Question

Which was the first living organism on the Earth?

विकल्प

• Ants

• Blue-green algae

• Monkeys

• Mosquito

Answer 1

Blue-green algae

Explanation:

The first living organism on Earth was the blue-green algae. It appeared in Earth’s oceans nearly 3000 million years ago and played a key role in creating the biosphere by producing oxygen through photosynthesis.