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- What is translocation?
- What is a guard cell?
- Name the U-shaped tubule of nephron.
- Name the cells where CO2 is converted into carbohydrates.
- Name the structure of the kidney where glomerulus are enclosed.
- What is a sphygmomanometer?
- Give one functional difference between RBC and WBC.
- Why is blood called a liquid connective tissue?
- Point out differences between an artery and a vein.
- What is the role of HCL in protein digestion?
- Give two protein digesting enzymes of pancreatic juice with their action.
- Define nutrition. What are the different modes of nutrition?
- What are the functions of stomach?
- What are the functions of small intestine?
- What is bile? What are its constituents?
- Give the common features of respiratory organs of animals.
- Which enzyme initiates the digestion of proteins? Name the other enzyme produced by the same gland.
- What is dental caries?
- Why leaves become yellow in the absence of light?
- List the components of blood.
- What is the structural difference between the auricles and ventricles?
- What are the different constituents or substances present in plasma?
- How is the small intestine designed to absorb digested food?
- How are the lungs designed in human beings to maximise the area for exchange of gases?
- What is double circulation in human beings? Why is it necessary? (HOTS) NCERT, Delhi 2008C)