Chilling injury in fruits occurs due to__________________?

Related Mcqs:

1. Temperate fruits requires certain amount of chilling to flower, which one is the important temperate fruit from the following list__________________?

   A. Mango
   B. Litchi
   C. Apple
   D. All the above

2. Ripening fruits soften due to___________________?

   A. Jelly formation at acidic pH
   B. Soubulization of pectate of middle lamelle
   C. Conversion of starch in sugar
   D. Incorporation of pectate in middle lamella

3. Degradation of green colour of fruits is due to___________________?

   A. pH changes
   B. Oxidative system
   C. Chloroplry lases
   D. All the above

4. The smell in onion bulb is due to__________________?

   A. bad odour of the soil
   B. Much sugar
   C. Sulphur components
   D. Fleshy leaves

5. Year 1900 was significant for geneticists due to__________________?

   A. Discovery of gene
   B. Principles of linkage
   C. heredity theory
   D. Rediscovery of Mendel’s

6. In a monohybrid cross, 2 heterozygous individuals were crossed, phenotypic ratio came to be (2:1), it is due to__________________?

   A. Dominant lethal genes in heterozygous individuals
   B. Dominant lethal genes in homozygous individuals
   C. Dominant epistasis
   D. None of the above

7. The flavor of butter, milk and cheese due to__________________?

   A. Long chain fatty acids
   B. Short chain fatty acids
   C. Saturated fatty acids
   D. Unsaturated fatty acids

8. Slipperiness is due to__________________?

   A. Covalent bond
   B. Vander walls forces
   C. Wire bond
   D. None of the above

9. Permanent change in soil is due to__________________?

   A. Ionic bonding
   B. pH change
   C. Covalent bonding
   D. Isomorphic substitution

10. The activity of enzymes in fruits usually decline at temperature___________________?

    A. Above 10ºC
    B. Above 20ºC
    C. Above 30ºC
    D. None of the above