| 1 |
All enzymes are composed of: |
- A. Lipids
- B. Carbohydrates
- C. Proteins
- D. Phosphates
|
| 2 |
To what category of molecules do enzymes belong? |
- A. Carbohydrates
- B. Lipids
- C. Nucleic acids
- D. Proteins
|
| 3 |
Number of discovered enzymes are: |
- A. 200
- B. 2000
- C. 3000
- D. 3500
|
| 4 |
Catabolism constitutes ................. processes. |
- A. Constructive
- B. Destructive
- C. Both a & b
- D. None
|
| 5 |
Which one of the following convert protein to amino acids? |
- A. Protease
- B. Lipase
- C. Both
- D. None
|
| 6 |
Denaturation of enzyme is caused by: |
- A. Increased pH
- B. Decreased pH
- C. Increases in temperature above optimum temperature
- D. Decreases in temperature
|
| 7 |
Which of the following characters is not true about enzymes? |
- A. Globular in shape
- B. Non-specific
- C. Protein in nature
- D. Highly reactive
|
| 8 |
Almost all enzymes are: |
- A. Carbohydrates
- B. Fatty acids
- C. Proteins
- D. Vitamins
|
| 9 |
Prosthetic groups are: |
- A. Required by all enzymes
- B. Loosely attached with enzymes
- C. Proteins in nature
- D. Tightly bound to enzyme
|
| 10 |
Enzymatic reactions are _______ of times faster than uncatalyzed reactions: |
- A. Millions
- B. Hundreds
- C. Thousands
- D. Billion
|
