Ecology
General knowledge
Riddle
100

Name an omnivore

100

Which planet is known as the “Red Planet”?

Mars

100

What comes once in a month twice in a moment and never in a year?

M

200

What is the 1st source of energy for most organisms

Sun

200

What is the capital of France?

Paris

200

I speak without a mouth and hear without ears. I have no body, but I come alive with wind. What am I?

Echo

300

What do you call a dry area with sparse vegetation

Desert

300

The __ empire was located in Peru and Chile

Incan

300

What can travel around the world while staying in the same corner?

Stamp

400

What is organic matter on the top of soil called

Humus

400

What is the study of earth's physical structure called

Geology

400

What has hands but can’t clap?

Clock

500

Name a global organization that works for environmental conservation.

WWF (World Wide Fund for Nature)

500

What is the hardest natural substance on Earth?

Diamond

500

I have keys but no locks, space but no rooms, and you can enter but not go outside. What am I?

Keyboard

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