Sugar beet belongs to family ?
A. Poaceae
B. Cucurbitaceae
C. Chenopodiaceae
D. non of these
The crops which are grown to reduce the soil erosion and natural losses by leaching is known as ____?
A. Companion crops
B. Cover crops
C. Mixed crops
D. Ratooning crops
The actual amount H2O present in the air is called _____?
A. Relative humidity
B. Absolute humidity
C. Both A and B
D. non of these
Losses of soil moisture vapour form is called as ______?
A. Evaporation
B. Transpiration
C. Translocation
D. Both A and B
Field capacity and permanent wilting point are different indifferent _____?
A. Crops
B. Soils
C. Seasons
D. Regions
The Indus basin irrigation system has _____?
A. 11 Barrages
B. 19 Barrages
C. 25 Barrages
D. 41 Barrages
Organisms which feeds on dead and decaying organisms are called as ____?
A. Saprophytes
B. Halophytes
C. Xerophytes
D. All the above
Simple plains that lack photosynthesis pigments are called as ______?
A. Fungi
B. Bacteria
C. Virus
D. None of the above
Fumigating and warming soil by covering it with black plastic is called _____?
A. Mulching
B. Fumigation
C. Soil solarization
D. None of the above
A gas produced by anaerobic decomposition of organic compounds is called as _____?
A. Ethane
B. Methane
C. Ammonia
D. CO2
