MCQ
Universe originated about $..............$ years ago.
- A$15$ million
- ✓$20$ billion
- C$4.5$ billion
- D$3.4$ billion
✓
Answer
Correct option: B.
$20$ billion
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.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Opium, morphine, heroin, pethidine and methadone are collectively called as
Inheritance of skin colour in humans is an example of
The dinosaurs were maximum during the period of:
Species diversity is least in:
$A$ : Disarmed Ti plasmid can be utilised as a shuttle vector.
→$R$ : It can survive in both prokaryotic and eukaryotic organisms.
The waste water from Industries may contain toxic heavy metals having density of more than:
Development of animal embryo from an unfertilized egg is called $.........$
→Genetic diversity is related to:
Diversity which is seen specifically in one species it is called what ?