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TOPIC WISE Biology MCQs
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votes
What is relationship between melatonin and the sleep-wake cycle
answered
0
votes
What is the role of second messenger in hormone action?
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in
Chemical Coordination and Regulation (Endocrine System)
endocrine-system
0
votes
Why second-messenger systems are required for peptide hormones?
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in
Chemical Coordination and Regulation (Endocrine System)
endocrine-system
0
votes
Why do old people have weak immune system?
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in
Chemical Coordination and Regulation (Endocrine System)
endocrine-system
0
votes
Why is productivity in oceans lesser than the land?
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in
Ecosystem
ecosystem
0
votes
What is a migratory animal? Give some examples.
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in
Organisms and Environment
organisms-and-environment
0
votes
Define self sustainability.
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Ecosystem
ecosystem
0
votes
enlist the steps for controlled cross pollination. would emasculation be needed in cucurbit plant?
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in
Heredity and Variation
0
votes
Is RNA polymerase a protein
answered
rna polymerase
+1
vote
What is the function of the peristome?
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in
Plant Kingdom
peristome
0
votes
Is operculum haploid or diploid?
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in
Plant Kingdom
operculum
0
votes
What is the function of the operculum?
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in
Plant Kingdom
operculum
0
votes
Difference between protonema and prothallus?
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in
Plant Kingdom
protonema
prothallus
0
votes
What does protonema produce?
answered
in
Plant Kingdom
protonema
0
votes
Is protonema haploid or diploid?
answered
in
Plant Kingdom
protonema
0
votes
What is protonema?
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in
Plant Kingdom
protonema
0
votes
Is protonema gametophyte or sporophyte?
answered
in
Plant Kingdom
protonema
gametophyte
sporophyte
0
votes
Is protonema photosynthetic?
answered
in
Plant Kingdom
protonema
0
votes
What is archegoniophore?
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in
Plant Kingdom
archegoniophore
0
votes
Relationship between an antheridium and an antheridiophore?
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in
Plant Kingdom
antheridium
antheridiophore
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