Question

Q1) what are non-biodegrable substances ?
Q2) what are weedicides ?
Q3) Name the process by which free atmospheric nitrogen converted into nitrogen compound ?
Q4) Name the plastics that have heavy cross linking ?
Q5) what are pathogens
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Answer 1

Q1)

Ans) Substances that are not made up of natural matter Or cannot be decomposed by Microorganisms Are called Non-Biodegradable Substances.

Q2)

Ans) Chemicals used as Preventer Or remover of weeds Along with the crops

Q3)

Ans)The process Is called Nitrogen Fixation in which Free nitrogen in the air is converted into Nitrogen Compounds by Lightning Or Microorganisms Like Cynobateria and Rhizobium.

Q4)

Ans) Bakelite, PVC and PET are some of the plastics that are.

Q5)

Ans) Bacteria That Causes diseases from one person to other as well as not communicable are called Pathogens.

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