In cotton, jassids have non preference for______________________?

Related Mcqs:

1. Ieucaena lencocephala is a popular tree for______________________?

   A. Beautification
   B. Seasonal fruit
   C. Medicinal plant
   D. Nutritive forage

2. In rice, brown plant hopper has no preference for___________________?

   A. Purple stigma
   B. Low aspergine
   C. Red pericarp
   D. All the above

3. When a wheat variety with red kernels (homozygous for two non allelic and independent dominant genes) is crossed with white kenneled wheat (homozygous for two recessive non allelic independent genes), the phenotypic ratio in the F2 generation would be________________?

   A. 9:3:3:1
   B. 9:7
   C. 9:9:9:3:3:3:1
   D. 1:4:6:4:1

4. Cotton fiber are made up of___________________?

   A. Cellulose
   B. Starch
   C. Fates
   D. Protein

5. In cotton, zn deficiency is known as_________?

   A. Fern leaf
   B. Mottle leaf
   C. Little leaf
   D. None of these

   Submitted by: Shafiq Rehman

6. Which one is most dangerous insect of cotton crop?

   A. Spotted holl worm
   B. Jassids
   C. Both a & b
   D. Pink ball worm

   Submitted by: Shafiq Rehman

7. Which one of the following is non-climacteric fruit__________________?

   A. Mango
   B. Apple
   C. Papaya
   D. Grape

8. Oxidation as well as condensation reaction similar to non-browning due to irradiation have been observed in__________________?

   A. Protein
   B. Carbohydrates
   C. Lipids
   D. non of these

9. Which one of the following is the non-ethylene producing fruit______________________?

   A. Mango
   B. Banana
   C. Orange
   D. Pear

10. Which one is a non-convential oil seed crop?

    A. Ground nut
    B. Safflower
    C. Gingelley
    D. None of the above

    Submitted by: Shafiq Rehman