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प्रश्न
Complete the following food chain by writing the names of appropriate organisms in the blanks:
Grass → __________ → Snake → __________
उत्तर
Grass → Grasshopper → Snake → Hawk
APPEARS IN
संबंधित प्रश्न
Give suitable biological reasons for the following statement :
All life on Earth is supported by Photosynthesis.
Given below is an experiment setup to demonstrate a particualr tropic movement in germinating seeds. Study the diagram and answer the questions that follow :
(ii) Name the tropic movement shown by part 1.
Describe an experiment to prove that sunlight is necessary for photosynthesis.
Name the following:
The products that are formed as a result of 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 |
How does carbon dioxide return to the atmosphere? Explain.
A student in order to study the importance of certain factors of photosynthesis took a potted plant and kept it in the dark for over 24 hours. Then in the early hours of the morning the student covered one of the leaves with black paper in the centre only. Student placed the potted plant in the sunlight for a few hours, and then tested the leaf which was covered with black paper for starch.
(i) What aspect of photosynthesis was being investigated?
(ii) Is there any control in this experiment? If so, state the name.
(iii) Why was the plant kept in the dark before the experiment?
(iv) Describe step by step how the candidate proceeded to test the leaf for the presence of starch.
The number of water molecules required in the chemical reactions to produce one molecule of glucose during photosynthesis is
Photosynthesis in green plants is directly and indirectly dependent on so many plant structures.
Explain briefly the role of the following structures in this process is Stomata.
What is the importance of photosynthesis in the life of the following:
Non-green plants
Name the following:
The process by which plants produce their food.
Complete the following sentence with appropriate word:
A dark reaction is a __________ reaction.
Write the functional activity of the following structure:
Chloroplasts
What will happen if you breathe through mouth?
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.
Where does the carbon that is used in photosynthesis come from?
The minerals like nitrogen, potassium, and phosphorus, which are required in substantial quantity by the plants are called ______.
Plants inhale and exhale continuously through the ______.
Label the diagram with the raw materials and products of photosynthesis.
Guard cells of stomata are green but cannot photosynthesize? Give reason.
Assertion (A): All food chains begin with herbivores.
Reason (R): Green plants are heterotrophs.
