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Showing posts with the label NEET &MEDICAL ENTRANCE

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...

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...

MCQ BIOLOGY (BIOMOLECULES 2)

 MCQ  BIOMOLECULES   101. Which of the following forms a part coenzymes? A) Zn ++               B) Lipase          C) Vitamin B 1                D) Lysine   102. Which of the following linked in long chain to form protein? A) purines         B) Amino acid              C) pyrimidines             D) Sugar   103. Sugars are characterized by having which two functional groups: A) Carbonyl and hydroxyl                  B) Carbonyl and methyl        C) hydroxyl and amino                 ...