Options:
- A. Lemon
- B. Neem tree
- C. Rice bran
- D. Tulsi
View Answer
B. Neem tree
Everyday Science
Which element is called earth maker?
Options:
- A. Oxygen
- B. Silicon
- C. Carbon
- D. Hydrogen
View Answer
B. Silicon
For burning, which agent is necessary?
Options:
- A. Oxygen
- B. Hydrogen
- C. Carbon
- D. Fire
View Answer
A. Oxygen
Who discovered the law of attraction and repulsion in electric charges?
Options:
- A. Newton
- B. Gullelio
- C. Coulumb
- D. Einstein
View Answer
C. Coulumb
The gas heater gives us heat by __________?
Options:
- A. Radiation
- B. Conduction
- C. Convection
- D. Environmental pressure
View Answer
C. Convection
Study of joints called:
Options:
- A. Esthesiology
- B. Splanchnology
- C. Arthrology
- D. Anthropology
View Answer
C. Arthrology
A colour blind person cannot distinguish between _________?
Options:
- A. White & Yellow
- B. Red & Green
- C. Red & Black
- D. Green & Black
View Answer
B. Red & Green
Atmospheric pressure at sea level is _______?
Options:
- A. 746 mm
- B. 760 mm
- C. 820 mm
- D. None of these
View Answer
B. 760 mm
Kidney disease happens due to overdose of?
Options:
- A. Vitamin A
- B. Vitamin B
- C. Vitamin C
- D. Proteins
View Answer
C. Vitamin C
The most abundant element in human body is __________?
Options:
- A. Hydrogen
- B. Blood
- C. Oxygen
- D. Protein
View Answer
C. Oxygen