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Questions
State the main functions of the following:
Medulla Oblongata
State one function of the medulla.
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Solution
Medulla helps in regulating breathing, heart and blood vessel function, digestion, sneezing, and swallowing.
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RELATED QUESTIONS
The diagram given below represents an experiment to prove the importance of a factor in photosynthesis. Answer the questions that follow : 
Draw a neat, labelled diagram of an experimental steup to show that oxygen is released during photosynthesis
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Quantum
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Photosynthesis occurs in all the cells of the plant.
The following statement is about photosynthesis in a green plant. Write whether it is True or False.
The raw materials for photosynthesis include water and carbon dioxide.
The diagram alongside represents an experiment conducted to prove the importance of a factor in photosynthesis.

Study the same and then answer the questions that follow:
(i) Name the factor being studied in his experiment.
(ii) Why was the plant kept in a dark room before conducting the experiment?
(iii}Why was the experimental leaf then kept in
1. boiling water 2. methylated spirit?
(iv) Name the solution used to test for the presence of starch in the leaf.
(v) What will we observe in the experimental leaf at the end of the starch test?
(vi) Give a balanced chemical equation to represent the process of photosynthesis.
Choose the correct option.
Energy is transferred from the light reaction step to the dark reaction step by ______.
Which one of the following is a primary producer?
Photosynthesis converts energy X into energy Y.
- What are X and Y?
- Green plants are autotrophic in their mode of nutrition. Why?
When iodine solution is added for testing starch, part of the leaf with ______ turns a blue-black color.
Plants may inhale carbon dioxide for photosynthesis but need ______ for their living.
