MCQ
Universe originated about .............. years ago.
- A15 million
- B20 billion
- C4.5 billion
- D3.4 billion
Explanation:
The universe is very old and originated about 20 billion years ago according to Big Bang theory. The universe is the cluster of galaxies which contain stars and clouds of gas and dust.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
- Cancer of lung
- Bronchitis
- Gastric ulcer
- Emphysema
Which of the following options shows the correct labeling ?