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State the main functions of the following:
Medulla Oblongata
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 |
Give technical term:
Organisms which cannot prepare their own food by photosynthesis.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Radiant energy is converted into chemical energy by photosynthesis.
Choose the Correct Answer:
Which would do maximum harm to a tree?
Answer the following question.
Explain why photosynthesis is considered the most important process in the biosphere.
Where do the light-dependent reaction and the Calvin cycle occur in the chloroplast?
An organism A which cannot move from one place to another makes a simple food B from the substances C and D available in the environment. This food is made in the presence of green-colored substance E present in organs F in the presence of light energy in a process called G. Some of the simple food B also gets converted into a complex food H for storage purposes. Does this food give a blue-black color with iodine solution?
a. What is
- organism A
- food B?
- food H?
b. What are C and D?
c. Name green-colored substance E and organ F.
d. What is the process G?
Given below are groups of terms. The first pair indicates the relationship between the two terms. Complete the second pair accordingly.
Producers : Autotrophs : : Consumers : ______
