First cell produced on earth is
First cell produced on earth is
Options
(a) protobiont (b) protozoa (c) metazoa (d) none of these
Correct Answer:
protobiont
Explanation:
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Questions
Azotobacter – the fertilizer is
Azotobacter – the fertilizer is
Options
(a) aerobic and symbiotic (b) anaerobic and symbiotic (c) anaerobic and non-symbiotic (d) aerobic and non-symbiotic
Correct Answer:
aerobic and non-symbiotic
Explanation:
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Small pox is caused by a kind of
Small pox is caused by a kind of
Options
(a) bacteria (b) virus (c) protozoa (d) helminthes
Correct Answer:
virus
Explanation:
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Restriction endonuclease cleaves
Restriction endonuclease cleaves
Options
(a) DNA at specific sites (b) DNA at any site (c) RNA at specific sites (d) RNA at any site
Correct Answer:
DNA at specific sites
Explanation:
No explanation […]
Cytokinins stimulate the cell for
Cytokinins stimulate the cell for
Options
(a) turgor (b) elongation (c) cell division (d) wall thickening
Correct Answer:
cell division
Explanation:
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The shape of eye lens is changed by
The shape of eye lens is changed by
Options
(a) pupil (b) iris (c) optic nerve (d) ciliary muscle
Correct Answer:
ciliary muscle
Explanation:
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Contrivances for self pollination are
Contrivances for self pollination are
Options
(a) bisexuality (b) homogamy (c) cleistogamy (d) all of these
Correct Answer:
all of these
Explanation:
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Phototrophic movement is caused due to
Phototrophic movement is caused due to
Options
(a) wind effect (b) heat effect (c) light effect (d) hormone effect
Correct Answer:
light effect
Explanation:
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Azolla has symbiotic relationship with
Azolla has symbiotic relationship with
Options
(a) Chlorella (b) Anabaena (c) Nostoc (d) Tolypothrix
Correct Answer:
Anabaena
Explanation:
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The period of pregnancy is referred as
The period of pregnancy is referred as
Options
(a) fertilization (b) gestation (c) spermatization (d) ovulation
Correct Answer:
gestation
Explanation:
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