Which step comes first in a scientific inquiry?, Making systematic observations, Writing a final report, Drawing conclusions, Testing a guess, An educated guess that can be tested through experimentation is called a:, Law, Fact, Hypothesis, Theory, What is the fundamental trait required to develop a scientific temper?, Memory, Curiosity, Neatness, Speed, What is the most scientific approach to troubleshoot a device that stops working?, Throw it away, Assume it is permanently broken, Replace it immediately, Perform step-by-step testing of components, Scientific knowledge progresses primarily by:, Guessing without testing, Gathering evidence through experimentation, Memorizing textbook definitions, Accepting old ideas without question, What do scientists do after analyzing experimental data?, Formulate a hypothesis, Repeat observations without recording, Ignore unexpected results, Draw conclusions, Which habit is essential for conducting fair scientific tests?, Relying on opinions rather than measurements, Changing multiple variables at once, Keeping all variables constant except the one being tested, Discarding measurements that do not match expectations, Which tool is used to observe microscopic organisms?, Microscope, Periscope, Magnifying glass, Telescope, Which nutrient is the primary energy-giver for daily activity?, Vitamins, Carbohydrates, Minerals, Proteins, Which chemical test solution turns blue-black in the presence of starch?, Alcohol solution, Caustic soda solution, Iodine solution, Copper sulphate solution, An oily translucent patch on paper during a food test indicates the presence of:, Proteins, Dietary fiber, Starch, Fats, Kwashiorkor is a deficiency disease caused by a severe lack of:, Proteins, Vitamin A, Vitamin C, Iron, Which deficiency disease is caused by a lack of Vitamin C?, Goitre, Beriberi, Rickets, Scurvy, Swollen glands in the neck and mental disability in children are symptoms of:, Goitre, Anaemia, Night blindness, Scurvy, Severe deficiency of both carbohydrates and proteins leads to:, Anaemia, Goitre, Marasmus, Beriberi, Which food component does not provide energy or build body tissues but aids in waste removal?, Carbohydrates, Dietary Fiber (Roughage), Fats, Proteins, Night blindness is caused by the deficiency of which nutrient?, Vitamin B1, Vitamin A, Vitamin C, Vitamin D, Anaemia is primarily caused by a lack of which mineral in the diet?, Sodium, Calcium, Iodine, Iron, Which chemical combination tests positive for proteins by turning purple/violet?, Copper Sulphate and Caustic Soda, Iodine and Caustic Soda, Copper Sulphate and Iodine, Alcohol and Water, Which mineral is essential for maintaining strong bones and healthy teeth?, Potassium, Iron, Calcium, Iodine, Rickets is characterized by soft, bent bones and is caused by a deficiency of:, Vitamin B1, Vitamin D, Vitamin A, Vitamin C, Which nutrient category helps repair worn-out tissues and build muscle mass?, Fats, Carbohydrates, Water, Proteins, Nutri-cereals rich in minerals, vitamins, and fiber are collectively known as:, Pulses, Oilseeds, Millets, Spices, What is the standard SI unit of length?, Metre, Centimetre, Kilometre, Millimetre, Why are body parts like handspans and cubits unsuitable for standard measurement?, They vary from person to person, They are not recognized by science, They are too long, They are difficult to count, What type of error occurs when reading a ruler from an incorrect angle?, Random error, Parallax error, Zero error, Instrumental error, Which tool is best suited to measure the length of a curved line?, Rigid wooden scale, Vernier caliper, Protractor, Measuring tape or thread, Motion of a point marked on a spinning fan blade is an example of:, Periodic motion, Rectilinear motion, Pure circular motion, Non-periodic motion, A simple pendulum swinging to and fro exhibits:, Rectilinear motion, Oscillatory / Periodic motion, Circular motion, Random motion, A rolling bicycle wheel demonstrates which combination of motions?, Rectilinear and Rotational motion, Random and Rectilinear motion, Periodic and Non-periodic motion, Circular and Oscillatory motion

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