Question

CLASS- Sta. VII
e:-3.00hrs
(GROUP-A)
1. Fill in the Blanks
(a) Chemical formula for Sodium Oxide is _
(b) In the Fahrenheit Scale, the freezing of water is
(c) The acid present in the ant and bee sting is
(d) The base used as an antacid is
(e) The type of respiration that takes place in the absence of Oxygen is.
(f) During inhalation, the
moves downwards.
(g) A concave mirror produced __&_
image.
(h) The upper layer of underground water is called
0 Forest are the chief sources of
gases.
problem which is caused due to oversupply of nutrie
Growth of blooms of plant and algae.
0)​

Answer 1

Answer:

a NA20

b 32

c formic acid

d magnesium hydroxide

e anaerobic respiration

f diphagram

g real and virtual

h water table

Answer 2

Answer:

a) Na2O

b)32 degree F

c)methanoic acid

d) Mg(OH)2

e)Anaerobic respiration

f) diaphragm

g) real and inverted

Explanation: