Quiz For Earth Day

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| By N.Nagaraja
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N.Nagaraja
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Quizzes Created: 1 | Total Attempts: 185
| Attempts: 185 | Questions: 15
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1. Where is the Earth located in the Solar System?




Explanation

The order of the planets from the Sun:
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune,Pluto (which is no longer considered to be a planet)

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About This Quiz
Quiz For Earth Day - Quiz

15 trivia questions about our planet. See how many of them you can answer correctly and grab your certificate.

Personalize your quiz and earn a certificate with your name on it!
2. Which is the largest island?




Explanation

The total area of Greenland is 2,166,086 km2 (836,109 sq miles).

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3. Do dolphins have teeth?





Explanation

Dolphins are intelligent and cute and even funny at times, but they are predators. They eat fish and squid. They need to have teeth.

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4. What percentage of the Earth's surface is covered in water?




Explanation

Approximately 70% of the Earth's surface is covered in water. This includes the oceans, seas, lakes, rivers, and other bodies of water. The remaining 30% consists of landmasses, such as continents and islands.

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5. Which is the fastest land animal?




Explanation

Cheetahs can run at the speed of 110 km/hours for a few seconds.

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6. What do you call the variation of life forms within an ecosystem?




Explanation

Full definition of biodiversity on wikipedia:

"Biodiversity is the variation of life forms within a given ecosystem, biome, or on the entire Earth. Biodiversity is often used as a measure of the health of biological systems. The biodiversity found on Earth today consists of many millions of distinct biological species. The year 2010 has been declared as the International Year of Biodiversity."

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7. Which is the largest ocean on our planet?




Explanation

It covers more than 32% of the globe, which is more than the total surface of land combined.

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8. What is the percentage of oxygen in the Earth's atmosphere?





Explanation

Dry air contains roughly 78% nitrogen, 21% oxygen, 0.93% argon, 0.038% carbon dioxide, and small amounts of other gases.(wikipedia)

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9. How old is the Earth?




Explanation

That is 4,500,000,000 years - quite a long time indeed.

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10. Which extinct bird lived on Mauritius?





Explanation

You can read more about the dodo, which became extinct in the 17th century, here:

http://en.wikipedia.org/wiki/Dodo

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11. Which is the highest waterfall in the world?






Explanation

The Angel waterfall is in Venezuela and it's 980 m / 3,212 ft tall.

video: http://www.youtube.com/watch?v=BVR5CvekD7s

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12. How old are the oldest trees?






Explanation

These are the African Baobab trees.

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13. Which is the longest mountain range on the planet?




Explanation

The range of the Andes is over 7,000 km (4,300 miles) long.

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14. Above what altitude are travelers considered to be astronauts?





Explanation

This height is a US definition of being an astronaut. In other parts of the world it can be different. Space doesn't have a clear boundary.

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15. Who was the first explorer to reach the South Pole?


Explanation

The Norwegian explorer and his party reached the South Pole in 1911.

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Where is the Earth located in the Solar System?
Which is the largest island?
Do dolphins have teeth?
What percentage of the Earth's surface is covered in water?
Which is the fastest land animal?
What do you call the variation of life forms within an ecosystem?
Which is the largest ocean on our planet?
What is the percentage of oxygen in the Earth's atmosphere?
How old is the Earth?
Which extinct bird lived on Mauritius?
Which is the highest waterfall in the world?
How old are the oldest trees?
Which is the longest mountain range on the planet?
Above what altitude are travelers considered to be astronauts?
Who was the first explorer to reach the South Pole?
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