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Biotechnology

Biotechnology
Which group of plants has the greatest diversity (i.e. the most species) living today?

Bryophyta
Gymnosperms
Lycophyta
Angiosperms

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Biotechnology
The major source of sugar in the world is

sugarcane
watermelon
dates
beetroot

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Biotechnology
The colour of flower is due to the presence of

chromoplast or anthocyanin
chlorophyll
xanthophylls
florigen

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

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

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

man made crossing
artificial autopolyploidy
artificial evolution
artificial allopolyploidy

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Biotechnology
Archaeabacteria differ from the true bacteria as they have

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

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