1. What is the SI unit of electric current? (Q96) 2. What is the SI unit of electric current? (Q81) 3. Which metal is liquid at room temperature? (Q49) 4. What is the SI unit of electric current? (Q31) 5. Which organ pumps blood in the human body? 6. Which gas do plants absorb in photosynthesis? (Q40) 7. Which gas do plants absorb in photosynthesis? (Q55) 8. Which planet is known as the Red Planet? (Q22) 9. Which metal is liquid at room temperature? (Q59) 10. Which blood cells carry oxygen? (Q78)