ID-TH

1. The atmosphere of Mars is primarily composed of carbon dioxide.

• Yes

• No

Answer explanation

The atmosphere of Mars is the layer of gases surrounding Mars. It is primarily composed of carbon dioxide (95%), molecular nitrogen (2.8%), and argon (2%)

1. The Nile is the longest river in the world.

• Yes

• No

Answer explanation

The river Nile was recognized as the longest river in the world till 2007 when geographers using GPS technology confirmed the Amazon as the longest river. The Amazon has a length of 4,345 miles and the Nile 4,258 miles

1. Diamond is composed of the single element carbon.

• Yes

• No

1. Mount Fuji is the highest mountain in Japan.

• Yes

• No

How many planets are there in solar system?

• 7

• 8

Answer explanation

There are eight planets in the solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune.

1. How many bones are in the human body?

• 206

• 207

1. How many elements are in the periodic table?

• 117

• 118

1. How many molecules of oxygen does ozone have?

• 2

• 3

1. How many days are there in September?

• 30

• 31

GPS is space based satellite navigation system. GPS stands for?

• Global positioning system

• General positioning system