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Questions
State the main functions of the following:
Medulla Oblongata
State one function of the medulla.
Solution
Medulla helps in regulating breathing, heart and blood vessel function, digestion, sneezing, and swallowing.
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RELATED QUESTIONS
The diagrams given below represent the relationship between a mouse and a physiological process that occurs in green plants. Study the diagrams and answer the questions that follow
(i) Name the physiological process occurring in the green plant that has kept the mouse alive.
(ii) Explain the physiological process mentioned above.
(iii) Why did the mouse die in bell jar B?
(iv) What is the significance of the process as stated in (i) for life on earth?
(v) Represent the above mentioned physiological process in the form of a chemical equation.
Give biological reasons for the following statements : In some xerophytes leaves are modified into spines
Give appropriate biological/technical terms for the following:
An apparatus that measures the rate of water uptake in a cut shoot due to transpiration.
Identify the odd one in each set : Transpiration, Photosynthesis, Phagocytosis, Guttation
Name the following:
The principle site in a green leaf for photosynthesis.
Name the following:
The products that are formed as a result of photosynthesis.
Fill in the blank:
Photosynthesis produces oxygen and ______.
The production of starch, and not glucose, is often used as a measure of photosynthesis in leaves because
If the rate of respiration becomes more than the rate of photosynthesis, plants will:
Name the following:
The organisms that can be called "natural purifiers" of the air.
A candidate studied the importance of certain factors in photosynthesis. He took a potted plant and kept in the dark for over 24 hours. In the early hours of the next morning, he covered one of the leaves with black paper in the centre only. Then he placed the plant in sunlight for a few hours and tested the leaf which was covered with black paper for starch.
Describe step by step, how the candidate proceeded to test the leaf for the presence of starch?
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The form of energy is converted into chemical energy during photosynthesis.
Give technical term:
Name the tissue that transports manufactured starch from the leaves to all parts of the plant.
Complete the following sentence with appropriate word:
One of the products of ______of water is oxygen.
Fill in the blank by rearranging the letter in the bracket.
Pigment involved in the food synthesis is _________ (phllylochor).
Which one of the following is a primary producer?
Higher Order Thinking Skill.
Imagine that student A studied the importance of certain factors in photosynthesis. He took a potted plant and kept it in dark for 24 hours. In the early hours of the next morning, he covered one of the leaves with dark paper in the centre only. Then he placed the plant in sunlight for a few hours and tested the leaf which was covered with black paper for starch.
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Which gas evolved during photosynthesis?
