Give reasons for the following :
(i) Most of Pakistan is predominantly dry.
(ii) The southern slopes of Nepal are more humid.
(iii) Jaipur has a higher annual range of temperature than Mumbai.
Given Below is the climatic data of a station . Study the table and answer the questions that follow:
Months |
J |
F |
M |
A |
M |
J |
J |
A |
S |
O |
N |
D |
Temperature C |
24.5 |
25.7 |
27.7 |
20.4 |
30.0 |
32.5 |
31.0 |
30.2 |
29.8 |
28.0 |
25.9 |
24.7 |
Rainfall cm |
4.6 |
1.3 |
1.3 |
1.8 |
3.8 |
4.5 |
8.7 |
11.3 |
11.9 |
30.6 |
35.0 |
13.9 |
(i) Calculate the annual rainfall experienced by the station.
(ii) What is the annual range of temperature ?
(iii) Name the wettest month.
Name the soil which is formed due to high temperature and heavy rainfall with alternating wet and dry periods. Name two states where this type of soil is found.
What is conservation of soil ? Name any two farming techniques which help in soil conservation.
Explain the following terms :
(i) Transported soil.
(ii) In situ
(iii) Humus.
(i) Transported soil—When soil is carried from the place of its origin to another place by the agents of gradation such as river is called transported soil, e.g., Alluvial soil.
(ii) In Situ—When the soil remains at the place of its origin it is called In situ. e.g. Black soil.
(iii) Humus—The decomposed form of plant remains, animal manure and dead animals is called humus. It makes the soil fertile, porous and light.
Which state is the largest producer of mineral oil. Name any two oil refineries in India ?
(i) Name the oldest and the largest coal field in India.
(ii) Name any two raw materials derived from coal.
Name the different types of iron ore found in India. Which is the best quality iron ore ?