Agronomy MCQs

294 MCQs  — Agriculture MCQs  (Page 15 of 30)

Plants adopted to arid regions are___________________?
A. Mesophytes
B. Hydrophytes
C. Xerophytes
D. Aridic plants
The soil are contains__________________?
A. Less oxygen as compared 10 atmosphere
B. More carbon dioxide as compared to atmosphere
C. Both a & b
D. None of the above
The vegetation found on high altitude mountain is__________________?
A. Alpine vegetation
B. Tundra vegetation
C. Conferous vegetation
D. None of the above
A nutrient element is said to be essential if___________________?
A. Plants can not complete their life cycle in absence of that element
B. Nutrients has some physiological function in metabolism of plant
C. Deficiency symptoms can be removed by application of that putrid
D. All the above
Organic farming, is a copping system in which__________________?
A. Fertilizers and pesticides are widely used
B. Fertilizers and pesticides are net used
C. Farm yard manure r not used
D. Green manuring
The Cotton plant belong to family ?
A. Gramineae
B. Fabaceae
C. Malvaceae
D. Leguminaceae
Gassypium hirsutum is________________?
A. Tetraploid
B. Diploid
C. Triploid
D. Hexaploid