141. Trypsin is an enzyme which digests protein produced by________?
✅ C. Stomach
Everyday Science MCQs – Page 8
142. Which planet is called “red planet”?
✅ B. Mars
143. How many bones are in human Eyes?
✅ D. Seven
144. Elements which have same number of protons but different number of neutrons are called as ____ ?
✅ B. Isotopes
145. Vitamin B2 is also called as_____?
✅ B. Riboflavin
146. The number of spark plugs needed in a diesel engine is_____?
✅ C. 0
147. What is chemical symbol for Tungsten?
✅ D. W
148. What is the effect of height increase over temperature?
✅ A. Temperature decrease
149. Only male frog produce croacking sound because ____ ?
✅ D. Female frog have no larynx
150. Which of the following slows down the formation of RBCs (Red Blood Cells)?
✅ D. Vitamin E
151. Myopia is a disease connected with____?
✅ A. Eyes
152. In Space, our Body__?
✅ A. Loses Weight
153. Which of the following metal occurs in free state ____?
✅ B. Lead
154. Units of electricity consumed by 2500 watt air-conditioner in one hour are____?
✅ C. 2.5 units
155. The phases of the moon are partially the result of the_______?
✅
156. The Sun produces most of its energy by________?
✅ B. Nuclear fusion
157. Hailey’s comet is visible after every____?
✅ A. 76 years
158. How long does it take for the moon to orbit the earth once?
✅ A. 27.3 days
159. The lens used in a simple microscope is_______?
✅
160. Bronze medal is made up of metals ?
✅ A. copper, tin