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Question
Name the following :-
The cell organelle where photosynthesis occurs
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Solution
Chloroplasts are plant cell organelles that use the photosynthetic process to transform light energy into relatively stable chemical energy.
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RELATED QUESTIONS
Describe the function of the heart.
Give biological reasons for the following statements:
The left ventricle of the heart has a thicker wall than the right ventricle.
Which organ acts as a pump in the circulatory system?
Describe, in brief, the circulatory system in human beings.
Draw the structure of a human heart and label its parts.
MULTIPLE CHOICE TYPE:
(Select the most appropriate option)
The valve present between the right atrium and the right ventricle is the
(a) tricuspid valve
(b) bicuspid valve
(c) semi-lunar valve
(d) mitral valve
Note the relationship between the first two words and suggest a suitable word/words for the fourth place:
Coronary artery : Heart :: Hepatic artery : ______
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Only the veins and not the arteries are provided with valves.
Give reason for the following:
The arteries are deep seated in the body
Why does the left ventricle possess a thicker wall than the right ventricle?
Match the statements in Column A with those in Column B
| Column A | Column B | ||
| 1 | Heart | a | Movement of materials |
| 2 | Food and oxygen | b | Channels for transport in man |
| 3 | Carrier of oxygen | c | A living pump |
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Short answer question.
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