(a) protein
(b) carbohydrate
(c) lipid
(d) nucleic acid
352 Q) Coagulation of blood in the vessel is prevented during normal condition by
(a) prothrombin
(b) calcium
(c) heparin
(d) albumin
(a) Cholesterol
(b) Lymph
(c) Urochrome
(d) Bile salts
354 Q) "Which of the following are characteristics of diabetes mellitus, a common disease of human beings?
I. Increase of blood sugar.
II. Appearance of sugar in urine.
III. Loss of hunger.
IV. Lack of energy.
Which of the statements given above is/are correct?"
(a)I, II and III
(b) I, II and IV
(c) II, III and TV
(d) III and IV
355 Q) Which among the following areas in conducive for well irrigation?
(a) Rocky and uneven surface of peninsular India
(b) Dry tracts of Rajasthan and Gujarat
(c) Brackish groundwater region of Uttar Pradesh
(d) Deltaic region of Mahanadi, Godavari and Krishna
356 Q) Which one among the following animals is without the bone-marrow?
(a) Frogs
(b) Fishes
(c) Lizards
(d) Birds
357 Q) Which gland is associated with the production of lymphocytes and antibodies?
(a) Hypothalamus
(b) Adrenal
(c) Thymus
(d) Thyroid
358 Q) To study the evolutionary kingdoms, which one of the following will be very useful
(a) Fossils
(b) Missing links
(c) Connecting links
(d) All of the above
359 Q) The heart sound murmurs are heard during
(a) closing of bicuspid and tricuspid valves.
(b) closing of aortic and pulmonary semilunar valves
(c) generated by trubulent flow of blood, either inside or outside the most.
(d) None of the above
360 Q) Removal of thymus gland in the early life of an experimental mammal will cause
(a) lack of lymphocytes
(b) lack of antibodies
(c) lack of lymph nodes and vessels
(d) Both 'a' and ‘b’
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