Question 1 :
Soil is losing its fertility due to increased use of _________.<br/>

Question 3 :
Assertion: Over cropping reduces soil fertility. Reason: Soil fertility depends upon the soil composition.

Question 5 :
Assertion: Manures are plant and animal wastes. Reason: Manures are fertilizers.

Question 8 :
Consider the following statements-<br/>(a) Alluvial soil are formed by sediments deposited by rivers.<br/>(b) Black soil is found in the dry and Semi-dry areas of Rajasthan and Gujarat.<br/>(c) Red soil cannnot retain much moisture.&#160;<br/>(d) Laterite soil is found over lava deposits in the Deccan.<br/>Which of the above statements are correct?

Question 9 :
Which of the following soils is most suitable for the cultivation of cotton in India?

Question 10 :
Which of the following is not a tropical type of soil?

Question 11 :
Match the following.<table class="wysiwyg-table"><tbody><tr><td>A. Alluvial Soil</td><td>$1$. Cotton</td></tr><tr><td>B. Black Soil</td><td>$2$. Rice</td></tr><tr><td>C. Brown Soil</td><td>$3$. Tea</td></tr><tr><td>D. Red Soil</td><td>$4$. Wheat</td></tr></tbody></table>

Question 14 :
The soil which is a mixture of sand, clay and silt is known as __________.

Question 15 :
The soil is soft during wet and very hard during dry is _______.

Question 16 :
Which of the following soils are less fertile and need heavy manuring and irrigation?

Question 17 :
Consider the following statements.<br>$1$. Alluvial soil is rich in chemical properties and is capable of yielding Rabi and Kharif crops.<br>$2$. Black soil is suitable for cotton, groundnut.<br>$3$. Rabi crops are reaped in autumn after sowing in June.<br>Which of these statements are correct?<br>