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प्रश्न
Name the following:
The main mineral constituent of chlorophyll.
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उत्तर
Magnesium
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संबंधित प्रश्न
Fill in the blank:
Land plants obtain their carbon dioxide from the ______.
How do non-green plants such as fungi and bacteria obtain their nourishment?
Given alongside is the diagram of an experimental set-up:
- What is the objective of this experiment?
- Will it work satisfactorily? Give reason.
- What alteration(s) will you make in it for obtaining expected result?
- Would you take any steps before starting the experiment? Describe this step and explain its necessity.
Name the following:
The green colouring matter of the plants.
Complete the following sentence with appropriate word:
________ are regarded as complete photosynthetic units of plants.
Complete the following sentence with appropriate word:
Carbon dioxide enters the leaf through _______.
Write the overall chemical equation for photosynthesis.
Which of the following is used to remove chlorophyll from the leaves?
Given below is the diagram of an experimental set-up (final stage). Study the same and answer the following questions:
- What is the main aim of the experiment?
- Oxygen gas shown in the experiment is released from which of the raw materials?
- How would you confirm the presence of oxygen gas?
- Name the chemical substance which can be added in water to enhance the process/rate of release of oxygen gas.
- Draw a neat and labelled diagram of the same experiment for its initial stage.
