Science & Nature Quiz (Super Hard)
Question 1 of 10
Which of the following is used as a rating scale to grade gasoline?
Question 2 of 10
In what country do the vast majority of all tornadoes occur?
Question 3 of 10
Which element has the chemical symbol Br?
Question 4 of 10
What section of an insect's body are the legs and wings attached to?
Question 5 of 10
What feature of Archaeopteryx indicates it wouldn't have been a powerful flyer?
Question 6 of 10
What are male crabs known as?
Question 7 of 10
How many seconds does it take for the blood to make one complete circuit of the human body?
Question 8 of 10
Approximately what percentage of the brain is water?
Question 9 of 10
What is the tough outer layer of a seed called?
Question 10 of 10
What is the fastest moving spider in the world?