universe & solar system section 4 MCQ Questions & Answers Detailed Explanation

Question : 1

Earthquakes are important in landform studies because they can trigger catastrophic events like

1. Landslides and mudflows
2. Glacier surges
3. Tsunamis causing damage and shoreline changes.

a) 1 and 2

b) 1 and 3

c) 3 only

d) 1, 2 and 3

Question : 2

Which one of the following has geographical position of 0° latitude and 0° longitude?

a) In Ghana, a West African country

b) At Greenwich Observatory in England

c) In the Mediterranean Sea

d) In the South Atlantic Ocean

Question : 3

Which one of the following is not a natural unit of time?

a) Standard time

b) Day

c) Lunar month

d) Tropical year

Question : 4

Which of the following statement(s) is/are true?

1. A planet is a celestial body that orbits a star and may or may not be a star itself
2. A planet has sufficient mass for self gravity and is roughly spherical in shape
3. A planet is formed out of fragments of rocks and metal leftovers is our solar system
4. Pluto is the smaller planet of our solar system

a) 2 and 4

b) 2, 3 and 4

c) 2 only

d) 1 and 2

Question : 5

How much is the mass of the moon when compared with that of the earth ?

a) 1/51

b) 1/8

c) 1/81

d) 1/49

Question : 6

The last stage in the life cycle of a star is

a) Red Giant

b) White Dwarf

c) Supernova

d) Black Hole