Humans can hear in the range of ______ to _______Hertz (Hz)
(A) 10 Hz to 10,000 Hz.
(B) Â 20 Hz to 20,000 Hz.
(C) Â 30 Hz to 30,000 Hz.
(D) Â 40 Hz to 40,000 Hz.
Which of the following is a Non Metal that remains Liquid at room temperature
(A) Phosphorous
(B) Bromine
(C) Chlorine
(D) Helium
Which Part of the Brain Regulates Body Temperature
(A) cerebellum
(B) cerebrum
(C) hypothalamus
(D) medulla
Who is Considered as Father of Botany
(A) Aristotle
(B) Gregor Joghn Mandle
(C) Theophrastus
(D) Corlous Linnaeous
Inhaled air passes through which of the following in the last
(A) Bronchiole
(B) Larynx
(C) Pharynx
(D) Trachea
(D) None of these
It is observed that the total pressure exerted by air on the man of average size is around 147 lb wt per square inch But the man feels quite comfortable, It is because of__________
(A) An equal and opposite pressure acts from inside
(B) of the height of a man
(C) of gravity
(D) Earth pulls the man upward
(D) None of these