Biology Practice Question and Answer

Q:

The biochemical laboratory of human body is

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  • 1
    stomach
    Correct
    Wrong
  • 2
    liver
    Correct
    Wrong
  • 3
    intestine
    Correct
    Wrong
  • 4
    kidney
    Correct
    Wrong
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Answer : 2. "liver"

Q:

Carrier of Dengue disease is

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    Aedes mosquito
    Correct
    Wrong
  • 2
    Culex mosquito
    Correct
    Wrong
  • 3
    Housefly
    Correct
    Wrong
  • 4
    Anopheles mosquito
    Correct
    Wrong
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Answer : 1. "Aedes mosquito"

Q:

Malaria is caused by

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    Plasmodium falciparum
    Correct
    Wrong
  • 2
    Entamoeba
    Correct
    Wrong
  • 3
    Retrovirus
    Correct
    Wrong
  • 4
    Salmonella
    Correct
    Wrong
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Answer : 1. "Plasmodium falciparum"

Q:

Which of the following is not a simple tissue?

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    Xylem
    Correct
    Wrong
  • 2
    Parrenchyma
    Correct
    Wrong
  • 3
    Collenchyma
    Correct
    Wrong
  • 4
    Sclerenchyma
    Correct
    Wrong
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Answer : 1. "Xylem"

Q:

The full form of DNA is:

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    deoxyribeneutral acid
    Correct
    Wrong
  • 2
    deltanucleic acid
    Correct
    Wrong
  • 3
    deoxyribonucleic acid
    Correct
    Wrong
  • 4
    dyoxyenucleic acid
    Correct
    Wrong
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Answer : 3. "deoxyribonucleic acid"

Q:

Which of the following is NOT a part of the endocrine system?

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  • 1
    Pineal gland
    Correct
    Wrong
  • 2
    Salivary gland
    Correct
    Wrong
  • 3
    Thymus
    Correct
    Wrong
  • 4
    Adrenal gland
    Correct
    Wrong
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Answer : 2. "Salivary gland"

Q: What organelle carries out photosynthesis? 1259 0

  • 1
    Chloroplasts
    Correct
    Wrong
  • 2
    Ribosomes
    Correct
    Wrong
  • 3
    Chromosomes
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 1. "Chloroplasts"
Explanation :

Answer: A) Chloroplasts Explanation: Chloroplasts contains chlorophyll, the green substance in plants that allows them to create food from carbon dioxide and water called as photosynthesis.

Q: In what organelle does cellular respiration take place? 1236 0

  • 1
    Cytoplasm
    Correct
    Wrong
  • 2
    Ribosomes
    Correct
    Wrong
  • 3
    Mitochondria
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 3. "Mitochondria"
Explanation :

Answer: C) Mitochondria Explanation: Cellular respiration is the multi-step process that creates energy from nutrients and food molecules. It begins in the cytoplasm of the cell, with the mitochondria functioning as the main organelle where the rest of the process continues and finishes. During respiration, glycolysis occurs in the cytoplasm of the cell.

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