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प्रश्न
Tick (✓) the appropriate answer:
Which one of the following is essential for photosynthesis:
विकल्प
Carbon dioxide
Nitrogen
Oxygen
Soil
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उत्तर
Carbon dioxide
APPEARS IN
संबंधित प्रश्न
Tick (✓) the appropriate answer:
This leaf shows parallel venation:
Fill in the blank
_____ is the additional roots that arise from the lower part of the stem and fix the plant firmly.
Fill in the blank
______is an enlarged, roughly spherical-shaped stem storing food.
We eat different parts of various plants. Write the part of the plant that we eat.
Onion _________
Very Short Answer Type Question:
Name the process by which leaves can prepare their food.
Long Answer Type Question:
Explain an activity to test the presence of starch in a leaf.
Primary organs of photosynthesis are ______.
Complete the given analogy.
Photosynthesis: ______
Transpiration: Stomata.
The diameter of the leaf of Victoria amazonica is ______.
Observe the picture of an activity given as figure carried out with leaves of plants and polythene bag.
Now answer the following:
- Which process is demonstrated in the activity?
- When will this activity show better results on a bright sunny day or a cloudy day?
- What will you observe in the polythene bag after a few hours of setting up the activity?
- Mention any one precaution you must take while performing this activity.
