Question

LONG ANSWER TYPE QUESTIONS Q1. Describe the function of heart. Q2. Draw the diagram of human heart and label all the parts. Q3. Explain the process of excretion in humans. Q4. Enlist the functions of blood. Q5. Explain the process of transportation in plants. Q6. Describe the circulation of blood through heart and body. Q7. Name the types of blood vessels and their functions. Q8. Draw a well labeled diagram of human excretory system and discuss the functions of all the parts​

Answer 1

1. the primary function of the heart is to pump blood throughout the body. it supplies oxygen and nutrients to the tissues and removes carbon dioxide and wastes from the blood. it also helps to maintain adequate blood pressure throughout the body.

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3. Excretion is a process in which metabolic waste is eliminated from an organism.

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5. xylem moves water from roots to the leaves , AMD phloem moves food from the leaves to the rest of the plant . during transpiration water evaporates from the leaves and draws water from the roots.

6. blood comes into the right atrium from the body, moves into the right ventricle and is pushed into the pulmonary arteries in the lungs. after picking up oxygen, the blood travels back to the heart through the pulmonary veins into the left atrium, to the left ventricle and out to the body's tissues through the aorta .

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8. I have gave the answers through the attachment please refer the attachment

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