Rain water helps to increase the ____ to some extent.

60 Cartilage present in body is

Which vitamin is provided by sunlight to the body?

Oxyreductases, transferases, hydrolases, lyases, isomerases and ligases are all classes of

Cutting and peeling of onion bring tears to the eyes because of the presence of

Which one of the following is responsible for converting milk into curd?

The disease ” bronchitis ” is associated with:

Plants absorb most part of water needed by them through their

Name the acid that is secreted in the stomach?

The important sugar in honey is _

Which of the following is a skin disease?

The bacterial cell wall is mainly composed of ________

Which part of the human eye is transplanted from a dead donor to a living person?

Which blood group is called the “universal donor”?

Deficiency of iodine leads to _________.