ICSE Class X Biology Sample Paper (5)

ICSE Class X Biology Sample Paper (5). Sample papers and question papers for ICSE and ISC students. These question papers have been collected by the best teachers from ICSE and ISC schools. Students should download and practice these papers to gain better marks in examinations. 

SECTION I 

Question 1

(a) Name the following: 

i. A substance that initiates an immune response.

ii. A fluid that transports fatty acid and glycerol.

iii. The structure in which the testes are present in a man.

iv. The micro-organism that causes AIDS.

v. The valve present in between the chambers of the right side of the human heart.

vi. Condition of a cell placed in hypotonic solution.

vii. A pollutant largely responsible for acid rain.

viii. The part of the human brain that controls body temperature. 

(b) Given below are certain functional activities of specmc structures in the body of living organisms. Name the structure responsible for the same. 

i. Prevents food from entering the trachea during swallowing.

ii. Transfers impulses from inner ear to brain.

iii. Initiates cell division in animal cells.

iv. Helps to change the focal length of the eye lens.

v. Transports oxygen to the cells of the human body.

vi. Helps to increase the volume of the chest cavity lengthwise.

vii. Transports manufactured food from leaves to other parts of the plan.

viii. Acts as bearer of heredity units. 

(c) Choose the correct answer to the following:

(You may either write the statement with the correct answer or may write the corresponding letter of the alphabet.) 

i. Cerebellum is the part of the brain which is responsible for:

    (a) Interpreting sensations.

    (b) Conducting reflexes in the body.

    (c) Maintaining posture and equilibrium.

    (d) Controlling thinking, memory and reasoning.

ii. The mineral element essential for the clotting of blood is:

   (a) Iron.

   (b) Calcium.

   (c) Iodine.

   (d) Sulphur.

iii. A plant is kept in a dark cupboard for about 48 hours before conducting any experiment on photosynthesis to:

   (a) Remove chlorophyll from the leaves.

   (b) Remove starch from the plant.

   (c) Ensure that no photosynthesis occurs. 

Please click below link ICSE Class X Biology Sample Paper (5).