Assertion (A): E-waste is one of the fastest growing waste.

Reason (R): With advancement in Information Technology there is an increase in volume of obsolete electronic products.

1. Both A and R are true and R is the correct explanation of A.
2. Both A and R are true but R does not explain A.
3. A is true but R is false.
4. A is false but R is true.

The process of depletion of oxygen from water bodies occurring either naturally or due to human activities is called ……………. .

1. Biomagnification
2. Oxygenatioon
3. Eutrophication
4. Acid rain

Assertion (A): Large scale epidemics, increased healthcare access, home based healthcare have contributed to a rise in biomedical waste.

Reason (R): Biomedical wastes require sophisticated processing plants, incineration and disassembly centres for proper disposal.

1. Both A and R are true and R is the correct explanation of A.
2. Both A and R are true but R does not explain A.
3. A is true but R is false.
4. A is false but R is true.

Agricultural waste being organic in nature undergoes ……………. and create conditions favourable for the growth of pathogens.

1. fermentation
2. nitrification
3. magnification
4. oxygenation