Connecting link between reptiles and birds is
Options
(a) Dodo (b) Sphenodon (c) Dimetrodon (d) Archaeopteryx
Correct Answer:
Archaeopteryx
Explanation:
No explanation available. Be the first to write the explanation for this question […]
The transgenetic animals are those which have
Options
(a) foreign RNA in all its cells (b) foreign DNA in some of its cells (c) foreign DNA in all its cells (d) foreign RNA […]
The distance between two nucleotides in DNA is
Options
(a) 34 Å (b) 3.4 Å (c) 0.34 Å (d) 20 Å
Correct Answer:
3.4 Å
Explanation:
No explanation available. Be the first to […]
In mollusca, eye is present over a stalk called
Options
(a) ostractum (b) operculum (c) ommatophores (d) osphradium
Correct Answer:
ommatophores
Explanation:
No explanation available. Be the first to write the explanation for […]
Infective stage of Plasmodium vivax to human is
Options
(a) trophozoite (b) merozoite (c) sporozoite (d) gametocyte
Correct Answer:
sporozoite
Explanation:
No explanation available. Be the first to write the explanation for this […]
Which hormone is responsible for fruit ripening?
Options
(a) auxin (b) ethylene (c) florigen (d) cytokinin
Correct Answer:
ethylene
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Eggs containing a large amount of yolk is called
Options
(a) macrolectithal (b) oligolecithal (c) microlecithal (d) mesolecithal
Correct Answer:
macrolectithal
Explanation:
No explanation available. Be the first to write the explanation for […]
Which of the following virus causes common cold?
Options
(a) adenovirus (b) simian virus-40 (c) T₄ virus (d) MSZ Virus
Correct Answer:
adenovirus
Explanation:
No explanation available. Be the first to write the […]
The virus, that infects bacteria, are made up of
Options
(a) DNA only (b) protein only (c) RNA only (d) DNA and protein
Correct Answer:
DNA and protein
Explanation:
No explanation available. Be […]
Which of the following plant virus has DNA in it
Options
(a) tobacco mosaic virus (b) potato masaic virus (c) tomato mosaic virus (d) cauliflower mosaic virus
Correct Answer:
cauliflower mosaic virus
Explanation: […]
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