Subject :NSO Class : Class 7
Which of the following is the most effective way to measure the effect of different carbon dioxide concentrations on the rate of photosynthesis?
APlacing same amount of dry ice in similar bell jars kept in sunlight containing different plants.
BUsing different concentrations of sodium hydrogen carbonate solution with same type of immersed water plants in similar bell jars placed in sunlight.
CVarying light intensity given to different well watered plants placed in similar bell jars kept in sunlight.
DVarying amount of air provided to different well watered plants placed in similar bell jars kept in sunlight.
Ans 1:
Class : Class 7
Ans 2:
Class : Class 10
Ans 3:
Class : Class 8
Ans 4:
Class : Class 8