1) The Color Of Sky Appears Blue Due To - Gases And Particles In Earth's Atmosphere Scatter Sunlight In All Direction
2) Materials For Rain Proof Coats And Tents Owe Their Water Proof Properties To - Surface Tension
3) The Unit Of Measurement Of Noise Is - Decibel
4) A Rocket Works On The Principle Of Conservation Of - Linear Momentum
5) Sound Travel Fastest In Which Medium - Solids < liquids < gases
6) Lambert's Law Is Related To - Measure The Concentration Of Chemical Solutions, Analyze Oxidation And Measure Polymer Degradation.
7) The Final Image In a Simple Microscope Is - Imaginary And Erect
8) A Radioactive Substance Emits - Alpha Or Beta Rays
9) In Mirrors The Back Surface Is Coated With a Thin Layer Of - Silver
10) Stars Appear Twinkling Because Of What Of Light - Refraction
11) Major Gaseous Pollutant Of The Thermal Power Station Is - Carbon Dioxide
12) Vinegar Is The Trade Name Of - Acetic Acid ( CH3COOH)
13) The Chemical Name Of Laughing Gas Is - Nitrous Oxide ( IUPAC Name) N2O
14) Which Of The Following Is Used To Remove Ink And Rust Stains On Cloth - Oxalic Acid
15) Hardest Material Is - Diamond
16) Two Elements Which Can Form a Large Number Of Compounds Are - Carbon - Hydrogen Bond
17) Brass Is An Alloy Of - Copper And Zinc
( BRONZE IS AN ALLOY OF - Copper + TIN )
18) Curd Is Soar Due To Presence Of - Lactic Acid
19) Saccharin Is Made Up Of -
20) Ripe Grapes Contains - Glucose And Fructose
21) The Number Of Chambers In a Human Heart Is - 4 Chambered
( Fish Heart Has Four Chambered)
( Frog, Tortoise Heart Is Three Chambered)
22) Antibodies Are Mainly Synthesized From -
23) The Nitrogen In The Ecosystem Is Circulated By -
24) Which Among The Following Blood Proteins Regulates The Amount Of Water In Plasma -
25) Which Of The Following Vitamins Is Stored In The Liver - Vitamin A,D,E,K And B12
26) Vegetables Are Easily Perishable Because Of Their High Content Of - High Moisture ( Presence Of Oxygen
27) What Are The Green Houses Gas - CO2, Methane, Nitrous Oxide, Water Vapour )
28) What Are The Diseases Spread By Virus - Influenza, AIDS, Common Cold, Ebola, Measles, Chickenpox, Shingles, Corona, Genital Herpes.
29) Who Invented Zica Virus -
30) Who Discovered Malaria - Dr. Alphonse Laveran
Malaria Is Caused By Protozoans
31) BCG Stands For - Bacille Calmete Guerin ( For TB)
( Invented By - Albert Calmette And Camille Guerin)
32) TB Stands For -
( TB Is Caused By Mycobacterium Tuberculosis) Bacteria
33) Typhoid Is A Which Type Of Disease - Salmonella Typhi
34) Cholera Is a Which Type Of Disease - Bacterial Disease ( Vibrio Cholerae)
35) Expand AIDS - Acquired Immune Deficiency Syndrome
( HIV - Human Immune Deficiency Virus)
( TB - Tuberculosis)
36) CFC Stands For - Chloro Fluro Carbon
37) Chlorophyll Contains Which Pigment - Green
38) What Is Vertebrate -
39) What Are Diseases Caused By Bacteria - TB, Anthrax, Tetanus, Leptospirosis, Pneumonia, Cholera, Botulism, Pseudomonas Infection
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