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Biology Questions And Answers | Mock Test Questions, MCQ, Quiz Online

Biology Questions and Answers

Biology is a one of the important and difficult subject. As it carries good weight age of marks so it`s important for the aspirant to practice well for this section so we are providing Biology Questions And Answers along with online MCQ quiz, and mock test questions on the below section of this page.

These Questions and Answers will surely help you to gain better knowledge of important topics frequently asked in exam. So aspirants are suggested to attempt the below mock test and get an idea of your preparation by analyzing your performance at you own end. So have a look on below Biology quiz and start your preparation by today only!

Biology Questions And Answers

Question 1 Aspirin originates from?

  1. Acacia
  2. Eucalyptus
  3. Oak tree
  4. Willow bark

Answer: 4

Question 2 Nutrients received by the plants from:

  1. chlorophyll
  2. atmosphere
  3. Clight
  4. Soil

Answer: 4

Question 3 Which of the following is not performed by bones?

  1. Place for muscle attachment
  2. Protection of vital organs
  3. Secretion of hormones for calcium regulation in blood and bones
  4. Production of blood corpuscles

Answer: 3

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Question 4 __________ Plants are grow in saline water.

  1. Mesophytes
  2. Thallophytes
  3. Halophytes
  4. Hydrophytes

Answer: 3

Question 5 Pyorrhea is a disease of the Gums

  1. True
  2. False

Answer: 1

Question 6 The color of carrot is orange because of:

  1. The entire plant is orange in color
  2. It contains carotene
  3. It grows in the soil
  4. It is not exposed to sunlight

Answer: 2

Question 7 Pollination refers to:

  1. Visiting flowers by insects
  2. Transfer of pollen from anther to stigma
  3. Germination of pollen grains
  4. Growth of pollen tube in ovule

Answer: 2

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Question 8: During photosynthesis

  1. Light reactions photophosphorylate ADP, while the Calvin cycle produces ATP.
  2. The Calvin cycle produces both sugar and O2.
  3. Light reactions produce sugar, while the Calvin cycle produces O2.
  4. Light reactions produce NADPH and ATP, while the Calvin cycle produces sugar.

Answer: 4

Question 9 What do you mean by Ozone hole?

  1. Decrease in thickness of ozone layer in stratosphere
  2. Increase in the thickness of ozone layer in troposphere
  3. Hole in ozone layer
  4. Decrease in the ozone layer in troposphere

Answer: 1

Question 10 Heterosis is responsible for the process of cell division?

  1. True
  2. False

Answer: False

Question 11 Which of the following is known as highly intelligent mammals?

  1. Kangaroos
  2. Dolphins
  3. Elephants
  4. Whales

Answer: 2

Question 12 Which of the following is the largest part of the human brain?

  1. Mid-brain
  2. Cerebrum
  3. Medulla oblongata
  4. Cerebellum

Answer: 2

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Question 13 Pigmentation of skin is due to

  1. Monocytes
  2. Leucocytes
  3. Melanocytes
  4. Lymphocytes

Answer: 3

Question 14 Norepinephrine increases Blood pressure?

  1. True
  2. False

Answer: 1

Question 15 Night blindness due to lack of which vitamin:

  1. Vitamin D
  2. Vitamin C
  3. Vitamin A
  4. Vitamin B

Answer: 3

Question 16 Monocot root differs from dicot root in having

  1. Open vascular bundles
  2. Scattered vascular bundles
  3. Well developed pith
  4. Radially arranged vascular bundles

Answer: 3

Question 17 Most common disease of poultry in India is

  1. Ranikhet
  2. Tick fever
  3. Coryza
  4. Fowl pox

Answer: 1

Question 18 Most abundant tissues of our body are

  1. Muscular
  2. Connective
  3. Epithelial
  4. Nervous

Answer: 2

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Question 19 Mumps disease is caused by:

  1. Virus
  2. Fungus
  3. Bacterium
  4. None of these

Answer: 1

Question 20 what function is performed by hemoglobin ?

  1. Utilization of energy
  2. Prevention of anemia
  3. To transport oxygen
  4. Destruction of bacteria

Answer: 3

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13 Responses to "Biology Questions And Answers | Mock Test Questions, MCQ, Quiz Online"

  1. Nitish


    • swathi

      Good questions….

      • Gulshan kumar

        So nice

  2. Satya

    Nice questions

  3. kaviya

    very helpful one

  4. Bhavana

    Good questions..

  5. Anuj

    Nice question..

  6. Anil

    good and informative

  7. Shupali

    very nice and informative questions

  8. Danish mansoori

    very nice pattern of questions

  9. helen

    its really very useful. better it would continue like this. thanks

  10. Rohit kanaujiya


  11. FAreed Ahmad

    It is very helpful question And best pattern for cpat

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