IIT JEE प्रश्न और उत्तर का अभ्यास करें
8प्र: Who introduced gold coins for the first time in India? 2890 05b5cc69de4d2b4197774c8cb
5b5cc69de4d2b4197774c8cb- 1Kushanastrue
- 2Guptasfalse
- 3Mauryasfalse
- 4Sakasfalse
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उत्तर : 1. "Kushanas"
व्याख्या :
Answer: A) Kushanas Explanation:
प्र: Which of the following statements best describes nutrient density? 2889 05b5cc6b3e4d2b4197774d45e
5b5cc6b3e4d2b4197774d45e- 1Consume a variety of foods from MyPyramid's ±ve major food groups every day.false
- 2Consume foods that have the most nutrition for their kcaloriestrue
- 3Choose a number of diFerent foods within any given food group rather than the same old thing.false
- 4All the abovefalse
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उत्तर : 2. "Consume foods that have the most nutrition for their kcalories"
व्याख्या :
Answer: B) Consume foods that have the most nutrition for their kcalories Explanation: Consume foods that have the most nutrition for their kcalories describes the Nutrient Density.
प्र: Which of these is not a function of the kidneys? 2889 05b5cc69de4d2b4197774c8fa
5b5cc69de4d2b4197774c8fa- 1The kidneys regulate the plasma volumefalse
- 2The kidneys help to regulate blood pressurefalse
- 3The kidneys help control the rate of red blood cell productionfalse
- 4The kidneys deactivate vitamin D and stimulate the activity of osteoclaststrue
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उत्तर : 4. "The kidneys deactivate vitamin D and stimulate the activity of osteoclasts"
व्याख्या :
Answer: D) The kidneys deactivate vitamin D and stimulate the activity of osteoclasts Explanation: The kidneys deactivate vitamin D and stimulate the activity of osteoclasts is wrong among the functions of kidneys. The kidneys are two bean-shaped organs in the renal system. They help the body pass waste as urine. They also help filter blood before sending it back to the heart. The kidneys perform many crucial functions, including: maintaining overall fluid balance. regulating and filtering minerals from the blood. filtering waste materials from food, medications, and toxic substances. creating hormones that help produce red blood cells, promote bone health, and regulate blood pressure.
प्र: How long have i been alive? 2888 05b5cc6a5e4d2b4197774ccaf
5b5cc6a5e4d2b4197774ccaf- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
This is a different way of asking your age. It can be how long you have been living in days weeks months and years since your birth date.
प्र: Which elements are malleable and good conductors of electricity? 2884 05b5cc619e4d2b4197774b714
5b5cc619e4d2b4197774b714- 1tin and silvertrue
- 2iodine and silverfalse
- 3tin and xenonfalse
- 4iodine and xenonfalse
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उत्तर : 1. "tin and silver"
व्याख्या :
Answer: A) tin and silver Explanation: Tin and Silver are malleable and good conductors of electricity. The other combinations have a non metal in them which are bad conductors.
प्र: Who invented the high level language C? 2881 05b5cc622e4d2b4197774b811
5b5cc622e4d2b4197774b811- 1Dennis M. Ritchietrue
- 2Donald Kunthfalse
- 3Niklaus Writhfalse
- 4Seymour Papertfalse
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उत्तर : 1. "Dennis M. Ritchie"
व्याख्या :
Answer: A) Dennis M. Ritchie Explanation: C, an early systems programming language, was developed by Dennis Ritchie and Ken Thompson at Bell Labs between 1969 and 1973.
प्र: Which of the following metal is generally used for making filaments of bulb? 2878 05b5cc6b9e4d2b4197774d6f3
5b5cc6b9e4d2b4197774d6f3- 1Wtrue
- 2Agfalse
- 3Fefalse
- 4Rhfalse
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उत्तर : 1. "W"
व्याख्या :
Answer: A) W Explanation: W is the symbol for chemical element Tungsten or Wolfram. It is used in making filaments of bulbs.
प्र: ______ : trail :: grain : grail 2874 05b5cc6dbe4d2b4197774e90e
5b5cc6dbe4d2b4197774e90e- 1pathfalse
- 2holyfalse
- 3traintrue
- 4wheatfalse
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उत्तर : 3. "train"
व्याख्या :
Answer: C) train Explanation: Train becomes trail when the "n" is replaced by an "l", and grain becomes grail when the "n" is replaced by an "l".

