A. Accumulation of carbohydrates molecules
B. Accumulation of lignified molecules including the formation of peat bogs and muck soi Is
C. Accumulation of starch molecules including the formation of peat bogs and muck soils
D. Accumulation of lipid molecules
Answer: Option B
This Question Belongs to Biotechnology Engineering >> Environmental Biotechnology
Ozone depletion is caused by the increase in the level of
A. Water vapour
B. Chlorofluro carbon (CFC)
C. Oxygen
D. Carbon monoxide
Which of the following is a beneficial activity of microorganisms?
A. Some microorganisms use carbon dioxide
B. Some microorganisms provide nitrogen for plant growth
C. Some microorganisms are used in sewage treatment
D. All the above
Which of the following parameters indicates the organic pollution of a water sample?
A. pH
B. Turbidity
C. Hardness
D. COD
The chemical system for removal of the ions of level of salt is called
A. Ion transfer
B. Ionization
C. Ion exchange
D. Ion vaporization
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