Advertisements
Advertisements
प्रश्न
Differentiate Between:
Autotrophs and Heterotrophs.
Advertisements
उत्तर
| Autotrophs | Heterotrophs |
| (i) They can produce their own food. | They cannot prepare their own food. |
| (ii) They contain chlorophyll. | Do not contain chlorophyll. |
APPEARS IN
संबंधित प्रश्न
Choose the correct answer:
Which one of the following features of plant leaves plays an important part in photosynthesis?
Which tissues and cells are mainly concerned with photosynthesis?
A well-watered healthy potted plant with variegated leaves was kept in darkness for about 24 hours. It was then set up as shown in the diagram and exposed to light for about 12 hours. At the end of this time, leaf X and leaf Y were tested for starch. Study the diagram and answer the questions that follow:
(i) Why was the plant initially kept in darkness for 24 hours?
(ii) What is the function of the sodium hydroxide solution in the flask?
(iii) Select the correct leaf from the five available choices shown in the diagram as A, B, C, D, and E. Rewrite the correct answer for the filling in the appropriate letter from the questions that follow:
1. After the starch test, leaf X would look like.
2. After the starch test, leaf Y would look like.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Too much light destroys chlorophyll.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
PhotoLysis is the reaction which means the breaking up of water molecules.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The unit of light absorbed by the chlorophyll during photosynthesis is the proton.
Mention the significance of the following mineral:
Magnesium for green plants.
Write the exact location of chloroplasts in the parts of a plant.
Define the following term:
Chloroplast
Distinguish between the following pairs on the basis of the word indicated in the bracket ( ).
Stoma and Stroma (structure)
