Explanation

RBCs lack a nucleus to make more room for hemoglobin, which carries oxygen.

This structure helps them efficiently transport oxygen throughout the body.

Explanation

When white light passes through a prism, it is refracted, or bent, and split into its individual colors, a process known as dispersion.

The order of deviation is:

• Violet (most deviated)
• Blue
• Green
• Yellow
• Red (least deviated)

Explanation

The operating system (OS) manages hardware resources and provides a platform to run application software.

It acts as an interface between the user and the computer hardware.

Explanation

Explanation

Selected means منتخب

Appointed means مقرر

Explanation

Current temperature is -3°C, and it drops by 4°C.

So, -3 - 4 = -7°C — the new temperature.

Explanation

Traditions means روایات

Explanation

4³ = 4 × 4 × 4 = 64

Now, divide by 4:

64 ÷ 4 = 16

Explanation

Carbohydrates are the body’s primary and quickest source of energy, especially glucose.

They are broken down during cellular respiration to release ATP (energy).

Explanation

ROM (Read-Only Memory) contains the firmware or BIOS needed to boot the computer.

It is non-volatile, meaning it retains data even when the power is off.