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प्रश्न
Differentiate Between:
Autotrophs and Heterotrophs.
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उत्तर
| Autotrophs | Heterotrophs |
| (i) They can produce their own food. | They cannot prepare their own food. |
| (ii) They contain chlorophyll. | Do not contain chlorophyll. |
संबंधित प्रश्न
A potted plant with variegated leaves was taken in order to prove a factor necessary for photosynthesis. The potted plant was kept in the dark for 24 hours and then placed in bright sunlight for a few hours. Observe the diagrams and answer the questions:
- What aspect of photosynthesis is being tested in the above diagram?
- Represent the process of photosynthesis in the form of a balanced equation.
- Why was the plant kept in the dark before beginning the experiment?
- What will be the result of the starch test performed on Leaf ‘A’ shown in the diagram? Give an example of a plant with variegated leaves
- Draw a neat labelled diagram of a chloroplast.
Differentiate Between:
Stroma of chloroplast and Grana of chloroplast
(i) Identify the above diagram.
(ii) Label the guidelines 1-3.
(iii) Name the phenomenon which takes place in the above diagram.
(iv) Define the phenomenon.
(v) What is the importance of the above phenomenon?
The figure below represents an experiment performed to demonstrate a particular aspect of photosynthesis. The apparatus was kept in sunlight for almost the whole day. The numeral ‘1’ represents a certain condition inside the flask and the numeral ‘2’ represents a chemical responsible for this condition.
(i) What is the object of the experiment?
(ii) What is the special condition inside the flask?
(iii) What is the chemical substance numbered ‘2’?
(iv) In what way will the three leaves (A, B, and C) differ at the end of the experiment, when tested with iodine solution?
Name the following:
The principal site in a green leaf for photosynthesis.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Out of nine types of chlorophyll, chlorophyll ‘a’ and ‘b’ are most abundant.
Given below are groups of terms. The first pair indicates the relationship between the two terms. Complete the second pair accordingly.
Chlorophyll : Magnesium : : Haemoglobin : ______
Given below are groups of terms. The first pair indicates the relationship between the two terms. Complete the second pair accordingly.
Light reaction : Gran um : : Dark reaction : ______
Write the exact location of chloroplasts in the parts of a plant.
Distinguish between the following pairs on the basis of the word indicated in the bracket ( ).
Stoma and Stroma (structure)
