Advertisements
Advertisements
प्रश्न
Give some adaptations in green leaf photosynthesis.
Advertisements
उत्तर
(i) A large surface area to absorb water.
(ii) It is positioned at a right angle to the light to get maximum light.
(iii) There are numerous stomata to allow rapid exchange of gases.
(iv) Leaves are thin to allow rapid transport or diffusion of materials.
APPEARS IN
संबंधित प्रश्न
Given below is an experiment setup to demonstrate a particualr tropic movement in germinating seeds. Study the diagram and answer the questions that follow :
Part 1 is affected by two stimuli. Name them. Which one of the two is stronger? 
Part 1 is affected by two stimuli. Name them. Which one of the two is stronger?
The diagram given below represents an experiment to prove the importance of a factor in photosynthesis. Answer the questions that follow :
Explain the process of Photosynthesis.
A candidate studied the importance of certain factors in photosynthesis. He took a potted plant and kept in the dark for over 24 hours. In the early hours of the next morning, he covered one of the leaves with black 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.
Why was the plant kept in the dark before the experiment?
During photosynthesis, ________ is produced and stored in the leaf.
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.
Only green plants have the unique capacity to release ______ into the atmosphere.
Mention four factors required for photosynthesis?
Which of the following is not applicable to the process of photosynthesis?
