Question

22.Wastes concentrated in the tubules of Bowman’s capsule are called ____. a) salts b)juices c)urine d)amino acids 23. On seeing good food our mouth waters. This fluid is actually a) Water b) Hormone c) Enzyme d) None of the above 24. The enzyme Pepsin is inactive in stomach without the presence of a) Nitric Acid b) Hydrochloric acid c) Acetic acid d) Butyric acid 25. Villi present on the inner lining of the intestinal wall a) Secretes enzymes for digestion b) Secretes hormones c) Decreases the surface area for absorption d) Increases the surface area for absorption 26. During cellular respiration one molecule of glucose is first broken down into two molecules of ________ a) Acetic acid b) Pyruvic acid c) Lactic acid d) None of the above 27. Rajib was absent in the class because of muscle pain which he claims to be due to excess physical exercise he had done yesterday. This pain is due to a)Formation of lactic acid b) Formation of acetic acid c) Formation of Pyruvic acid d) Formation of Hydrochloric acid 28. Right part of the human heart contains a) Oxygenated blood b) Mixed blood c) Deoxygenated blood d) No blood 29. The transport of soluble products of photosynthesis is called translocation and it occurs in the part of the vascular tissue called a) Xylem b) Sclerenchyma c) Phloem d) Collenchyma

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