The seventieth element included in the list of essential nutrient element is:__________?

Related Mcqs:

1. Phosphorus (P) is the second major nutrient essential for plant growth. With the exception of Nitrogen (N) and Potassium (K), Phosphorus is required by plants in_________?

   A. Lesser quantities B. Greater quantities C. Not required D. The above statement is wrong Submitted by: Shafiq Rehman...

2. The nutrient element silicon (Si) is:_________?

   A. Beneficial B. Harmful C. Both a and b D. None of the above Submitted by: Shafiq Rehman...

3. 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...

4. The nutrient particularly influencing root growth is___________________?

   A. Zinc B. Nitrogen C. Organic D. Phosphorus...

5. The major soil fertility problems in Pakistani soils deficiencies of N, P and Zn. Deficiencies K, Fe, and B also occur in specific crop genotypes or soil types, while deficiencies of S, Cu, and Mn are negligible. however, the common nutrient deficiencies are_________________: and some micronutrients including Mo?

   A. N, P, K B. Ca, Mg, S C. both A & B D. The above statement is wrong Submitted by: Shafiq Rehman...

6. The diagnostic techniques used in evaluating soil nutrient status and determining fertilizer requirements of the crop include:

   A. Nutrient deficiency symptoms & field experimentation B. Greenhouse pot experimentation & soil testing C. Plant analysis D. All of the above Submitted by: Shafiq Rehman...

7. If a manure pile is exposed to the rain, what nutrient will be lost the most ?

   A. Ca B. Mg C. S D. N Submitted by: Shafiq Rehman...

8. Which leaf of rice is sampled for tissue nutrient analysis?

   A. Mature leaf B. Lower leaf C. Both A & B D. None of these Submitted by: Shafiq Rehman...

9. Immobile nutrient in soil is:_________?

   A. P B. N C. Mg D. None of the above Submitted by: Shafiq Rehman...

10. Which of the following nutrient play the most effective role in controlling rate of transpiration:

    A. Potassium B. Zinc C. Phosphorus D. Mg Submitted by: Shafiq Rehman...