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प्रश्न
The diagram given below represents an experiment to prove the importance of a factor in photosynthesis. Answer the questions that follow :
Explain the process of Photosynthesis.
उत्तर
Photosynthesis is a biochemical process by which green plants synthesises simple sugar in the presence of sunlight and chlorophyll using CO2 from the atmosphere and water from the soil.
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संबंधित प्रश्न
The process of conversion of ADP into ATP during photosynthesis.
The diagram given below represents an experiment to prove the importance of a factor in photosynthesis. Answer the questions that follow :
What will you observe in the experimental leaf after the starch test?
Distinguish between the following:
Photosynthesis and photophosphorylation.
The figure given below represents the vertical section of a leaf.
( i) Name the parts labeled 1 to 5.
( ii ) What do the two arrows (dotted and solid) indicate in the daytime and at night?
( iii) Could you add one more arrow in the figure? If yes, what for?
( iv) How many leaf veins have been shown in this section?
An experiment was set up as shown in the figure alongside. Look at the figure and answer the following questions:
( i) What is the objective of this experiment?
( ii ) Which plant is used in this experiment?
( iii ) Which gas is evolved in this process?
( iv ) What will happen to the rate of evolution of this gas if a pinch of sodium
bicarbonate is added?
(v ) What will happen if the apparatus is kept in dark?
The following statement is about photosynthesis in a green plant. Write whether it is True or False.
A variegated leaf (one that has white as well as green patches) will only photosynthesize in the green areas.
Match the terms of column I with those in column II:
| Column I | Column II |
| (i) Stomata closed | (a) decomposers |
| (ii) Autotrophs | (b) light reaction |
| (iii) By-products of photosynthesis | (c) animals |
| (iv) Photolysis | (d) during night |
| (v) Bacteria and fungi | (e) green plants |
| ( f) oxygen |
A plant is kept in a dark cupboard for 48 hours before conducting any experiment on photosynthesis in order to
Name the following:
The organisms that can be called "natural purifiers" of the air.
"Oxygen is a waste product of photosynthesis." Comment.
Complete the following food chains by writing the names of appropriate organisms in the blanks:
______ → Mouse ______ → Peacock
Complete the following food chain by writing the names of appropriate organisms in the blanks:
Grass → __________ → Snake → __________
Explain the Term Free Energy.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The raw materials for photosynthesis include water and CO2.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
A variegated leaf (one that has green as well as white patches) will only photosynthesize in the green areas.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
KOH absorbs CO2.
Choose the correct option.
The net result of photo-oxidation of water is release of ______.
Fill in the blank by rearranging the letter in the bracket.
During photosynthesis plants releases _________ (egxyno).
What will happen if you breathe through mouth?
Where does the carbon that is used in photosynthesis come from?
