Q1621.Example of corrosion is
Correct answer: Above three
Live database questions
General Science questions
Q1622.Match List-I with List-II and select the correct answer using the code given below the lists. List-I (a) Pickle (b) Sour milk (c) Apple (d) Cold drinks and soda water List-II 1. Carbonic acid 2. Acetic acid 3. Lactic acid 4. Malic acid Code (a) (b) (c) (d)
Correct answer: 2
Q1623.A glass bottle containing water tightly corked breaks when it is kep in freeze, because
Correct answer: The volume of water increases on freezing
Q1624.Ethernet is an example of
Correct answer: LAN
Q1625.Which of the following is/are the example/examples of chemical change? 1. Crystallization of sodium chloride 2. Melting of ice 3. Souring of milk Select the correct answer using the code given below.
Correct answer: Only 3
Q1626.‘Nobel Oil’ is the name of which one of the following explosives?
Correct answer: TNG
Q1627.When a piece of ice floating in a glass of water melts, the level of water will
Correct answer: Remain same
Q1628.MS-DOS was first released in
Correct answer: 1981
Q1629.Assertion
Correct answer: : ‘DNA Fingerprinting’ has become as an important test to establish paternity and identity of criminals of rape cases. Reason (R): Small samples such as hair, dried blood and semen are adequate for DNA analysis. Select the correct answer using the code given below. [RAS/RTS (Pre) 2013] Code Both (A) and (R) are true and (R) is the correct explanation of
Q1630.Cloudy nights are warmer compared to clear cloudless nights, because clouds
Correct answer: Reflect back the heat given off by Earth
Q1631.What is the difference between Bluetooth and Wi-Fi devices?
Correct answer: Bluetooth uses 2.4 GHz radio frequency band whereas Wi- Fi can use 2.4 GHz or 5 GHz frequency band
Q1632.Give a thought to these statements. Statement
Correct answer: (A) is true, but (R) is false
Q1633.The cloudy nights are warmer than clear nights because
Correct answer: The clouds prevent radiation of heat from the ground and the air
Q1634.The first railway station in the country to provide Google’s free public Wi-Fi service is
Correct answer: Mumbai Central Railway Station
Q1635.Give thought to following statements. 1. In the process of osmosis, the solvent moves towards a dilute solution from the concentrated solution. 2. In reverse osmosis internal pressure but upon a dilute solution. Among above statements which is/ are correct.
Correct answer: Neither 1 nor 2
Q1636.Fruit stored in a cold chamber exhibit longer storage life because
Correct answer: Rate of respiration is decreased
Q1637.The computer system which links and stores information among different countries in the world through a satellite is known as
Correct answer: Nicnet
Q1638.Match List-I (Oxidation number) with List-II (the element) and select the correct answer using the code given below the lists. List-I (a) 2 (b) 3 (c) 4 (d) 6 List-II 1. Oxidation number of Mn in MnO2 2. Oxidation number of S in H2SO4 3. Oxidation number of Ca in CaO 4. Oxidation number of Al in NaAlH4 Code (a) (b) (c) (d)
Correct answer: 3
Q1639.A hydrogen inflated polythene balloon is released from the surface of the Earth. As the balloon rises to an altitude up in the atmosphere, it will
Correct answer: Increase in size
Q1640.What is ‘Virtual Private Network’?
Correct answer: It is a computer network across a public Internet that provides users to access their organization’s network while maintaining the security of the information transmitted
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General practice
Topic-wise questions and study coverage will appear here.