Science & Nature Quiz (Super Hard)
Question 1 of 10
What is a general measure of water vapor in the air?
Question 2 of 10
Which of these items will float in a glass of water?
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Question 3 of 10
What is it called if one organism is using the same resources as another?
Question 4 of 10
What does an adult human have an estimated 75 trillion of?
Question 5 of 10
Which of these African grassland animals shares a food source with the zebra?
Question 6 of 10
What was Avogadro's number?
Question 7 of 10
Which weather phenomenon is set off by giant thunderclouds called 'supercells'?
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Question 8 of 10
What layer of the skin is just below the surface?
Question 9 of 10
Which acid gives the common stinging nettle its sting?
Question 10 of 10
What is the substance that cell walls in green plants are made of?
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