Q.
Read the following statements and find out the incorrect statement(s).
(a) The universe is almost $20$ million years old.
(b) Huge clusters of galaxies comprise the universe.
(c) Galaxies contain stars and clouds of gas and dust.
(d) Considering the size of earth, universe is indeed a speck.
(e) Big bang theory attempts to explain the origin of universe.
Evolution
Solution: