Biology GK Questions Quiz-72

1421.Which one of the following is a water soluble vitamin? (1) A  (2) C (3) K  (4) D Answer: 1421.(2) Vitamins are classified as either fat soluble (vitamins A, D, E and K) or water soluble (vitamins B and C).B-complex vitamins and vitamin C are water-soluble vitamins that are not stored in the body and must be replaced each day. These vitamins are easily destroyed or washed out during food storage and preparation. 1422.Biofortification is a (1) method of breeding crops to increase their nutritional value (2) strategy to combat unwanted nutrients in plants (3) method of developing resistance to insect pests (4) method of plant breeding for disease resistance Answer: 1422.(1) Biofortification is the breeding crops to increase their nutritional value. This can be done either through conventional selective breeding or genetic engineering. Biofortification differs from ordinary fortification because it focuses on making plant foods more nutritious as the plants are growing, rather than having nutrien…