Life Processes Worksheet-19
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Distinguish between light and dark reactions in photosynthesis.
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How is absorption of carbohydrates different from that of fats?
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Write short notes on assimilation of proteins.
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Write a note on salivary glands in man.
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Write about the opening and closing of stomata.
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Write a note on bronchi.
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Show Calvin Benson cycle by a flow diagram.
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Differentiate between left lung and right lung of humans.
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What are the end products of light reaction? How is each of them generated?
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What is the role of light in photosynthesis?
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Where does digestion begin in humans? What is the end product of digestion? Where is the digestive juice produced?
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What are villi? Where are they present? What is their function?
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What are the different components and functions of gastric juice?
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How does gaseous exchange takes place in alveoli and tissues?
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What is blood pressure? How it is measured? Give one difference between systolic pressure and diastolic pressure.
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What are the factors affecting photosynthesis?
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Why is transportation of materials necessary?
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What is the need of special tissues or organs for transport of substances in plants and animals?
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Describe transport of the following materials in plants :
(i) water (ii) mineral and (iii) food.
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Draw and label the parts of the human excretory system.
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Give the difference between pulmonary circulation and systemic circulation.
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How will you say that there is double circulation of blood in human body?
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Write the main difference between xylem and phloem.
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Differentiate between lymphatic capillaries and blood capillaries.
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Write an explanatory note on 'Hemodialysis'.
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Draw a sieve tube and label the various parts. Name the dead elements of the phloem.
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What is the difference between RBC and WBC?
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What is haemoglobin? State its functions.
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Describe the course of blood circulation in human heart.
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Describe in brief the types of valves present in heart.