Question
Which of the following is not a part of a CRT?
Solution
The cathode ray tube (CRT) is a vacuum tube containing an electron gun (a source of electrons or electron emitter) and a fluorescent screen used to view images. Colour tubes use three different phosphors which emit red, green, and blue light respectively. They are packed together in stripes (as in aperture grille designs) or clusters called "triads" (as in shadow mask CRTs).
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 isÂ
Which action helps in minimizing damage caused by fruit-sucking moths to citrus fruits?
