| 1 |
Which substance is used ot bleach the pulp. |
- A. Na2SO3
- B. NaCl
- C. NaClO
- D. NaOH
|
| 2 |
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
|
| 3 |
One of following is argillaceous material |
- A. Marble
- B. Clay
- C. Lime
- D. Marine Shell
|
| 4 |
In which country first of all paper was invented |
- A. USA
- B. China
- C. Egypt
- D. Germany
|
| 5 |
The word paper is derived from the name of which reedy plant |
- A. Rose
- B. Sun flower
- C. Papyrus
- D. Water Hyacinth
|
| 6 |
Ammonium nitrate fertilizers is not used for which crop |
- A. Cotton
- B. Wheat
- C. Sugar cane
- D. Paddy rice
|
| 7 |
Micro-nutrient is required in quantity for plant growth ranging from |
- A. 4-40 gm
- B. 6-200 gm
- C. 6-200 kg
- D. 4-40 kg
|
| 8 |
Phosphorus helps the growth of |
- A. Root
- B. Leaf
- C. Steam
- D. Seed
|
| 9 |
Which chemical reduces the acidity of soil. |
- A. Lime
- B. Urea
- C. Ammonium nitrate
- D. Ammonium sulphate
|
| 10 |
Which woody raw material is used for the manufacture of paper pulp. |
- A. Cotton
- B. Bagasse
- C. Poplar
- D. Rice straw
|
