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Objectives of Plant Breeding

Major Objectives of Plant Breeding Program Plant breeding is an important branch of agricultural science. Its main purpose is to develop new and improved crop varieties. These improved varieties give better yield, better quality, and better resistance against diseases and harmful environmental conditions. A plant breeding program is planned according to the needs of farmers, consumers, industries, and climate. The major objectives of plant breeding are explained below in simple paragraph form. 1. Higher Yield The first and most important objective of plant breeding is to increase crop yield. Food demand is increasing due to rapid population growth, so breeders try to develop varieties that produce more grains, fruits, seeds, or biomass per unit area. High-yielding varieties help farmers earn more profit and improve food security. This is why yield improvement is considered the central objective of every breeding program. 2. Improved Quality Another major objective is to improve t...

PHOTOSYNTHESIS OF HIGHER PLANT MCQ

  1. The components of PS-I are located on the a) stroma                     b) stroma thylakoid c) granum thylakoid d) outer surface   of stromal and granal thylakoid   2. Photolysis of water during photosynthesis occurs with the help of a) PS-II                        b) PS-I c) ferredoxin                d) cytochrome   3. Of the total incident solar radiation the proportion of PAR is a) about 60%                b) less than 50% c) more than 80%         d) about 70%   3. Presence of bundle sheath is a characteristic of a) xerophytic plants   b) members of gr...

MCQ ABOUT CENTRAL DOGMA

  1. The amount of which of these is    least in a cell (a) mRNA                     (b) tRNA              (c) rRNA               (d) None of these   2.Who among the following established that RNA is the genetic material? (a) Lederberg                                          (b) Griffith             (c) Nirenberg and Holley                       (d) Frankel Conrat   3. The ratio of DNA in bacterial cell and euka...