General Science Practice Question and Answer

Q:

Pancreatic juice contains which enzyme that breaks down emulsified fats?

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  • 1
    Lipase
    Correct
    Wrong
  • 2
    Pepsin
    Correct
    Wrong
  • 3
    Trypsin
    Correct
    Wrong
  • 4
    Amylase
    Correct
    Wrong
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Answer : 1. "Lipase"
Explanation :

1. Pancreatic juice contains a lipase enzyme, which decomposes emulsified fats.

2. Lipase: It is an enzyme found in pancreatic juice and responsible for the breakdown of emulsified fats.

Q:

Which tissue helps in wound healing?

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  • 1
    nervous tissue
    Correct
    Wrong
  • 2
    epithelial tissue
    Correct
    Wrong
  • 3
    muscle tissue
    Correct
    Wrong
  • 4
    connective tissue
    Correct
    Wrong
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Answer : 2. "epithelial tissue"
Explanation :

Epithelial tissue plays a crucial role in wound healing. When the skin is wounded, epithelial cells at the edges of the wound multiply and migrate to cover the wound, forming a protective layer. This process is essential for the initial sealing of the wound and is one of the early stages in the overall wound healing process. Epithelial tissue helps in closing the wound and restoring the skin's integrity.


Q:

occurs in the human eye?

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  • 1
    concave lens
    Correct
    Wrong
  • 2
    convex mirror
    Correct
    Wrong
  • 3
    convex lens
    Correct
    Wrong
  • 4
    concave mirror
    Correct
    Wrong
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Answer : 3. "convex lens"
Explanation :

convex lenses are used in the human eye to help focus light onto the retina, allowing us to see clearly. The natural lens in the human eye is flexible and can change its shape, allowing it to adjust the focal length and focus on objects at different distances. This process is called accommodation and is essential for clear vision.

Q:

An object is placed between two plane mirrors which are kept at 60° with each other. The number of images formed will be 

591 0

  • 1
    3
    Correct
    Wrong
  • 2
    4
    Correct
    Wrong
  • 3
    5
    Correct
    Wrong
  • 4
    7
    Correct
    Wrong
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Answer : 3. "5"

Q:

Due to the increase in the amount of carbon dioxide in the atmosphere-

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  • 1
    Rises in temperature
    Correct
    Wrong
  • 2
    Decrease in temperature
    Correct
    Wrong
  • 3
    Change according to season
    Correct
    Wrong
  • 4
    Continuous decrease in temperature
    Correct
    Wrong
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Answer : 1. "Rises in temperature"

Q:

The weight of our body is mostly made of?

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  • 1
    From Water
    Correct
    Wrong
  • 2
    Parts of Skin
    Correct
    Wrong
  • 3
    From Bones
    Correct
    Wrong
  • 4
    Parts of Body
    Correct
    Wrong
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Answer : 1. "From Water"

Q:

Globulins of the blood plasma are responsible for-

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  • 1
    Blood clotting
    Correct
    Wrong
  • 2
    Defence mechanisms
    Correct
    Wrong
  • 3
    Oxygen transport
    Correct
    Wrong
  • 4
    Osmotic balance
    Correct
    Wrong
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Answer : 2. "Defence mechanisms"

Q:

______ is a strong drug that doctors give to people to make them calm or help them sleep.

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  • 1
    Barbiturate
    Correct
    Wrong
  • 2
    Antidepressant
    Correct
    Wrong
  • 3
    Antihistamine
    Correct
    Wrong
  • 4
    Beta-Blocker
    Correct
    Wrong
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Answer : 1. "Barbiturate"

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