How many meiotic divisions would be required to produce 101 female gametophytes in an angiosperm
Options
(a) 26 (b) 101 (c) 127 (d) none of these
Correct Answer:
101
Explanation:
No explanation available. […]
Photochemical combination of hydrocarbons and nitrogen oxides emitted by automobiles produces health threatening
Options
(a) acid rains (b) fly ash (c) CFC (d) smog
Correct Answer:
smog
Explanation:
No explanation available. Be the […]
In a pyramid of numbers, representing an ecosystem of a large fresh water pond, the number of primary consumers is
Options
(a) more than the producers (b) less than the tertiary consumers (c) […]
During the process of fertilization, when one nucleus fuses with egg and the second with the secondary nucleus, it is called
Options
(a) triple fusion (b) single fertilization (c) double fertilization (d) triple […]
The total number of progeny obtained through dihybrid cross of Mendel is 1280 in F2 generation. How many of them are recombinants?
Options
(a) 240 (b) 360 (c) 480 (d) 720
Correct Answer: […]
Glycolysis is
Options
(a) oxidative process (b) reductive process (c) physical process (d) biological process
Correct Answer:
oxidative process
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Nif gene occurs in
Options
(a) Penicillium (b) Rhizobium (c) Aspergillus (d) Streptococcus
Correct Answer:
Rhizobium
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting […]
Calyptra is seen in
Options
(a) gametophyte (b) sporophyte (c) archegoniophore (d) antheridiophore
Correct Answer:
sporophyte
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting […]
Osmosis is a type of
Options
(a) imbibition of solution (b) diffusion of solvent (c) evaporation of water (d) diffusion of solute
Correct Answer:
diffusion of solvent
Explanation:
No explanation available. Be the […]
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