A food web is more stable than a food chain because
A food web is more stable than a food chain because A. it contains more organisms B. it…
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Organisms in an ecosystem are usually grouped according to their trophic level as
Organisms in an ecosystem are usually grouped according to their trophic level as A. carnivores and epiphytes B.…
The most important factors which influence an organism’s way of life in its habitat are
The most important factors which influence an organism’s way of life in its habitat are A. the physicals…
The exchange of genes between homologous chromosomes is called
The exchange of genes between homologous chromosomes is called A. test cross B. back cross C. crossing-over D.…
When two heterozygotes mate, the dominant trait will appear in
When two heterozygotes mate, the dominant trait will appear in A. the F1 generation only B. the F2…
Which of the following characters is NOT sex-linked?
Which of the following characters is NOT sex-linked? A. River blindness B. Baldness C. Haemophilia D. Colour blindness…
Epigeal germination can be found in
Epigeal germination can be found in A. sorghum B. maize C. millet D. groundnut Correct Answer: Option D…
A dwarf plant can be stimulated to grow to normal height by the application of
A dwarf plant can be stimulated to grow to normal height by the application of A. thyroxin B.…
The greatest contribution to genetic studies was made by
The greatest contribution to genetic studies was made by A. Thomas Morgan B. Gregor Mendel C. Charles Darwin…
A collection of achenes formed from several carpels of a flower is
A collection of achenes formed from several carpels of a flower is A. a multiple fruit B. an…