Question

Section A
Q.1. Fill in the blanks:
[4
a) The air enters through two openings of nose called the
b) An electric bulb consists of a thin wires made of tungsten called the
which is supported by two thick wires inside the
bulb
c) When the air moves through larynx, the
present in
them vibrate and produce sound
d) The outermost region of an atom is called electron shell and it
contains electrons that are
charged.​

Answer 1

Answer:

a) nostrils.

b) filament.

c) vocal cords .

d) negative.

thanks

Answer 2

Answer:

$\huge{\textbf{\textsf{{\color{blue}{An}}{\purple{sW}{\pink{er}}{\color{pink}{:}}}}}$

a) Nostrils

b) filament

c) Vocal cords

d) negative