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Biotechnology

Biotechnology
In angiosperm, the endosperm is

diploid
none of these
triploid
haploid

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Biotechnology
The colour of flower is due to the presence of

chromoplast or anthocyanin
florigen
xanthophylls
chlorophyll

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Biotechnology
Rice can grow in water submerged soil because the plants

have spongy roots
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

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Biotechnology
What single feature is probably most responsible for the success of angiosperms?

Fruit
Broad leaves
Flowers
Seeds

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Biotechnology
The study of interaction between living organism and environment is called

phytogeography
photosociology
ecology
ecosystem

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

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

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