By: D.K Chaudhary
1. Which is used for weather forecasts - Maximum thermometer
2. The sun's heat reaches us through this process - radiation
3. Zinc is coated to strengthen the iron used in the construction of bridges and trains, which protects it from corrosion and rust.
4. Which mirror is used in Torch - Concave mirror
5. The inflammable substances catch you very quickly because that is because they have low heat ignition
6. When there is a high proportion of the sand mass in the soil, then it is called the sand-soil.
7. What is the full form of WWTP - Waste Water Treatment Plant
8. Electric resistance is measured in the ohm -
9. Drugs created using specific microorganisms, where different diseases are treated, what is called antibiotic
10. Where are sodium and potassium metals which are highly reactive - in kerosene oil
11. What is the main function of arteries - carrying oxygenated blood from the heart to different parts of the body
12. The cold air that moves from the ground to the sea is called - Sail Sameer
13. Which planets revolve from east to west - Venus and Arun
14. There is a thin wire in a bulb, which burns when stream flows in it, what is it called - filament
15. The shortest time interval that can be measured with commonly available watches - one second
16. What are the teeth of children falling in between 6 to 8 years of age?
17. Which mirror is used in periscope - plane mirror
18. A special type of carbohydrate present in the grass which can not be digested by humans - what is called cellulose
19. What is the process of recharge of ground water - Infiltration
20. There is a symbiotic relationship between the licensing - algae and fungi
21. What is the process of heat transmission on the cold end from the hot end of the iron rod by the process - Conduction
22. Organisms like fungus and bacteria are used to destroy weeds, what are called biological agents - BioVidytes
23. Which is the most common fire extinguisher used to extinguish the fire generated from combustion of solid fuels such as wood, paper - water fire extinguisher
24. The reflections that can be found on the screen are addressed to them - the real reflection
25. What is the electrical load in the solution of copper sulphate - ion
