| 1 |
Which one of the following carbohydrates give blue colour with iodine. |
- A. Glucose
- B. fructose
- C. Sucrose
- D. Starch
|
| 2 |
A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called a |
- A. fibre
- B. plastic
- C. varnish
- D. polyamide resin
|
| 3 |
Starch is polymer is |
- A. Fructose
- B. a -d Glucose
- C. Sucrose
- D. B-D-Glucose
|
| 4 |
Which one of the following polymers has no peptide linkage in it. |
- A. Terlene
- B. Nylon -6,6
- C. Protein
- D. None of these
|
| 5 |
Which of these polymers is a synthetic polymer |
- A. Animal fat
- B. Starch
- C. Cellulose
- D. polyester
|
| 6 |
In which of following processes are small organic molecules made into macromolecules |
- A. the cracking of petroleum fractions
- B. the fractional distillation of crude oil
- C. the polymerization of ethene
- D. the hydrolysis of proteins
|
| 7 |
To which class of organic compounds soap belongs. |
- A. Ether
- B. Ketones
- C. Aldehyde
- D. Salt of an organic acid
|
| 8 |
Which of the following lipids does not have glycerol backbone. |
- A. Fat
- B. Oil
- C. Cholesterol
- D. Phospholipid
|
| 9 |
Which carbohydrate can be used for silvering of mirror. |
- A. Glucose
- B. Fructose
- C. Maltose
- D. All
|
| 10 |
Which one of the following compounds is most abundant is nature. |
- A. glucose
- B. Starch
- C. Cellulose
- D. Fructose
|