SCIENCE DAY - 6

Which gas do plants take in for photosynthesis?

• A. Oxygen

• B. Nitrogen

• C. Carbon dioxide

• D. Hydrogen

What is the smallest seven digit number?

• A. A million

• B. A billion

• C. A trillion

• D. None of the above

The speed of light in a air

• A. 298 km/sec

• B.300 km/sec

• C. 489 km/sec

• D. 575 km/sec

Given that Q = −p2 + p + 1, what is the value of Q when p = 2?

• A. -4

• B. -1

• C. 2

• D. 4

What is the hardest natural substance on Earth?

• A. Diamond

• B. Iron

• C. Gold

• D. Aluminum

What are the products of photosynthesis?

• A. water and carbon dioxide

• B. oxygen and glucose

• C. oxygen and carbon dioxide

• D. oxygen and water

Which country is known as the Land of the Rising Sun?

• A. China

• B. Japan

• C. Korea

• D. Thailand

Which sea is the saltiest in the world?

• B. The Dead Sea

• B. The Dead Sea

• C. Red Sea

• D. Caspian Sea

Which land animal has the longest lifespan?

• A. Elephant

• B. Tortoise

• C. Blue Whale

• D. Parrot

What is the largest continent in the world?

• A. North America

• B. Europe

• C. Asia

• D. Africa