Majority of the enzymes and proteins exist in which type of structure of proteins?

1.Primary

2.Secondary

3.Tertiary

4.Quaternary

Quaternary structure of proteins are formed by

1.primary structure of proteins

2.Secondary structure of proteins

3.Tertiary structure of proteins

4.Quaternary structure of proteins

Which of the following proteins exist in their quaternary structure

1.Myoglobin

2.Haemoglobin

3.Globulin

4.Both 1 and 2

10  How many heme groups are present in Haemoglobin

1.2

2.1

3.4

4.3

How many polypeptide subunits are present in Haemoglobin

1.2

2.1

3.3

4.None of these

Which of the following is true about primary metabolites?

1.compounds which are products of essential pathways of plants

2.Universally present in all plant kingdom

3.It’s absence leads to death of plant cell

4.All of the above

Which of the following is true about secondary metabolites of plants?

1.It’s restricted to a particular kingdom of plants

2.It’s absence does not lead to immediate death of plants

3.No direct function in growth and development of plants

4.All of the above

Which of the following is not true about secondary metabolites?

1.They have direct role in photosynthesis, respiration and reproduction

2.They act as toxins or pigments or drugs or lectins

3.Distribution is limited and restricted to special taxonomic group

4.Organic compound of diverse nature

Which of the following is not a secondary metabolite?

1.Rubber

2.Ricin

3.Morphine

4.Oxaloacetic acid

Which of the following is true about compounds present in acid soluble pool?

1.They have molecular weight ranging from 18 to 800 Daltons

2.They are called as micromolecules

3.They are called as Biomolecules

4.All of the above