Which of the following class of enzyme catalyse the linking together of 2 compounds?

1. Lyases

2. Ligases

3. Hydrolases

4. Transferases

Which of the following class of enzyme catalyse the joining of C-O and hydrolysis of C-N bonds respectively?

1. Lyases and Ligases

2. Ligases and Lyases

3. Ligases and Hydrolases

4. Lyases and Hydrolases

Which of the following class of enzymes helps in catalysing a transfer of a group (other than hydrogen) between a pair of substrates?

1. Ligases

2. Lyases

3. Transferases

4. Hydrolases

Electron transferring enzymes belongs to which class of enzymes

1. Transferases

2. Oxidoreductases

3. Isomerases

4. Lyases

The non- protein constituent of the enzymes are called

1. Apoenzyme

2. Holoenzyme

3. Cofactors

4. both A and C

The  protein constituent of the enzymes are called

1. Apoenzyme

2. Prosthetic group

3. Co-enzymes

4. Holoenzyme

Which of  the following are co-factors?

1. Co-enzymes

2. Metal ions

3. Posthetic groups

4. All of these

Which one of the following statements is correct, with reference to enzymes?

1. Apoenzyme = Holoenzyme + Coenzyme

2. Holoenzyme = Apoenzyme + Coenzyme

3. Coenzyme = Apoenzyme + Holoenzyme

4. Holoenzyme = Coenzyme + Cofactor

Which of the following is an organic compound?

1. Prosthetic group

2. Coenzymes

3. Metal ions

4. Both A and B

The Cofactor present in the Enzyme Catalase is

1. NADP

2. NAD

3. Haem

4. Zn