1. A material which emits heat

2. What is present in gastric juice?

3. ............... are reproductive organs of plants.

4. Mass number is denoted by..........

5. The number of protons present in the nucleus of one atom of any element is called its

6. Bile is released by

7. The largest artery is named as

8. According to ............. Law Resistance is calculated by dividing voltage by current

9. The increase in blood pressure is due to narrowing of..............

10. Our sun is.............. sized star

11. The formula to find maximum number of electrons in a given shell is

12. Loss of water from surface of leaves of plants is called

13. How many types of aquatic habitats

14. The living place of any organism is called

15. Food becomes fine and soft by addition of..............

16. ................ Pushes the swallowed food intake into stomach

17. Convection occurs only in.

18. The transfer of heat from a hot body to cold body without heating is called

19. Molecules which form polymers are called.........

20. The formation of ghee from vegetable oil is an example of.............

21. The whorl of sepals is called..........

22. How many important modes are for transmission of heat?

23. Voltmeter is used for measurement of............

24. The organ which controls the entrance of food and air in the relevant tubes is called.................

25. The ray of light which strikes the surface of other medium for its entry is called

26. The shrillness graveness of a sound is called.

27. The distance between two adjacent crests or troughs is called.........

28. Unit of electric current is.............

29. The distance covered by a wave in one second is called

30. Rate of flow of charge is called