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प्रश्न
Give technical term:
What is the percentage of CO2 in the air?
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उत्तर
0.03-0.04%
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संबंधित प्रश्न
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?
What is the importance of photosynthesis in the life of the following:
Green plants
Complete the following food chain by writing the names of appropriate organisms in the blanks:
Grass → __________ → Snake → __________
Explain the term Phosphorylation.
Name the following:
The immediate product of photosynthesis.
Complete the following sentence with appropriate word:
Xanthophyll is ______ coloured pigment.
Complete the following sentence with appropriate word:
A dark reaction is a __________ reaction.
Higher Order Thinking Skill.
Imagine that student A studied the importance of certain factors in photosynthesis. He took a potted plant and kept it in dark for 24 hours. In the early hours of the next morning, he covered one of the leaves with dark paper in the centre only. Then he placed the plant in sunlight for a few hours and tested the leaf which was covered with black paper for starch.
- What aspect of photosynthesis was being investigated?
- Why was the plant kept in the dark before the experiment?
- How will you prove that starch is present in the leaves?
- Name the raw materials needed for photosynthesis.
When iodine solution is added for testing starch, part of the leaf with ______ turns a blue-black color.
Give an example for micronutrients.
