A. Mirgation
B. Biodiversity
C. Ecology
D. Ecosystem
Related Mcqs:
- Oka (1975) has suggested that me population size suitable for maintenance and seed production of a commercial crop of a self pollinated species should be________________?
A. 100 plants
B. 200 plants
C. 300 plants
D. 400 plants - Pasturing system that allows short periods of heavy use followed by recover, period is called as_______________?
A. Differed grazing
B. Hay grazing
C. Forage grazing
D. Rotational grazing - Number of crops grown on the same piece of land in a year and expressed in percentage is known as_______________?
A. Cropping pattern
B. Cropping index
C. Crop rotation
D. Cropping intensity - In fanning system cultivation of two or more crops is known as_______________?
A. Sequential cropping
B. Strip cropping
C. Multiple cropping
D. All the above - The allelochemicals are broadly classified as_______________?
A. Cytokinin and ethylene
B. Phenolics and. terpenoids
C. Trytophan
D. non of there - Crop ideotype refers to________________?
A. Model plant type
B. Good plant type
C. Ideal plant type
D. All the above - Growing more then one crop in a season in the same land is called________________?
A. Monocropping
B. Double cropping
C. Intensive cropping
D. Intercropping - The amount of water required to rise a crop to matunty with in a given period of time is called________________?
A. Water frequency
B. Water depletion
C. Water balance
D. Crop Water requirement - A crop grown on residual moisture after harvesting rice is called__________________?
A. Barani crop
B. Dubari crop
C. Ratoon crop
D. Sure crop - The depth of irrigation water required for the full crop period is called_______________?
A. Consuptive use of water
B. Delta of water
C. Optimum use of water
D. non of these
