| 1 |
soap is the sodium salt of long chain. |
- A. Amino acids
- B. Fatty acids
- C. Nucleotides
- D. None of them
|
| 2 |
The heat capacity of water is. |
- A. 4.2 Jg<sup>-1</sup> K<sup>-1</sup>
- B. 2.1 Jg<sup>-1</sup>K<sup>-1</sup>
- C. 3.2 Jg<sup>-1</sup>K<sup>-1</sup>
- D. 5.9 Jg<sup>-1</sup>K<sup>-1</sup>
|
| 3 |
Rapid growth of algae in water bodies in because of detergent having. |
- A. Carbonat salt
- B. Sulphonic acid
- C. Sulphat salt
- D. Phosphate salt
|
| 4 |
Which of the following in soluble in water. |
- A. Organic acids
- B. Glucose
- C. Alcohal
- D. All of them
|
| 5 |
The freezing point of water is: |
- A. 10 <sup>o</sup>C
- B. 100<sup>o</sup>C
- C. 0<sup>o</sup>C
- D. 46<sup>o</sup>C
|
| 6 |
Ionic compounds are soluble in water due to: |
- A. Hydrogen bonding
- B. ion-dipole forces
- C. Dipole-dipole forces
- D. Dipole -induced dipole forces
|
| 7 |
Specific Heat capacity of water is about. |
- A. 4.0 Jg<sup>-1</sup> K<sup>-1</sup>
- B. 4.1 Jg<sup>-1</sup>K<sup>-1</sup>
- C. 4.2 Jg<sup>-1</sup>K<sup>-1</sup>
- D. 4.3 Jg<sup>-1</sup>K<sup>-1</sup>
|
| 8 |
Which process is responsible for ascending of water in plants from roots to leaf? |
- A. Condensatin
- B. Transpiration
- C. Capillary action
- D. Evaporation
|
| 9 |
Cause of diarrhoea among following is: |
- A. Diarrhea
- B. Cholera
- C. Cryptosporidium
- D. Typhoid
|
| 10 |
Mercury poisoning cause: |
- A. neurological damage
- B. high blood pressure
- C. kidney damage
- D. gastro
|