ICSE Class 10 2013 Question Paper Biology

ICSE Class 10 2013 Question Paper Biology. Students can download the last year question papers using the link below. Free download of examination question papers with solutions. Last 10 year question papers should be practised to get better marks in examinations.

BIOLOGY

SCIENCE Paper – 3

(One hour and a half)

Attempt all questions from Section I and any four questions from Section II. The intended marks for questions or parts of questions are given in brackets [ ].

Section-I

Question 1

(a) Name the following:

(i) The respiratory pigment found in erythrocytes.

(ii) The organ that produces urea.

(iii) The part of the chloroplast where the light reaction of photosynthesis takes place.

(iv) The Vehicular Standard for controlling air pollution.

(v) The part of the ovary that produces progesterone.

(b) State whether the following statements are true or false. If false, rewrite the correct form of the statement by changing the first word only:

(i) Cones are photoreceptor cells that are sensitive to dim light.

(ii) The Beta cells of the pancreas secrete insulin.

(iii) Tubectomy is the surgical method of sterilization in man.

(iv) Guttation is the loss of water in the form of water droplets from hydathodes.

(v) Nephrons are the basic unit of the brain. 

(c) Give technical terms for the following:

(i) Plasma devoid of fibrinogen.

(ii) Movement of water molecules across the cell membrane from hypertonic to hypotonic solution.

(iii) The stage where chromosomes lie on the equator of the achromatic spindle.

(iv) Alternative form of a gene on a pair of homologous chromosome.

(v) Period of complete intrauterine development of the foetus.

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