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Biotechnology

Biotechnology
The colour of flower is due to the presence of

xanthophylls
chromoplast or anthocyanin
chlorophyll
florigen

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Biotechnology
Rice can grow in water submerged soil because the plants

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

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Biotechnology
Archaeabacteria differ from the true bacteria as they have

different cell membrane lipids
ribosomal RNA structure
cell wall composition
growth not inhibited by antibiotics

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

Fruit
Broad leaves
Seeds
Flowers

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Biotechnology
Lichen involves two organisms as

virus and bacteria
algae and fungi
algae and bacteria
fungi and mosses

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Biotechnology
Gypsum is beneficial for

saline soil
alkaline soil
water logged soil
phosphorus enriched soil

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MORE MCQ ON Biotechnology

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