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Biotechnology

Biotechnology
Which group of land plants is most restricted to moist environments?

Lycophyta
Sphenophyta
Bryophyta
Angiosperms

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Biotechnology
Archaeabacteria differ from the true bacteria as they have

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

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Biotechnology
Gypsum is beneficial for

alkaline soil
phosphorus enriched soil
water logged soil
saline soil

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Biotechnology
Mycorrhizae are symbiotic associations between

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

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

photosociology
phytogeography
ecosystem
ecology

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

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

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