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Science Objective Type Questions (Series – 3)

Q. 1. Contraction of muscles is which type of reaction? (a). Fast reaction (b). Slow reaction (c). Moderate reaction (d). None of above Q. 2. Hydrolysis of starch produces (a). Glucose (b). Vinegar (c). Maltose (d). None of above Q. 3. Which two metals are most ductile? (a). Iron and copper (b). Iron and zinc (c). Gold and copper (d). Gold and silver Q. 4. The raw material used in blast furnace is (a). Haematite (b). Coke (c). Lime stone (d). All of above Q. 5. In which of the following organism oxygen reach directly to the cells? (a). Fish (b). Humans (c). Earthworm (d). Insects Q. 6. Kerb cycle is related to what type of respiration? (a). Aerobic respiration (b). Anaerobic respiration (c). A and B both (d). None of above Q. 7. From where digestion of carbohydrates starts? (a). From oesophagus (b). From abdomen (c). From mouth (d). From stomach Q. 8. Blood cells are formed in (a). Bra...

Science Objective Type Questions (Series – 2)

Q. 1. Which types of reactions never undergo completion? (a). Fast reactions (b). Slow reactions (c). Reversible reactions (d). None of above Q. 2. Which two metals are most malleable? (a). Iron and copper (b). Gold and silver (c). Gold and copper (d). Iron and zinc Q. 3. Bauxite is an ore of which metal? (a). Iron (b). Aluminium (c). Silver (d). Gold Q. 4. Respiration is which type of process? (a). Electropositive (b). Electronegative (c). Physical (d). Biochemical Q. 5. Gastric juice is secreted from where? (a). Pancreas (b). Liver (c). Gall bladder (d). Stomach Q. 6. Which parts of plants do respiration? (a). Roots (b). Stem (c). Leaves (d). All of above Q. 7. Urea formation occur by (a). Ornithine cycle (b). Arginine cycle (c). Kref cycle (d). None of above Q. 8. Blood is which type of tissue? (a). Nervous tissue (b). Connective tissue (c). Muscular tissue (d). Epithelial tis...

Science Objective Questions (Series – 1)

Q. 1. The life span of WBCs is (a). 4 to 5 days (b). 120 days (c). 70 days (d). About a week Q. 2. The focal length of a mirror is -10cm. What will be its nature? (a). Convex mirror (b). Concave mirror (c). Plane mirror (d). None of these Q. 3. Rusting of iron is which type of chemical reaction? (a). Fast reaction (b). Slow reaction (c). Moderate reaction (d). None of these Q. 4. Metallic lusture presents in (a). Metals (b). Non- metals (c). Semi-metals (d). None of these Q. 5. Which enzyme is present in saliva? (a). Ptyalin (b). Pepsin (c). Lipase (d). None of these Q. 6. The life span of platelets is (a). About a week (b). 120 days (c). 80 days (d). 150 days Q. 7. A transparent medium bounded by two surfaces is called, (a). Lens (b). Prism (c). Glass slab (d). None of these Q. 8. Haemoglobin pigment is present in (a). RBCs (b). WBCs (c). Platelets (d). None of these Q...