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SSC CGL Previous Year Questions: General Science - 17 - SSC CGL MCQ


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30 Questions MCQ Test SSC CGL Previous Year Papers - SSC CGL Previous Year Questions: General Science - 17

SSC CGL Previous Year Questions: General Science - 17 for SSC CGL 2024 is part of SSC CGL Previous Year Papers preparation. The SSC CGL Previous Year Questions: General Science - 17 questions and answers have been prepared according to the SSC CGL exam syllabus.The SSC CGL Previous Year Questions: General Science - 17 MCQs are made for SSC CGL 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for SSC CGL Previous Year Questions: General Science - 17 below.
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SSC CGL Previous Year Questions: General Science - 17 - Question 1

Heart is devoid of        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 1

Cardiac muscle is an involuntary striated muscle tissue found only in the organ heart. Involuntary muscles are smooth muscles that are not directly controllable at will. For example You don't have to remind yourself to make your heart beat, so it is involuntary. Voluntary muscles are controllable like those found in arms, legs, hands, etc.

SSC CGL Previous Year Questions: General Science - 17 - Question 2

The soil salinity is measured by        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 2

Soil salinity are measured by passing an electric current between the two electrodes of a Conductivity meter (salinity meter) in a sample of soil.

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SSC CGL Previous Year Questions: General Science - 17 - Question 3

Which of the following is a fungal disease?        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 3

Ringworm is common disease, especially among children. It is caused by a fungus, not a worm like the name suggests. It is a common and highly infectious skin infection that causes a ring-like red rash on the skin

SSC CGL Previous Year Questions: General Science - 17 - Question 4

Chickenpox is caused by        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 4

Chickenpox is caused by the varicella-zoster virus. Variola virus is the causative organism of smallpox. 

SSC CGL Previous Year Questions: General Science - 17 - Question 5

Instruments can be shielded from outside magnetic effects by surrounding them with        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 5

Instruments can be shielded from outside magnetic effects by surrounding them with iron shield, generally of high permeability

SSC CGL Previous Year Questions: General Science - 17 - Question 6

Find the odd one.        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 6

Marble, chalk and limestone are all carbonates of calcium, whereas slaked lime is calcium hydroxide.

SSC CGL Previous Year Questions: General Science - 17 - Question 7

The following is a pseudo-force:        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 7

Centrifugal force is an example of a pseudo-force, that is, an apparent force to someone whose frame of reference is not at rest or moving with a constant velocity. In the case of centrifugal force, the frame of reference is rotating.

SSC CGL Previous Year Questions: General Science - 17 - Question 8

The hydraulic brake used in automobiles is a direct application of        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 8

Pascal’s law states that increase in pressure at a point in the enclosed liquid in equilibrium is transmitted equally in all directions in liquid and to the walls of the container. hydraulic brakes works on this principle.

SSC CGL Previous Year Questions: General Science - 17 - Question 9

Amides can be converted to amines by the reaction named        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 9

Organic reaction used to convert a primary amide to a primary amine is known as the Hofmann rearrangement.

SSC CGL Previous Year Questions: General Science - 17 - Question 10

The base used as an antacid is        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 10

An antacid is a substance which neutralizes stomach acidity.

SSC CGL Previous Year Questions: General Science - 17 - Question 11

A process which is not helpful in the prevention of rusting of iron is        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 11

Annealing is the process by which both metal and glass are treated with heat in order to change their properties.

SSC CGL Previous Year Questions: General Science - 17 - Question 12

Denatured alcohol        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 12

Denatured ethanol is chemically ethanol in which substances are added to make it unfit for drinking by way of making it bad-tasting, foul-smelling etc.

SSC CGL Previous Year Questions: General Science - 17 - Question 13

Phenolics as pollutants can be removed from waste water by use of        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 13

For removal of phenol from the contaminated water the polymeric adsorption is involved. In this process, the molecules of the contaminant are retained on the surface of the adsorbent material and then can be separated from the water.

SSC CGL Previous Year Questions: General Science - 17 - Question 14

The stability of a pond ecosystem depends on        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 14

The stability of a pond ecosystem like any ecosystem depends mainly on the producers and consumers.

SSC CGL Previous Year Questions: General Science - 17 - Question 15

Supersonic air planes create a shock wave called        (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 15

Sonic boom or supersonic boom is a common name for the loud noise that is created by the ‘shock wave’ produced by the supersonic planes.

SSC CGL Previous Year Questions: General Science - 17 - Question 16

The danger signals are red while the eye is more sensitive to yellow because    (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 16

This is because the scattering in red light is less than that of yellow colour. The longest visible wavelength is red and the shortest is violet. The wavelength of red light is more than yellow light.

SSC CGL Previous Year Questions: General Science - 17 - Question 17

Which of the following is meant for the ex-situ conservation of various species? (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 17

Ex-situ conservation is the process of protecting an endangered species of plant or animal outside of its natural habitat. Zoos and botanical gardens are the most conventional methods of ex-situ conservation. Endangered plants may also be preserved in part through seed banks or germplasm banks.

SSC CGL Previous Year Questions: General Science - 17 - Question 18

An algae type ocean deposit is    (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 18

Diatom ooze (formed from microscopic unicellular algae having cell walls consisting of or resembling silica) is the most widespread deposit in the high southern latitudes.

SSC CGL Previous Year Questions: General Science - 17 - Question 19

Photosynthetic vesicle found in bacteria is called a    (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 19

Photosynthetic Chromatophores vesicles found in some purple bacteria constitute one of the simplest light-harvesting systems in nature.

SSC CGL Previous Year Questions: General Science - 17 - Question 20

What type of mirror is used in a view finding mirror of a vehicle?     (SSC CGL 2nd Sit. 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 20

Convex mirrors reflect light outwards; therefore they are not used to focus light. So, the convex mirror has a wide field of view and hence is used as rear view mirror as it gives a clear diminished and an erect image of the vehicle that is behind.

SSC CGL Previous Year Questions: General Science - 17 - Question 21

Which part of the plant is used as 'saffron'?     (SSC CHSL 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 21

Saffron, a spice derived from the dried stigmas of the saffron crocus a small plant about a foot tall. Each flower has three female parts (stigmas) two male parts (stamens), each stigmas is red or dark red in color towards the top and yellow towards the bottom of the stigma, where it is attached to the flower.

SSC CGL Previous Year Questions: General Science - 17 - Question 22

Suspended colloidal particles in the water can be removed by the process of :        (SSC CHSL 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 22

Suspended colloidal particles in water are a major concern in pollution control. These particles can be removed by the process of coagulation. In this process the destabilization of colloidal particles takes place by addition of chemical reagents (coagulants).

SSC CGL Previous Year Questions: General Science - 17 - Question 23

Grave's disease is caused due to:        (SSC CHSL 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 23

Graves’ disease is caused due to hyperthyroidism, that is overproduction of thyroid hormones . Although a number of disorders may result in hyperthyroidism, this disease is generally caused by the disorder of the immune system.

SSC CGL Previous Year Questions: General Science - 17 - Question 24

A white solid ‘A’ on heating gives off a gas which turns lime water milky. The residue is yellow when hot but turns white on cooling. The solid A is:        (SSC CHSL 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 24

The thermal decomposition of zinc carbonate gives rise to zinc oxide and carbon dioxide. The carbon dioxide produced during the process turns lime water milky. The residue is Zinc oxide which changes its colour from yellow to white on cooling.

SSC CGL Previous Year Questions: General Science - 17 - Question 25

Which of the following is the strongest coagulant ?        (SSC CHSL 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 25

Among the given coagulants, Aluminum Chloride is the strongest. Due to its high efficiency and effectiveness in clarification it is used as preferred coagulant for many industrial and wastewater treatment applications.

SSC CGL Previous Year Questions: General Science - 17 - Question 26

The property which is seen in light wave but not in sound wave is :        (SSC CHSL 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 26

Polarization is only exhibited by light waves and not by the sound waves.

SSC CGL Previous Year Questions: General Science - 17 - Question 27

Iron and manganese are removed in water by the process of :        (SSC CHSL 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 27

For removal of iron and manganese present in water as impurities, the method that is generally used is oxidation and /or filtration. In special cases adsorbing to ion exchange resins can be introduced as an additional step.

SSC CGL Previous Year Questions: General Science - 17 - Question 28

Which enzyme is obtained from Red gram ?        (SSC CHSL 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 28

Diastase is obtained from Red gram.

SSC CGL Previous Year Questions: General Science - 17 - Question 29

A radioactive substance has a half-life of four months. Three-fourth of the substance will decay in:        (SSC CHSL 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 29

Three fourth of the substance will decay in 8 months.

SSC CGL Previous Year Questions: General Science - 17 - Question 30

Chiropterophily means:        (SSC CHSL 2012)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 17 - Question 30

Chiropterophily is the term used for pollination of flowers with help of bats. 

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