1000+ GK Objective Questions for Competitive Exams - 3

Question: 11

What are called as wood fibres?

Xylem fibres.

Question: 12

How many carpel bones are there in wrist?

Eight

Question: 13

What is mediastinum?

The space between two lungs is called mediastinum.

Question: 14

Where are semilunar valves present?

In the beginning of aorta and in the beginning of pulmonary artery.

Question: 15

Where do we find immovable joint?

Skull