| 1 |
Which elements are needed for healthy growth of plants |
- A. N,S,P
- B. N,Ca,P
- C. N,P,K
- D. N,K,C
|
| 2 |
Ammonium nitrate fertilizers is not used for which crop |
- A. Cotton
- B. Wheat
- C. Sugar cane
- D. Paddy rice
|
| 3 |
Which woody raw material is used for the manufacture of paper pulp. |
- A. Cotton
- B. Bagasse
- C. Poplar
- D. Rice straw
|
| 4 |
During the manufacturing process of cement the temperature of the decomposition zone goes up to |
- A. 600<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">°C</b>
- B. 800<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">°C</b>
- C. 1000<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">°C</b>
- D. 1200<b style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: 16px;">°C</b>
|
| 5 |
Which is not a calcarious material. |
- A. Lime
- B. Clay
- C. Marble
- D. Marine shell
|
| 6 |
Which three elements are needed for the healthy growth of plants. |
- A. N,S,P
- B. N, Ca, P
- C. N,P,K
- D. N,K,C
|
| 7 |
The composition mixture of clay and lime stone in the raw material. |
- A. 75% lime stone and 25% clay
- B. 25% lime stone and 75% clay
- C. 15% lime stone and 55% clay
- D. 55% lime stone and 15% clay
|
| 8 |
Which substance is used ot bleach the pulp. |
- A. Na2SO3
- B. NaCl
- C. NaClO
- D. NaOH
|
| 9 |
Micro nutrients are required in quantity ranging from |
- A. 4 g - 40 g
- B. 6 g -200 g
- C. 6kg - 200 kg
- D. 4 kg - 40 kg
|
| 10 |
Which one of the following is the macronutrient for plants. |
- A. Boron
- B. Zinc
- C. Calcium
- D. Nitrogen
|