Sudden death: one wrong answer ends the quiz immediately.
Question 1 of 15
What is the chemical symbol for potassium?
This question was counted as incorrect because no answer was selected.
Question 2 of 15
Which planet is known as the “Red Planet”?
This question was counted as incorrect because no answer was selected.
Question 3 of 15
What is the SI unit of electric current?
This question was counted as incorrect because no answer was selected.
Question 4 of 15
What gas do plants absorb during photosynthesis?
This question was counted as incorrect because no answer was selected.
Question 5 of 15
Which organelle is known as the powerhouse of the cell?
This question was counted as incorrect because no answer was selected.
Question 6 of 15
What type of energy is stored in a stretched rubber band?
This question was counted as incorrect because no answer was selected.
Question 7 of 15
What is the chemical formula for table salt?
This question was counted as incorrect because no answer was selected.
Question 8 of 15
Which scientist proposed the theory of general relativity?
This question was counted as incorrect because no answer was selected.
Question 9 of 15
What is the boiling point of water at sea level in Celsius?
This question was counted as incorrect because no answer was selected.
Question 10 of 15
What type of blood cells fight infections?
This question was counted as incorrect because no answer was selected.
Question 11 of 15
What is the most abundant gas in Earth’s atmosphere?
This question was counted as incorrect because no answer was selected.
Question 12 of 15
What is the hardest natural substance on Earth?
This question was counted as incorrect because no answer was selected.
Question 13 of 15
What type of celestial body is our Sun?
This question was counted as incorrect because no answer was selected.
Question 14 of 15
What is the process by which liquid turns into gas?
This question was counted as incorrect because no answer was selected.
Question 15 of 15
What is the atomic number of oxygen?
This question was counted as incorrect because no answer was selected.
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