Question

E
c. KCIO,
c. KMnO,
b. burns into flames
d. none of these
1. On heating which of the following compound will give maximum amount of oxygen?
XERCISE
A. Multiple Choice Questions (MCQs)
d. KMnO,
a. Hgo
b. KNO,
2. The catalyst among the following is
d. KCIO,
a. Mno,
b. KNO,
3. A glowing splinter brought in a jar full of oxygen will
a. stop glowing at once
c. give out smoke
4. A
gas which neither burns nor supports burning is
a. oxygen
b. chlorine
5. The inert gas among the following is
a. oxygen
b. hydrogen
c. argon
6. In fire extinguishers, the gas used is
d. water gas
a. oxygen
b. nitrogen
7. During photosynthesis, the gas released is
d. none of these
a. oxygen
b. carbon dioxide c. nitrogen
8. A catalyst
b. reacts with the reactants
a. changes rate of chemical reaction
c. do not react with the reactants
d. none of these
9. Harmful substances present in air are called
c. noble gases
d. other constituents of air
a. pollutants b. microbes
c. hydrogen
d. carbon dioxide
d. carbon dioxide
c. carbon dioxide​

Answer 1

Answer:

Continuous breeders are the animal species that can breed or mate throughout the year. In continuous breeders the males and the females are sexually receptive and capable of mating irrespective of the season.

Answer 2

Answer:

the science or study of numbers, quantities or shapes