Explanation

Cartography is the science and art of creating maps to represent geographical areas.

It includes designing, drawing, and interpreting maps for navigation and study.

Explanation

Chlorine is the gas used to disinfect and purify water.

It is passed through water to kill bacteria.

Explanation

• Red (R) Green (G) and blue (B) colors are known as primary colors of light.
• Because of mixing these three colors we are able to make all possible colors.

Key Point

The primary colors of Pigment is:

• Red
• Yellow
• Blue

Explanation

Explanation

Tetanus is a bacterial infection that can cause muscle stiffness and spasms.

It particularly in the jaw muscles, leading to the characteristic symptom of "lockjaw".

Explanation

The cranium is the bony structure that encloses and protects the human brain.

It is also known as the skull.

It forms the upper part of the skull.

It providing a protective casing for the brain.

Explanation

Optical fibers transmit data as light signals.

The signal is confined within the fiber due to the phenomenon where light hits a medium boundary.

It is completely reflected back.

Explanation

Ascorbic acid, also known as vitamin C, is a water-soluble vitamin that is essential for various bodily functions, such as:

• Collagen production
• Wound healing
• Iron absorption
• Antioxidant functions

Vitamin C is one of the most well-known vitamins and is found in many fruits, vegetables, and other foods.

Explanation

A microscope is designed to magnify tiny, close-up objects that are not visible to the naked eye.

It helps in studying small details of specimens like cells, microorganisms, and other minute structures.

Explanation

• Wavelength is the distance between two consecutive points on a wave that are in phase with each other.
• Such as two crests or two troughs.