Q 01/05

Which religion has the most followers worldwide, about 2.3 billion?

A) Hinduism

B) Christianity

C) Buddhism

D) Judaism

Answer · why

B) Christianity

Pew's 2025 report puts it at 28.8% of humanity, with Muslims at 25.6% and the unaffiliated at 24.2%.

Q 02/05

Which faith is the world's second-largest, with about 2 billion adherents?

A) Sikhism

B) Islam

C) Hinduism

D) Buddhism

Answer · why

B) Islam

Its two main branches are Sunni (87-90%) and Shia (10-13%).

Q 03/05

Which is the world's third-largest religion and the largest ethnic religion?

A) Taoism

B) Buddhism

C) Judaism

D) Hinduism

Answer · why

D) Hinduism

Its roughly 1.17 billion followers live mostly in India and Nepal, with notable communities in Mauritius and Bali.

Q 04/05

Which religion is the world's fourth-largest, with some 320 million followers?

A) Buddhism

B) Sikhism

C) Judaism

D) Shinto

Answer · why

A) Buddhism

It began on the eastern Gangetic plain and spread across Asia along the Silk Road.

Q 05/05

In which region of the Indian subcontinent did Sikhism originate?

A) Gujarat

B) Bengal

C) Kerala

D) Punjab

Answer · why

D) Punjab

It emerged around the end of the 15th century and now has 25-30 million adherents.