Challenging Science Quiz
Question 1 of 10
Which of the following is a signal that you are hungry?
Question 2 of 10
How do most bats sleep?
Question 3 of 10
The fear of what animal is known as 'arachnophobia'?
Question 4 of 10
If my doctor gives me a reading of 120 over 80, the results are good. The results of what?
Question 5 of 10
Which of these is a feature of the cardiovascular system of the human body?
Question 6 of 10
Every day, what organ pumps 13,640 litres of blood through a network that includes 150,000 km of blood vessels?
Question 7 of 10
What substance in your ears helps keep germs and dirt out?
Question 8 of 10
The String of Pearls are a feature of which planet?
Question 9 of 10
Which of these gemology statements is correct?
Question 10 of 10
Bromeliads retain water. Which of these is the fruit of the ananas comosus?

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