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प्रश्न
Name the following:
The first form of food substance produced during photosynthesis.
उत्तर
Glucose
APPEARS IN
संबंधित प्रश्न
Give biological reasons for the following statements : In some xerophytes leaves are modified into spines
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 any two points in which photosynthesis and respiration in plants are opposite to each other.
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 |
Mention one difference between the following on the basis of what is given in bracket.
Grass and grasshopper (mode of nutrition)
Are the following statement true or false? Give a reason in support of your answer.
If you immerse a leaf intact on the plant in ice cold water, it will continue to photosynthesise in bright sunshine.
Photosynthesis in green plants is directly and indirectly dependent on so many plant structures.
Explain briefly the role of the following structures in this process is Phloem tissue in the leaf veins.
What is the law of limiting factors?
Write an experiment to demonstrate that CO2 is necessary for photosynthesis.
Explain the Term ATP.
Name the following:
The process by which plants produce their food.
Give technical term:
Name the process which is responsible for the conversion of solar energy to chemical energy that is essential to sustain life on this earth?
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Photosynthesis can also occur n artificial light such as that of a 100-watt electric lamp.
Choose the correct option.
A cell that lacks chloroplast does not ______.
Fill in the blank by rearranging the letter in the bracket.
During photosynthesis plants releases _________ (egxyno).
Oxygen is used for the synthesis of protein and fertilizers.
A plant is kept in a dark room for about 24 hours before conducting any experiment on photosynthesis in order to ______.
Which gas evolved during photosynthesis?
Mention four factors required for photosynthesis?
