Advertisements
Advertisements
Question
Tick the most appropriate answer.
Exhaled air contains
Options
more carbon dioxide
more oxygen
more nitrogen
more hydrogen
Advertisements
Solution
more carbon dioxide
APPEARS IN
RELATED QUESTIONS
Look at leaves of the same plant on the shady side and compare it with the leaves on the sunny side. Or, compare the potted plants kept in the sunlight with those in the shade. Which of them has leaves that are darker green? Why?
Long answer question.
In order to carry out photosynthesis, what are the substances that a plant must take in? Also mention their sources.
Tick the most appropriate answer.
Plants have these for the exchange of gases.
Identify true statement regarding light reaction of photosynthesis.
When there is plenty of light and a higher concentration of O2, what kind of pathway does the plant undergo? Analyse the reasons.
Draw and label the structure of oxysomes.
Process of photosynthesis is ______.
Photosynthetic organisms occur at different depths in the ocean. Do they receive qualitatively and quantitatively the same light? How do they adapt to carry out photosynthesis under these conditions?
The figure shows the effect of light on the rate of photosynthesis. Based on the graph, answer the following question:
- At which point/s (A, B or C) in the curve is light a limiting factor?
- What could be the limiting factor/s in Region A?
- What do C and D represent on the curve?
Graph of light intensity on the rate of photosynthesis
The optimum temperature for the process of photosynthesis is ______.
