2061. It is observed that the total pressure exerted by air on the man of average size is around 14.7 lb wt. per square inch. But the man feels quite comfortable,. It is because of_____?
✅ B. An equal and opposite pressure acts from inside
Author: Aurangzeb – Page 104
2062. The SI standard of time is based on________?
✅ E. none of these
2063. The instrument that measures temperature, pressure, and humidity at various altitudes in the atmosphere ______?
✅ A. Radiosonde
2064. Study of energy production in living bodies is called____?
✅ C. Bioenergetics
2065. Substance whose atoms can be split are known as _____ materials.
✅ A. Fissionable
2066. Which of the following organisms releases molecular oxygen into water?
✅ C. Phytoplankton
2067. What is Melioidosis?
✅ B. Infectious disease
2068. The contraction and expansion of the movement of the walls of the food pipe after entering the slightly digested food is known as ______ movement
✅ C. Peristaltic
2069. What are the names of the two stars in the Big Dipper used to locate Polaris?
✅ A. The Pointer Stars
2070. He ___ a lot of reading in his free time.
✅ B. does