Category: Everyday Science Mcqs

A. Charles Goodbye
B. steward Harshone
C. Walter Hunt
D. A.Rose

(a) Oxygen and ethylene
(b) Oxygen and hydrogen
(c) Acetylene and oxygen
(d) Acetylene and hydrogen

A: 0°C
B: 37°C
C: -37°C
D: Temperature of the place where it is kept

A. ozone accumulation
B. ozone depletion
C. acid rain
D. allergens

A. Feet

B. Hands

C. Face

D. None

A. Biology
B. Mathematics
C. Physics
D. Chemistry

A. Lungs
B. Blood
C. Skin
D. Nerves

A. One month
B. Two month
C. Three month
D. Four month

• Mammals
• Protochordates
• Reptiles
• Birds