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प्रश्न
The chemical reaction occurs during photosynthesis is ______.
विकल्प
CO2 is reduced and water is oxidized
water is reduced and CO2 is oxidized
both CO2 and water are oxidized
both CO2 and water are produced
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उत्तर
The chemical reaction occurs during photosynthesis is CO2 is reduced and water is oxidized
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संबंधित प्रश्न
A potted plant was taken in order to prove a factor necessary for photosynthesis. The potted plant was kept in the dark for 24 hours. One of the leaves was covered with black paper in the centre. The potted plant was then placed in sunlight for a few hours.
(i) What aspect of photosynthesis was being tested?
(ii) Why was the plant placed in the dark before beginning the experiment?
(iii) During the starch test, why was the leaf
(1) boiled in water
(2) boiled in methylated spirit
(iv) Write a balanced chemical equation to represent the process of photosynthesis.
(v) Draw a neat diagram of a chloroplast and label its parts.
Mention the exact location of the following :
Thylakoids
Answer the following:
Mention two significant advantages of photosynthesis to the living world as a whole.
Name the following:
Three organisms that cannot prepare their own food by photosynthesis.
The number of water molecules required in the chemical reactions to produce one molecule of glucose during photosynthesis is
The figure below represents the vertical section of a leaf:
(i) Name the parts 1 to 5.
(ii) How many veins have been shown?
(iii) State the functions of parts 4 and 5.
Write the functional activity of the following structure:
Stroma
Guard cells of stomata are green but cannot photosynthesize? Give reason.
What are stomata?
