Q1. GPS is an abbreviation for?

Q2. Oxidation is a chemical reaction involving the

Q3. At night, Plants intake __________ and release __________.

Q4. Urine is produced in

Q5. Blood is cleaned by

Q6. The position of an element in the Periodic Table is determined by its __________ number.

Q7. The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in __________ of sea water.

Q8. The planet which is easily visible from the Earth is?

Q9. The Great Spot is on the planet

Q10. The Great Spot is a

Q11. The bodyguard of the Earth is __________ that save the Earth from many Comets and Asteroids.

Q12. 1 light year =?

Q13. The planets visible to us without using a telescope are __________.

Q14. According to Big Bang Theory, the Universe began about __________ billion years ago.

Q15. Biosensor is used to measure?

Q16. Einstein‘s famous equation which states that mass and energy are interchangeable is?

Q17. The SI unit of electric current is?

Q18. The principal constituent of the atmosphere of the Earth is?

Q19. What is Dry Ice?

Q20. What are the primary colours?

Q21. Digestion of food is completed in the

Q22. Carrot is good source of ?

Q23. For proper formation of teeth, __________ is essential.

Q24. Deficiency of __________ causes loss of appetite and poor growth.

Q25. Meteorology is the study of?