|1||Water content of apical portion of roots and shoots is?||>90%|
|2||Majority of rainfall in India is contributed by?
|South west monsoon|
|3||The methods adopted to measure the evapotranspiration is?||Lysimeter experiment|
|4||Check basin method of irrigation is also known as?||Beds and channel method|
|5||Which method of irrigation is suitable for orchard crops?||Ring basin method|
|6||Average rate of application of water to crop is called as?||Precipitation intensity|
|7||Water spread area of a sprinkler is given by equation?||R= 1.35√dh|
|8||In flaccid cell, the pressure potential is?||Zero|
|9||Which are helps plant in reducing epidermal transpiration?||Cutin and Cuticle|
|10||Which bacterium is responsible for denitrification in N2 cycle?||Bacillus subtilis|
|11||To explain ascent of sap in plants, Sir J.C.Bose(1923) proposed?||Vital theory|
|12||What is the effect of atmospheric pressure on transpiration?||It increase slowly|
|13||Maximum density of water is at?||4C|
|14||Water absorption through roots increases when?
|15||South western monsoon crops are also knows as?||Kharif|
|16||Which is the frost tolerant crop ?||Sugar beet|
|17||Which is very long duration crop (above 150 days) ?||Sugarcane and Sunflower|
|18||Crop plants which protect soil surface from erosion are called as?||Cover crops|
|19||Those crop plants which help to protect and prevent another crop from trespassing are called as ?||Barrier crops|
|20||How many principles are there for plant distribution ?||8|
|21||Red soil is best for the cultivation of ?
|22||Injury caused by high temperature on the sides of bark is known as ?||Sun sclad|
|23||For which are high relative humidity is harmful ?||Sunflower & Tobacco|
|24||Grain filling at high humidity results in ?||Reduced crop yield|
|25||Which of the following is not a Heliophyte ?||Turmeric|
|26||The response of plants to the relative length of day and night is known as ?||Photoperiodism|
|27||By which method,Traditional crop management is practiced ?
|28||In —- erosion resistance crops and erosion permitting crops are grown in alternate strips ?||Strip cropping|
|29||The growth rate is highest in ?||Red light|
|30||Which is a natural growth regulator ?||Ethylene|