Entrance MCQs Bioinformatics Concepts

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Online Practice Q_ANS on CHAPTER => 6 (life processes )

Online Practice Q_ANS on CHAPTER => 6 (life processes )This is Online Practice Q_ANS on CHAPTER => 6 (life processes ) for
preparation of CBSE BOARD Examination, NTSE etc.


1. State one difference between autotrophic and hetrotrophic mode of nutrition.
2. Define peristaltic movement.
3. What is the role of saliva in the digestion of food ?

4. Name the tissue that transports water and minerals in plants.
5. What is the role of acid in our stomach ?
6. What is emulsification ?

7. Name the cell organelle in which photosynthesis occur.
8. Name the largest artery in the human body.

9. Define transpiration.
10. What is the structural and functional unit of kidney called ?


1. How is small intestine designed to absorb digested food ?
2. What are stomata ? Draw a labeled diagram of stomata.
3. Write the equation for the process of breakdown of glucose in a cell :
(a) in the presence of oxygen.
(b) in the absence of oxygen.

4. Write the differences between inhalation and exhalation.
5. List the three events which occur during photosynthesis.
6. How does transpiration help in upward transport of substances.

7. Write the functions of the components of blood.
8. Why is small intestine longer in herbivores than in carnivores ?
9. Explain the cause of cramps after excessive physical exercise.

10. Why is the rate of breathing in aquatic organisms much faster than that seen in terrestrial organisms.


1. Describe the process of double circulation in human beings.
2. What are the methods used by plants to get rid of their waste products ?

3. Give reason for the following :
(a) Arteries are thick walled blood vessels.
(b) Veins are thin walled blood vessels.
(c) Veins have valves in them.


1. If you chew chapatti for long, after some time it taste sweet ? Why is this so ?
2. What is the benefit of residual volume of air in the respiratory process ?
3. Why is the energy needs in plants is very less as compared to animals ? Explain.

4. Draw a well-labelled diagram of Nephron. Explain the process of formation of urine in the human kidney.
5. Draw a diagram showing Human Respiratory System. Label the following parts :
(a) Alveolus (b) Trachea
(c) Bronchus (d) Lungs

Hints to Long Answer Type Questions

1. Chapati will taste sweet as saliva breaks down starch which is a complex molecule to give sugar.
2. The lungs always contain a residual volume of air so that there is sufficient time for oxygen to be absorbed and for the carbon dioxide to be released.
3. Plant gets most of energy during photosynthesis.

4. See the given diagram.
5. See the given diagram.