RRB Group D 2024 Question Paper PDF (21-Dec-2025) (Shift 2)

Question 1

Which of the following methods ensures prevention of transmission of sexually transmitted diseases during sexual intercourse?

Accepted Answer

Using condoms

Answer

Tubectomy

Answer

Vasectomy

Answer

Using oral pills

Question 2

What defines two elements as isobars?

Accepted Answer

Same mass number but different atomic numbers

Answer

Same number of electrons

Answer

Same number of neutrons

Answer

Same atomic number

Question 3

If the surface area increases for the same thrust (force), then the pressure on the surface ______.

Accepted Answer

decreases

Answer

remains the same

Answer

becomes zero

Answer

increases

Question 4

Why does the amount of DNA NOT keep doubling during sexual reproduction in animals?

Accepted Answer

Because both gametes get halved before fertilisation to form the zygote

Answer

Because both gametes get halved after fertilisation to form the zygote

Answer

Because both gametes get doubled before fertilisation to form the zygote

Answer

Because both gametes get doubled after fertilisation to form the zygote

Question 5

How do plants excrete their waste products?

Accepted Answer

By storing them in vacuoles or excreting through falling leaves and resins

Answer

By removing wastes directly through root hairs only

Answer

By converting all wastes into oxygen and carbon dioxide

Answer

By releasing them through special excretory organs called nephrons