Vapour density of a metal chloride is 77. If its equivalent weight is 3, its atomic weight will be
Options
(a) 9 (b) 6 (c) 3 (d) 12
Correct Answer:
12
Explanation:
No […]
Recombinant DNA technology is related with
Options
(a) C. Darwin (b) Stanley Cohen (c) Herbert Boyer (d) Stanley Cohen and Herbert Boyer
Correct Answer:
Stanley Cohen and Herbert Boyer
Explanation:
No explanation available. […]
Reproduction in Paramecium is controlled by
Options
(a) flagella (b) cell wall (c) micronucleus (d) macronucleus
Correct Answer:
micronucleus
Explanation:
No explanation available. Be the first to write the explanation for this question […]
The function of iris in the eyes of the frog is to
Options
(a) move the nictitating membrane (b) alter the size of the pupil (c) move the lens forward and backward (d) […]
Which of the following type of RNA molecule is essential for protein synthesis?
Options
(a) mRNA (b) tRNA (c) rRNA (d) all of these
Correct Answer:
all of these
Explanation:
No explanation available. […]
Cytokinins stimulate the cell for
Options
(a) turgor (b) elongation (c) cell division (d) wall thickening
Correct Answer:
cell division
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which ion is detected by Nessler’s reagent
Options
(a) MnO₄ (b) PO₄³⁻ (c) NH₄⁺ (d) CrO₄²⁻
Correct Answer:
NH₄⁺
Explanation:
No explanation available. Be the first to write the explanation for this question […]
The type of hybridisation of boron in diboron is
Options
(a) sp³ hybridisation (b) sp² hybridisation (c) sp hybridisation (d) sp³ d² hybridisation
Correct Answer:
sp³ hybridisation
Explanation:
No explanation available. Be the […]
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