Name the outer covering of seed.

Name the peritoneal covering of the lung?

name the potential covering of the lung.

Figure 9.35 shows a cross-section of a glass fibre of refractive index 1.68. The outer covering of the pipe is made of a material of refractive index 1.44. What is the range of the angles of the incident rays with the axis of the pipe for which total reflections inside the pipe take place, as shown in the figure. What is the answer if there is no outer covering of the pipe? :

The outer covering of carilage is called:

State whether the following statements are true or false: Jute is outer covering of coconut.

Outer covering of virus made up of protein is:

Name the layer of cells which forms the outer wall of blastocoel.

ADDITIONAL QUESTIONS: What is the name given to sheath covering of plumule?