Biology Quiz : Set-1

1.The female gametophyte of angiosperm is mostly 
(a) seven-celled
(b) eight-celled
(c) eleven-celled
(d) twenty-celled
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2. “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
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3. In Erythroblastosis foetalis which one of these move from mother to embryo through the placenta
(a) Rh-antigen
(b) Rh-antibody
(c) AB-antigens
(d) ABO-antigens
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4. Kidney stones are mainly formed by which of the following compound 
(a) Sodium chloride
(b) Silicates
(c) Calcium bicarbonate
(d) Calcium oxalate
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5.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
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6. “Select the correct answer 
 I. Ultrafiltration
 II. Selective Resorption
 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
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7. Which of the following plant has exhibited viviparity phenomenon? 
(a) Manginifera
(b) Rhizophora
(c) Betula
(d) Psidium
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8.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
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9. 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
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10.The cell theory was proposed by 
(a) Schleiden and Schwann
(b) Robert Hooke
(c) Leeuwenhoek
(d) Robert brown and Purkinjee
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