A. Water stress

B. Drought

C. Wilting

D. None of the above

A. Dry condition

B. Moist places

C. Desert area

D. None of the above

A. 300 mm

B. 200 mm

C. 400 mm

D. 450 mm

A. Classification

B. Annuals

C. Perennials

D. Ranking

A. Economic pest

B. Economic threshold

C. Economic damage

D. None of the above

A. 4.00

B. 3.5

C. 8.0

D. non of these

A. Absolute growth

B. Assimilation

C. Indeterminate growth

D. Determinate growth

A. They need very little water to grow

B. Six crops are harvested in a year

C. They are disease resistant

D. Help in nitrogen economy of nature

A. Xerophytes

B. Amphibiophytes

C. Mesophytes

D. Hydrophytes

A. Companion crops

B. Cover crops

C. Mixed crops

D. Ratooning crops