Biology Questions Practice Question and Answer

Q:

The cause of Minamata disease is-

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  • 1
    Mercury
    Correct
    Wrong
  • 2
    Cadmium
    Correct
    Wrong
  • 3
    Glass
    Correct
    Wrong
  • 4
    Zinc
    Correct
    Wrong
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Answer : 1. "Mercury"

Q:

Carica papaya is the scientific name of ___________.

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    Peepal
    Correct
    Wrong
  • 2
    Papaya
    Correct
    Wrong
  • 3
    Tamarind
    Correct
    Wrong
  • 4
    Drumstick
    Correct
    Wrong
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Answer : 2. "Papaya"

Q:

Which of the following statements about bryophytes is not true? 

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    They are called amphibians of the plant kingdom.
    Correct
    Wrong
  • 2
    The presence of a special tissue is found in these for the flow of
    Correct
    Wrong
  • 3
    water and other substances from one part of the plant body to another. Their body is generally differentiated by taking the form of stem and leaf-like structures.
    Correct
    Wrong
  • 4
    Moss (Funaria) and Marchantia are examples of bryophytes.
    Correct
    Wrong
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Answer : 3. "water and other substances from one part of the plant body to another. Their body is generally differentiated by taking the form of stem and leaf-like structures. "
Explanation :

All the given statements about bryophytes are true.

1.  They are called amphibians of the plant kingdom.

2. The presence of a special tissue is found in these for the flow of

3. Moss (Funaria) and Marchantia are examples of bryophytes.

Q:

Yeast is an important source of

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    Vitamin C
    Correct
    Wrong
  • 2
    Protein
    Correct
    Wrong
  • 3
    Vitamin B
    Correct
    Wrong
  • 4
    Invertase
    Correct
    Wrong
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Answer : 3. "Vitamin B"

Q:

Which of the following is essential to form haemoglobin in blood?

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    Fats
    Correct
    Wrong
  • 2
    Iron
    Correct
    Wrong
  • 3
    Calcium
    Correct
    Wrong
  • 4
    Protein
    Correct
    Wrong
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Answer : 2. "Iron"
Explanation :

1. Iron is required for the formation of hemoglobin.

2. Hemoglobin is a part of red blood cells that carries oxygen and removes carbon dioxide (a waste product) from the body.

3. Iron is stored in the body mainly in hemoglobin.

Q:

The technique of printing the 3-Dimension image of any objects is called-

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  • 1
    Hemetography
    Correct
    Wrong
  • 2
    Holography
    Correct
    Wrong
  • 3
    Hexography
    Correct
    Wrong
  • 4
    Flex printing
    Correct
    Wrong
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Answer : 2. "Holography "

Q:

Which of the following fall under Phylum Cnidarian of the animal kingdom?

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    Sea urchins
    Correct
    Wrong
  • 2
    Earthworms
    Correct
    Wrong
  • 3
    Snails
    Correct
    Wrong
  • 4
    Corals
    Correct
    Wrong
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Answer : 4. "Corals"
Explanation :

1. Coral comes under the Cnidarian phylum of the animal kingdom.

2. Coral, also known as Coral and Mirajan, is a type of tiny sea creatures that live in groups numbering millions.

3. Coral, also known as Coral and Mirajan, is a type of tiny sea creature that lives in groups numbering millions.

Q:

The_______is at its largest in children, but with the onset of puberty, it eventually shrinks and gets replaced by fat.

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  • 1
    Parathyroid gland
    Correct
    Wrong
  • 2
    Thymus
    Correct
    Wrong
  • 3
    Hypothalamus
    Correct
    Wrong
  • 4
    Pituitary gland
    Correct
    Wrong
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Answer : 2. "Thymus"
Explanation :

1. It is at its greatest in children.

2. With puberty, it eventually shrinks and is replaced by fat.

3. It produces and secretes thymosin, an essential hormone for T cell development and production.

4. Thymus gland is a small organ located under the breast bone in the upper chest.

5. It produces white blood cells, called lymphocytes, which protect the body from infection.

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