Course Code
sos203


Question
The instrument which measures air pressure is called a ______

Answer
pyranometer



Question
The equipment for measuring evaporation are generally called ________

Answer
evaporimeters



Question
Compared with most other climates, relative humidities are generally high in the ______ and this is the case during the rainy season

Answer
tropics



Question
The photosynthesis rate of most leaves increase with ______ almost linearly over a narrow range

Answer
light intensity



Question
photosynthesis is the process by which plants with the aid of _________ pigment utilise the energy of solar radiation to produce carbon dioxide out of water and carbohydrate

Answer
chlorophyll



Question
The greater the leaf area of the crop and the more actively the crop is growing, the greater the amount of crop water _______

Answer
requirement



Question
In the dry tropics, a lot of water is required for ________

Answer
irrigation



Question
Large scale irrigation involves the construction of huge _________ across rivers so that reservoirs are created to store water

Answer
dams



Question
Irrigation is one of the oldest farm _______ used in supplying additional water in moisture deficient lands for crop production

Answer
techniques



Question
Irrigation can be defined as the application of __________ to soil to provide moisture for crop growth

Answer
water


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