Which of the following practices is suitable to farmer at less water resources ?
i) select short term crops `" "` ii) cultivate commercial crops
iii) adapt drip system `" "` iv) crop holiday

Which of the following practice is suitable to farmer with less water resources (i) select short term crops, (ii) cultivate comercial crops, (iii) adapt drip system, (iv) crop holiday

Which of the following is an important cultivated commercial crop in Gangetic plains of India?

Which one among the following depicts the correct meaning of the term Jins-i-kamil concerning crops in Mughal India?

Explain the following terms with suitable examples: (i) Schottky defect (ii) Frenkel defect (iii) Interstitials and (iv) F-centres.

Explain the following terms with suitable examples: i. Schottky defect ii. Frenkel defect iii. Interstitials and iv. F-centres.

Explain the following terms with suitable examples: (i) Schottky defect (ii) Frenkel defect (iii) Interstitials and (iv) F-centre.

Which of the following is not true about sewage(i) Sewage is more in rural areas(ii) Sewage water is useful for crop plants (iii) Nitrates are one of the impurities of sewage(iv) Draining out sewage water is good method for cleaning the area