Which metal will displace copper from copper sulphate solution
Options
(a) Hg (b) Ag (c) Fe (d) Au
Correct Answer:
Fe
Explanation:
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The coordination number of an atom in the simple cubic unit cell in a crystal lattice is
Options
(a) 3 (b) 2 (c) 4 (d) 6
Correct Answer:
6
Explanation:
No explanation available. […]
Cholesterol is the precursor of
Options
(a) progesterone (b) testosterone (c) estradiol and cortisol (d) all of the above
Correct Answer:
all of the above
Explanation:
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Which of the following protozoa is a flagellate?
Options
(a) Archaebacteria (b) Mastigamoeba (c) Tetrahymena (d) Paramecium
Correct Answer:
Mastigamoeba
Explanation:
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A cell may increase in volume if the external medium is
Options
(a) hypotonic (b) hypertonic (c) isotonic (d) none of these
Correct Answer:
hypotonic
Explanation:
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