Question Text
Question 2 :
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 5 :
It is important to make small check dams across the flooded gullies because they-<br/>(i)   hold water for irrigation.<br/>(ii)  hold water and prevent soil erosion.<br/>(iii)  recharge ground water.<br/>(iv)  hold water permanently. <br/>Select the correct options from the above stated reasons-<br/>
Question 8 :
Which of the following is not a tropical type of soil?
Question 10 :
Which of the following soils is most suitable for the cultivation of cotton in India?
Question 11 :
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>
Question 16 :
Out of the total area under cultivation of Himachal Pradesh how much area is under irrigation?<br>
Question 17 :
Resources which are found in a region but have not been utilised are called __________.
Question 18 :
In India the percentage of wasteland due to water erosion is _______.
Question 19 :
Which of the following methods are used to restrict soil erosion?<br>A. Ploughing along contour lines<br>B. Strip cropping<br>C. Jhumming<br>D. Mixed farming.
Question 20 :
A fertile soil, suitable for growing common crops is likely to have a pH value of _____________.