong
  • 2
    Mumps
    Correct
    Wrong
  • 3
    Measles
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 4. "All of the above"

Q:

Which part of animal cell is called powerhouse?

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  • 1
    Mitochondria
    Correct
    Wrong
  • 2
    Entire cell
    Correct
    Wrong
  • 3
    Cell wall
    Correct
    Wrong
  • 4
    Nucleus
    Correct
    Wrong
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Answer : 1. "Mitochondria"

Q:

The longest cell in human body is :

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  • 1
    Skeletal cells
    Correct
    Wrong
  • 2
    RBC
    Correct
    Wrong
  • 3
    Nerve cells
    Correct
    Wrong
  • 4
    WBC
    Correct
    Wrong
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Answer : 3. "Nerve cells "

Q:

Sponges belongs to the phylum

1214 0

  • 1
    Protozoa
    Correct
    Wrong
  • 2
    Annelida
    Correct
    Wrong
  • 3
    Porifera
    Correct
    Wrong
  • 4
    Cnideria
    Correct
    Wrong
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Answer : 3. "Porifera "

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