Evolution of The Earth

Q. Describe the stages of evolution of the earth.

Q. What is the estimated age of the universe?

1. 900 million years
2. 56 million years
3. 7.5 billion years
4. 13.8 billion years

Q. Apes/Animals that walk on all four limbs are called____.

1. Monoped
2. Biped
3. Quadruped
4. Triped

Q. When did the first micro-organism come to life on Earth?

1. 3.7 billion years ago
2. 10.7 billions years ago
3. 13.8 billion years ago
4. 5.2 billion years ago

Q. In the beginning, which of the following elements were present in the atmosphere of the Earth?

1. Carbon dioxide
2. Methane
3. Oxygen
4. Water vapour

Q. As the Earth cooled down, where did the heavier substances go?

1. They got burnt.
2. Interior of the Earth.
3. Floated on the surface.
4. They vanished.

Q. The Earth was formed roughly four and a half billion years ago as a swirl of dust and clouds.

1. True
2. False

Q. What is the estimated age of the universe?

1. 56 million years
2. 900 million years
3. 7.5 billion years
4. 13.8 billion years

Q. When did the first micro-organism come to life on Earth?

1. 3.7 billion years ago
2. 10.7 billions years ago
3. 13.8 billion years ago
4. 5.2 billion years ago

Q. Apes/Animals that walk on all four limbs are called____.

1. Monoped
2. Quadruped
3. Biped
4. Triped

Q. The Earth was formed roughly four and a half billion years ago as a swirl of dust and clouds.

1. True
2. False