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Biotechnology

Biotechnology
The volume of O2 liberated in photosynthesis has which of the following ratio to CO2?

1:1
2:1
1:2
3:1

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Biotechnology
Rice can grow in water submerged soil because the plants

All of these
can oxidize the micro-environment around their roots and thus able to absorb oxygen
are adapted to enable roots to ward off toxic products
have spongy roots

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Biotechnology
In angiosperm, the endosperm is

triploid
none of these
haploid
diploid

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Biotechnology
A very common mutualistic, symbiotic relationship between a fungus and the roots of a plant is

basidiomycete
ascomycete
mycorrhizal
lichen

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Biotechnology
Mycorrhizae are symbiotic associations between

bacteria and root
root and fungi
algae and fungi
bacteria and fungi

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Biotechnology
Triticale, the first man made cereal is an example of

man made crossing
artificial autopolyploidy
artificial allopolyploidy
artificial evolution

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