Which of the following characteristics is unique to Phylum Porifera?

TLS Online TPP Program

#Question id: 40533

#Environmental Science

Consider the statements about landfill engineering:

1. Liners reduce contaminant migration.

2. Gas vents prevent pressure buildup.

3. Landfills function best under aerobic conditions.

Which statements are correct?

TLS Online TPP Program

#Question id: 40534

#Environmental Science

Regarding biological waste treatment:

1. Composting requires oxygen.

2. Anaerobic digestion produces methane.

3. Both processes eliminate all toxic contaminants.

Choose Correct option:

TLS Online TPP Program

#Question id: 40535

#Environmental Science

Circular economy principles imply:

1. Resource recovery and reuse.

2. Reduction of raw material extraction.

3. Promotion of disposable consumption.

Choose Correct option:

TLS Online TPP Program

#Question id: 40536

#Environmental Science

Consider statements about leachate formation:

1. Moisture infiltration contributes to leachate generation.

2. Decomposition products dissolve into percolating water.

3. Proper liners eliminate leachate formation entirely.

Correct statements:

TLS Online TPP Program

#Question id: 40537

#Environmental Science

On hazardous waste management:

1.Secure landfills isolate toxic materials.

2.Mixing hazardous waste with municipal waste reduces toxicity.

3.Treatment aims to stabilize harmful constituents.

Choose Correct option:

TLS Online TPP Program

#Question id: 40538

#Environmental Science

Match List I (Pollutant) with List II (Primary Impact):

List I	List II
A. SO2	1. Neurotoxicity
B. Mercury	2. Acid rain
C. Nitrates	3. Methemoglobinemia
D. CFCs	4. Ozone depletion