Soil Pollution

Q. Excessive use of chemicals in agriculture causes soil pollution.

1. True
2. False

Q. Soil pollution is caused by the removal or addition of substances which degrades:

1. Soil fertility
2. Sea level
3. Quality of plants
4. Groundwater

Q.

Question 14
Name any two sources which cause air pollution due to suspended particulate matter (SPM).

Q. Industrial or man-made concentrations of naturally occurring substances, such as_____ and _____ have also been identified as health hazards in soil and groundwater.

1. Carbon and ammonia
2. Ammonia and nitrates
3. Oxides and ammonia
4. Carbon and nitrates

Q. Match the types of pollution with the most suitable causes.

1. Air pollution
2. Untreated sewage
3. Water pollution
4. Fertilisers
5. Vehicular smoke
6. Soil pollution

Q. Soil pollution is caused by the removal or addition of substances which decrease(s):

1. Quality of soil
2. Quality of plants
3. Quality of groundwater
4. Quality of sea water

Q.

Question 14
Name any two sources which cause air pollution due to suspended particulate matter (SPM).

Q.

Match the following:

$\begin{array}{cc}\text{Column 1}& \text{Column 2}\\ \text{A. Earthworm}& \text{i. Fertiliser}\\ \text{B. Cow dung}& \text{ii. Vermicompost}\\ \text{C. NPK}& \text{iii. Crop rotation}\\ \text{D. Replenishment method}& \text{iv. Manure}\end{array}$

1. A-ii, B-iv, C-i, D-iii

2. A-iii, B-ii, C-iv, D-i

3. A-iv, B-iii, C-ii, D-i

4. A-i, B-iv, C-ii, D-iii