The practice of managing rows of closely planted woody plants with annual crops planted in alleys in between hedges is called as:________?

Related Mcqs:

1. Previously Essential nutrients required for the growth of plants were sixteen. In recent time the essential nutrients required for the growth of plants are:_________?

   A. 16
   B. 17
   C. 18
   D. None of the above

   Submitted by: Shafiq Rehman

2. Erosion permitting and erosion resisting crops grow alternatively at right angle to the slope of the land is called as:_________?

   A. Linear planting
   B. Strip planting
   C. Cover planting
   D. All of the above

   Submitted by: Shafiq Rehman

3. In Pakistan there is general deficiency of rainfall. It varies from 125 mm annually in upper Sindh to about 900 mm in the sub-mountainous of northern Pakistan. In Balochistan the mean annual rainfall is about 200 mm, diminishing to ________ mm in the desert of Kharan:

   A. 100 mm
   B. >70 mm
   C. <50 mm
   D. None of these

   Submitted by: Shafiq Rehman

4. Availability of Zn is higher to crops in:_________?

   A. Acid soils 
   B. Sodic soils
   C. Saline-sodic soils
   D. Saline soils

   Submitted by: Shafiq Rehman

5. Which of the following crops is most tolerant to salty soils?

   A. Corn
   B. Rice
   C. Carrot
   D. Cotton

   Submitted by: Mir Mehrbiyar

6. The lower leaves turn yellow and in some crops they quickly start drying up as if suffering from shortage of water, stunted growth, leaves & fruits shedding & whole plant becomes yellow, are deficiency symptoms of:_________?

   A. Potash
   B. Nitrogen
   C. Calcium
   D. Both a & c

   Submitted by: Shafiq Rehman

7. Chemicals, used for controlling the disease of crops, fruits & vegetables is___________ & chemical prepared for controlling insect-pests ——————-:

   A. Insecticides—Herbicides
   B. Fungicides—Insecticides
   C. Weedicides—insecticides
   D. None of the above

   Submitted by: Shafiq Rehman

8. Water is the major constituent of all living creatures. Biomass of plants is composed of ________% water:

   A. 65 – 75%
   B. 72 – 62%
   C. 85 – 95%
   D. 75% – 80%

   Submitted by: Shafiq Rehman

9. The availability of essential nutrients from soil to the plants is controlled by the ________ properties of soil:

   A. Physical
   B. chemical
   C. Biological
   D. both A & B

   Submitted by: Shafiq Rehman

10. The unique soil environment under the influence of plants roots is called rhizosphere and this term was given by__________?

    A. Hiltner
    B. Aristotle et al.
    C. A.Q khan
    D. Helium. S. Denial

    Submitted by: Shafiq Rehman