Solve
Guides
Join / Login
Use app
Login
0
You visited us
0
times! Enjoying our articles?
Unlock Full Access!
Standard IX
Biology
Oxygen Cycle
Question
Which of the following is the main source of free oxygen?
Respiration
All of the above
Conduction
Photosynthesis
A
All of the above
B
Respiration
C
Conduction
D
Photosynthesis
Open in App
Solution
Verified by Toppr
The correct option is
C
Photosynthesis
In plants, during the process of photosynthesis, starch and free oxygen are produced from carbon dioxide and water in the presence of sunlight.
6
C
O
2
+
6
H
2
O
+
energy
⟶
C
6
H
12
O
6
+
6
O
2
During respiration, the plants use free oxygen molecules to produce water, carbon dioxide, and energy, required for plants to grow.
Conduction is the transfer of heat through matter.
So, the correct answer is option C.
Was this answer helpful?
0
Similar Questions
Q1
Which of the following is the main source of free oxygen?
View Solution
Q2
Which of the following is the main source of aluminium?
View Solution
Q3
Which of the following is the main source of carbon monoxide
View Solution
Q4
Which of the following is the main source of carbon monoxide
(
CO
)
?
View Solution
Q5
Which of the following is the main source of carbon monoxide
(
CO
)
?
View Solution