Question 3 :
________ were exported to different countries of the world and farmers of south India were encouraged to grow these crops.<br/>

Question 6 :
King Ghadsi of _____ got made Ghadsisar lake 650 years ago.

Question 7 :
Jawaharlal Nehru proudly proclaimed the _____________as the 'Temples of modern India'.

Question 8 :
Which of the folllowing river is without a multipurpose project ?

Question 9 :
What is India's rank in the world with respect to the amount of water available per person per year?

Question 14 :
Roof top rain water harvesting is the most common practice in ________.

Question 16 :
Utilising land for a variety of purposes is known as ______________.

Question 17 :
The summit of Rio de Janeiro was convened for addressing urgent problems of development concerning.

Question 18 :
The total area under forests in India is only ___ percent.

Question 19 :
A few gram seeds were placed in each of the three pots A, B, and C containing soil. The soil in Pot A is mixed with some green twigs and leaves. The soil in pot B is mixed with old cow dung while soil of pot C is mixed with urea. Pots are watered regularly. Which of the following will be observed after 10 days?

Question 23 :
The sand particles in Indian Desert are uniformly rounded because of :

Question 28 :
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 29 :
Which of the following soils is most suitable for the cultivation of cotton in India?

Question 30 :
Which of the following is not a tropical type of soil?

Question 31 :
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 34 :
The soil which is a mixture of sand, clay and silt is known as __________.

Question 35 :
The soil is soft during wet and very hard during dry is _______.

Question 36 :
Which of the following soils are less fertile and need heavy manuring and irrigation?

Question 37 :
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>