Advertisements
Advertisements
Question
Give technical term:
What is the percentage of CO2 in the air?
Advertisements
Solution
0.03-0.04%
APPEARS IN
RELATED QUESTIONS
The following diagram demonstrates a physiological process taking place in green plants. The whole set up was placed in bright sunlight for several hours. Study the diagram and answer the questions that follow
(i) What aspect of the physiological process is being examined?
(ii) Explain the physiological process mentioned in (i) above.
(iii) Label the parts numbered 1 and 2 in the diagram.
(iv) Write a well-balanced chemical equation for the physiological process explained in (ii) above.
(v) What would happen to the rate of bubbling of the gas if a pinch of sodium bicarbonate is added to the water in the beaker? Explain your answer.
Given below is an experiment setup to demonstrate a particualr tropic movement in germinating seeds. Study the diagram and answer the questions that follow : 
Label the parts 1 and 2.
Choose the correct answer:
Photosynthesis is more active in ___________
Photosynthesis is considered as a process supporting all life on earth.
The figure given below is for performing an experiment on photosynthesis.
Answer the following:
(i) What is the aim of this experiment?
(ii) Describe an experiment to show that light is necessary for photosynthesis.
(iii) What do you conclude from this experiment?
(iv) What is the role of light in photosynthesis?
Choose the Correct Answer:
A plant is kept in a dark cupboard for about 48 hours before conducting any experiment on photosynthesis to:
Choose the Correct Answer:
Compensation point means the condition:
In leaves, the food is stored in the form of ______.
Plants may inhale carbon dioxide for photosynthesis but need ______ for their living.
Assertion (A): All food chains begin with herbivores.
Reason (R): Green plants are heterotrophs.
