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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 : 
Label the parts 1 and 2.
उत्तर
1. Radicle
2. Hypocotyl
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 : 
What is meant by ‘Positive’ and ‘Negative’ tropic movements in plants?
Name the following:
Three organisms that cannot prepare their own food by photosynthesis.
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 |
Choose the correct answer:
In a typical leaf, photosynthesis occurs mainly in ___________
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.
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.
What aspect of photosynthesis was being investigated?
What is the importance of photosynthesis in the life of the following:
Animals
Give technical term:
The form of energy is converted into chemical energy during photosynthesis.
Complete the following sentence with appropriate word:
Xanthophyll is ______ coloured pigment.
Answer the following question.
Explain why photosynthesis is considered the most important process in the biosphere.
Gas exchange takes place in plants using _____.
State whether true or false. If false, correct the statement.
When the weather is hot, water evaporates lesser which is due to opening of stomata.
State whether true or false. If false, correct the statement.
Plants lose water when the stomata on leaves are closed.
______ is ATP factory of the cells.
Where does the carbon that is used in photosynthesis come from?
What are primary producers?
Chlorophyll in a leaf is required for ______.
The end product of photosynthesis is ______.
