Question
Necessary element of change in solar energy to electric
energy –Solution
A small solar electric or photovoltaic (PV) converts solar energy into electrical energy. Solar cells consist of semiconductor materials which work on photoelectric effect. Silicon remains the most popular material for solar cells.
Which of the following is a fumigant?
Yellow mosaic in soybean is spread by:
Among the following, which represents a true example of a biological control strategy used specifically against insect pests?
Green manure crop suitable for alkaline and water logged soil is
Market conduct not includes
Which pathogen is responsible for causing Tea Rust disease?
The grazing food web begins with:
The creation of utility by the way of marketing is called as
Full form of ICRISAT is
Which action helps in minimizing damage caused by fruit-sucking moths to citrus fruits?
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