Question

please solve Que no 10and11

Answer 1

in 11. photosynthesis is taking place in which carbon dioxide reacts with water to form glucose which is six carbon atom organic compound + oxygen is released which is necessary for breathing
so A is CO2
B is water
C is sunlight
D is chlorophyll
and E is glucose
and F is oxygen ☺

Answer 2

The Characteristics of the following gases are :-
1)Oxygen gas - We know it supports burning . so if we bring the burning match stick near the gas it will burn more vigorously.
2)Sulphur Dioxide - It turns acified potassium Dichromate solution from orange to green colour.
3)Carbon dioxide - When it is passed through lime water it turns milky white.
4)Hydrogen gas - If burning match stick is brought near the match stick burns with pop sound .
Sorry but i am not able to answer 11.
Hope you like the answer.
THANK YOU