# 1.
# 2.
- RNA (Inventions / Discovery ) – James Watson & Arthur Arg
- DNA (Inventions / Discovery ) – James Watson & Crick
# 3.
- Biggest Satellite – Gannymeda
- Smallest Satellite – Deimos
# 4.
- Mainly 4 River Fall in Ganga (Only Exam Point of View )
- Mainly 6 River Fall in Bay of Bengal (Only Exam Point of View )
# 5.
- Perihelion – 3rd Jan
- Apehelion – 4th July
# 6.
- PH value of Lemon Juice – 2.5
- PH value of Apple Juice – 3.0
# 7.
- Sudden Fall in barometric Reading – Indication of Storm
- Slow Fall in barometric Reading – Indication of Rain
# 8.
- Total Number of Nationa Park In India – 96
- Total Number of Wild Life Sanctuaries – 510
# 9.
- Concave Mirror – Solar Cooker
- Convex Mirror – Sodium Reflector
# 10.
- Solar Eclipses – Moon Comes Between Sun and Earth
- Lunar Eclipses – Earth Comes Between Sun and Moon
# 11.
- Blood Transfer (Inventions / Discovery ) – Karl Landersteiner
- Antigen (Inventions / Discovery ) – Karl Landersteiner
# 12.
- Unit of Speed / Velocity – m/s
- Unit of Momentum – kg m /s
# 13.
- Kollam Era – 825 AD
- Illahi Era – 1583 AD
- Hijra Era – 622 AD
# 14.
- Refraction of Light – Twinkling of Star
- Total Internal Reflection – Mirage
