Stars, Galaxy and Milky way

Here are some MCQs on Stars, Galaxy and Milky way :

1. What is the closest star to Earth?
a) Sirius
b) Proxima Centauri
c) Alpha Centauri
d) Betelgeuse

2. What is the name of the galaxy that contains our solar system?
a) Milky Way
b) Andromeda
c) Sombrero
d) Whirlpool

3. What is the name of the process by which a star generates energy?
a) Nuclear fusion
b) Nuclear fission
c) Electron capture
d) Positron emission

4. What is the name of the brightest star in the night sky?
a) Sirius
b) Betelgeuse
c) Vega
d) Polaris

5. What is the name of the process by which a star runs out of fuel and dies?
a) Supernova
b) Black hole formation
c) Planetary nebula
d) Red giant phase