The law of octaves was given by ______.
Anonymous Quiz
14%
Dobereiner
66%
Newlands
16%
Mendeleev
4%
Mosley
_______ is used in baloons and in scuba diving.
Anonymous Quiz
54%
Helium
17%
Oxygen
24%
Nitrogen
5%
Ozone
Noble gases belongs to group _____ in the modern periodic table.
Anonymous Quiz
15%
15
14%
16
18%
17
54%
18
Halogens belongs to group ______ in the modern periodic table.
Anonymous Quiz
12%
15
16%
16
55%
17
17%
18
👍1
Where is heart Located?
Anonymous Poll
56%
Thoracic Cavity
31%
Abdominal cavity
15%
Below Diaphragm
10%
None
Which gland in the human body is responsible for initial digestion of
starch?
starch?
Anonymous Poll
24%
Gastric Glands
62%
Salivary Glands
12%
Liver
16%
Pancreas
5%
None
______ provides instant energy supply to body.
Anonymous Poll
7%
Minerals
11%
Protein
47%
Glucose
47%
All of the above
For doing any activity, energy is provided by ________.
Anonymous Poll
77%
Nutrition
7%
excretion
12%
Absorption
16%
Circulation
Which Organism depends on other plants and animals
for nutrition?
for nutrition?
Anonymous Poll
12%
Autotrophs
73%
Heterotrophs
18%
Both A and B
7%
None of above
The ability of metals to be drawn in thin wires is known as _______
Anonymous Quiz
60%
Ductility
24%
meltability
5%
sonority
11%
conductivity
Aluminum is used for making cooking utensils. Which of the
following properties of aluminum are responsible for the same?
following properties of aluminum are responsible for the same?
Anonymous Quiz
28%
Good Conductor of Heat
10%
Meltability
10%
High M.P
52%
All of the above
Which one of the following metal doesn’t react with cold as well
as hot water?
as hot water?
Anonymous Quiz
25%
Sodium
16%
Ca
21%
Mg
38%
Fe
Generally metals react with acids to give salt and hydrogen gas. Which of the following acids doesn't give hydrogen gas on reacting with metals.
Anonymous Quiz
22%
H2SO3
23%
HCL
23%
H2SO4
33%
HNO3
Metals are solid in nature which one of the following metal is found in liquid state at room temperature?
Anonymous Quiz
16%
Na
15%
Fe
59%
Hg
10%
Cr
In which of the following division happens inside a protective layer ?
Anonymous Quiz
31%
Binary fission
47%
Multiple fission
14%
Fragmentation
8%
Regeneration