ICSE Class X Biology Sample Paper (11). 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
Q.1
(a) Name the following :-
(i) The shortest phase of mitosis.
(ii) The unit of the nervous system.
(iii) Shrinkage of protoplasm when a cell is kept in salt solution.
(iv) The site of production of sperm in man.
(v) Protein deficiency disease.
(b) Choose the most appropriate answer :
(i) DPT stands for :
[p] Diphtheria, Polio and Tetanus [q] Diphtheria, Pertussis and Tetanus
[r] Dysentery, Polio and Typhoid [s] Diphtheria, Polio and Typhoid.
(ii) Population explosion has led to :
[p] Environmental pollution [q] Deforestation
[r] Shortage of natural resources [s] Better medical facilities to people.
(iii) Secretion of indocrine glands are called :
[p] Hormones [q] Enzymes
[r] Nucleic acids [s] Amino acids.
(iv) Which of the following does not affect the rate of transpiration ?
[p] Light [q] Humidity
[r] Wind [s] Age of the plant.
(v) Removal of anthers from flowers artificially is known as :
[p] Castration [q] Emasculation
[r] Cutting [s] Cross-pollination.
(c) Complete the following statements by choosing the correct alternative out of those given in brackets.
(i) The spindle fibres are made of ___________ [Microtubule / Matrix / Cenriole].
(ii) Starch can be tested by _________ [Iodine / Hydrochloric acid / Alcohol].
(iii) Calcium carbonate particles present in endolymph are called ________ [Otolith / ampuiiae / Cochlea].
(iv) Testis is covered by _________ [Theca externa / Theca interna / Tunica albuginea].
(v) Serum gives ____________ [Active immunity / Passive immunity / No immunity].
(d) Mention if the following statements are true (T) or false (F).
(i) Hypertrichosis is X-linked. [ ].
(ii) Root hair are thin, delicate prolongations of cortex. [ ].
(iii) Hormones are produced by exocrine glands. [ ].
(iv) The cutting of fallopian tube in female is called vasectomy. [ ].
(v) The Red Cross symbol can be seen on ambulances. [ ].
(e) Define the following terms :-
(i) Mitosis, (ii) Guttation,
(iii) Hypermetropia, (iv) Fertilization and (v) Immunity.
(f) Differentiate between the following terms :-
(i) Test cross and Back cross, (ii) Diffusion and Osmosis, (iii) Natality and Mortality
(iv)Antiseptic and Disinfectant, (v) Congenital disorder and Acquired diseases.
Please click below link ICSE Class X Biology Sample Paper (11).