(a) seven-celled
(b) eight-celled
(c) eleven-celled
(d) twenty-celled
22 Q) "Consider the following cell organelles of the organisms
I. Mitochondria
II.Chloroplasts
III. Endoplasmic reticulum
Which of the ones given above is/are semi-autonomous organelle(s)?"
(a) All of these
(b) I and II
(c) II and III
(d) Only II
(a) Rh-antigen
(b) Rh-antibody
(c) AB-antigens
(d) ABO-antigens
24 Q) Kidney stones are mainly formed by which of the following compound
(a) Sodium chloride
(b) Silicates
(c) Calcium bicarbonate
(d) Calcium oxalate
25 Q) Which of the following techniques can be used to establish the paternity of a child?
(a) Protein analysis
(b) Chromosome counting
(c) Quantitative analysis of DNA
(d) DNA finger printing
26 Q) "Select the correct answer
I. Ultrafiltration
II. Selective Resorption
III.Secretion
IV. Passive absorption
Which of the functions given above is/are correct about the physiological functions of “human kidneys”?"
(a) All of these
(b) I, II and III
(c) II and III
(d) III and IV
27 Q) Which of the following plant has exhibited viviparity phenomenon?
(a) Manginifera
(b) Rhizophora
(c) Betula
(d) Psidium
28 Q) Which of the following vitamin combines with avidin contained in egg-white forming a compound that cannot be absorbed by the intestine and is therefore, excreted
(a) vitamin B2
(b) vitamin B3
(c) vitamin B7
(d) vitamin A
29 Q) The reappearance of those ancestral characteristics in an organism, which do not occur normally is termed as
(a) epistasis
(b) mimicry
(c) atavism
(d) segregation
30 Q) The cell theory was proposed by
(a) Schleiden and Schwann
(b) Robert Hooke
(c) Leeuwenhoek
(d) Robert brown and Purkinjee
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