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Ohm is a unit of measuring _________. /ओम, ________मापने की एक इकाई है । |
Resistance/ प्रतिरोध
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Which one of the following is the largest terrestrial wild animal?/ निम्न मे से कौनसा जन्तु सबसे बड़ा स्थलीय जीव है ? |
Indian elephant/ भारतीय हाथी
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A gas used as a disinfectant in drinking water is:/ एक गैस जिसका उपयोग जल को कीटाणु मुक्त (शुद्ध) करने के लिए किया जाता है , वह है : |
Hydrogen/ हाइड्रोजन
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Which among the following is called anti sterility vitamin?/निम्नलिखित में से कौनसा नपुंसकता विरोधी विटामिन कहा जाता है ? |
Vitamin D/ विटामिन डी
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The gas predominantly responsible for global warming is:/ कौनसी गैस ग्लोबल वार्मिंग के लिए मुख्य रूप से उत्तरदायी है ? |
Carbon dioxide/ कार्बन डाइऑक्साइड
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Blood clot inside a blood vessel is known as ? |
| A) Thrombosis B) Agglutinin C) Clot D) Thrombus Correct Answer :Thrombosis |
Excess of water in urine resulting from kidney failure is known as ? |
| A) Ureotelic B) Diabetes Malitus C) Diabetes insipidus D) None of these Correct Answer :Diabetes insipidus |
Vitamin B12 takes part in? |
| A) increase in blood pressure
B) decrease in blood pressure
C) activating bone marrow
D) maturation of RBC’s
Correct Answer : maturation of RBC’s Explanation : Vitamin B12, is a water-soluble vitamin that has a key role in the normal functioning of the brain and nervous system, and the formation of red blood cells. |
A boy watching Ramleela from a distance sees the effigy of Ravana bursting into flames & hears the explosion after 2 seconds because ? |
| A) Sound travels faster than light
B) Light travels faster than sound
C) Both travel at the same speed
D) It is persistence of vision
Correct Answer : Light travels faster than sound Explanation : Light waves travel at 3x108 m/s in a vacuum whereas sound requires a medium to travel through limits its speed ,usually 340 m/s in the air but considerably faster in water. |
The danger signals are red in colour because it is ? |
| A) Least absorbed by fog or smoke
B) Strongly absorbed by fog or smoke
C) Least scattered by fog or smoke
D) Strongly scattered by fog or smoke
Correct Answer : Least scattered by fog or smoke Explanation : red which has the highest wavelength of all the colors, is used for danger signals is that red light is scattered the least by air molecules.So red light is able to travel the longest distance through fog, rain, and the alike. |
The element of electrical heating device are usually made of? |
| A) Tungsten
B) Bronze
C) Nichrome
D) Argon
Correct Answer : Nichrome Explanation : Nichrome: Most heating elements use nichrome 80/20 (80% nickel, 20% chromium) wire, ribbon, or strip. |
Why are solor cooker painted black from inside? |
| A) Black colour absorbs heat quickly
B) Black colour is good reflector of heat
C) To keep it neat
D) None of the above
Correct Answer : Black colour absorbs heat quickly Explanation : A solar cooker is a device which uses the energy of direct sunlight to heat, cook or pasteurise drink. Inner wall of solar cooker is painted black because black colour is a good absorber of heat it absorbs heat and make the temperature hot inside the cooker. |
Pick the common disorder of the respiratory tract ............? |
| A) Tetanus
B) Asthma
C) Jaundice
D) Dysentery
Correct Answer : Asthma Explanation : Asthma : A condition in which a person's airways become inflamed, narrow and swell and produce extra mucus, which makes it difficult to breathe. |
Name the vitamin that is needed by many enzymes and helps to maintain a healthy digestive tract and nervous system is ..........? |
| A) Vitamin-B2
B) Vitamin-B3
C) Vitamin-B4
D) Vitamin-B12
Correct Answer : Vitamin-B2 Explanation : Vitamin B2, or riboflavin, is one of eight B vitamins that are essential for human health. It can be found in grains, plants, and dairy products. It is crucial for breaking down food components, absorbing other nutrients, and maintaining tissues. |
The only property of a gas which is independent of the temperature at which it is ? |
| A) Kinetic energy
B) Volumne
C) Mass
D) Pressure
Correct Answer : Mass |