| 1 |
Which one of the following is inorganic fertilizer. |
- A. Manure
- B. Urea
- C. Ammonium nitrate
- D. All of these
|
| 2 |
Phosphorus helps in the growth of |
- A. Root
- B. Leave
- C. Stem
- D. Seed
|
| 3 |
The temperature of digester is main tained at |
- A. 100<sup>o</sup>C
- B. 160-180<sup>o</sup>C
- C. 200<sup>o</sup>C
- D. 200-240<sup>o</sup>C
|
| 4 |
Which one of the following is calcareous material |
- A. Marine shells
- B. clay
- C. Shale
- D. Blast furnace slag
|
| 5 |
Which process of pulp making is mostly used in Pakistan. |
- A. Kraft process
- B. Sulphite process
- C. Neutral sulphite semi chemical process
- D. Wet process
|
| 6 |
In Pakistan pulp is usually bleached with Cl2. The residual chlorine is removed from pulp by an antichlor which is |
- A. dil HCl
- B. dil NaOH
- C. Water
- D. NaCl
|
| 7 |
Micronutrients for plant are those which |
- A. Are required in very large amount
- B. Are required in very small amount
- C. Are produced from plants in very small amount
- D. Retard the growth of plants
|
| 8 |
The macro nutrients are required in ranging from |
- A. 5 kg to 200 kg
- B. 5 kg to 200 g
- C. 6g to 200 g
- D. 1 kg to 100 kg
|
| 9 |
Prilling is a process in which |
- A. Concentration of urea is increased
- B. Water is removed from urea
- C. Molten urea is converted to solid drop
- D. Some other ingredients are added to urea
|
| 10 |
Which one of the following is the macronutrient for plants. |
- A. Boron
- B. Zinc
- C. Calcium
- D. Nitrogen
|