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प्रश्न
Distinguish between the following pairs on the basis of the word indicated in the bracket ( ).
Stoma and Stroma (structure)
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उत्तर
| Stoma | Stroma |
| Stomas are the tiny pores that have guard cells surrounding them. And allows the exchange of gas, which also regulates. water movement. | Stroma is the colourless fluid filling surrounding grana within the chloroplast. |
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संबंधित प्रश्न
(i) Identify the above diagram.
(ii) Label the guidelines 1-3.
(iii) Name the phenomenon which takes place in the above diagram.
(iv) Define the phenomenon.
(v) What is the importance of the above phenomenon?
The figure below represents an experiment set up to study a physiological process in plants:
(i) Name the physiological process being studied.
(ii) Explain the process.
(iii) What is the aim of the experiment?
(iv) Give a well-balanced equation to represent the process.
(i) Draw a neat and well-labelled diagram of the Chloroplast.
(ii) List the events taking place in the photo-chemical phase of Photosynthesis.
(iii) If you are planning an experiment to show the effect of light on photosynthesis :
(a) Will you select white light or green light? Justify your answer.
(b) Why would you select a destarched plant?
A well-watered healthy potted plant with variegated leaves was kept in darkness for about 24 hours. It was then set up as shown in the diagram and exposed to light for about 12 hours. At the end of this time, leaf X and leaf Y were tested for starch. Study the diagram and answer the questions that follow:
(i) Why was the plant initially kept in darkness for 24 hours?
(ii) What is the function of the sodium hydroxide solution in the flask?
(iii) Select the correct leaf from the five available choices shown in the diagram as A, B, C, D, and E. Rewrite the correct answer for the filling in the appropriate letter from the questions that follow:
1. After the starch test, leaf X would look like.
2. After the starch test, leaf Y would look like.
Draw a neat and well-labeled diagram of the Chloroplast.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The unit of light absorbed by the chlorophyll during photosynthesis is the proton.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
CO2 is the life-supporting gas produced due to photosynthesis.
Draw a neat, labelled diagram of a chloroplast.
Chlorophyll is located in ______.
Given below are groups of terms. The first pair indicates the relationship between the two terms. Complete the second pair accordingly.
Light reaction : Gran um : : Dark reaction : ______
