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SSC CGL Previous Year Questions: General Science - 7 - SSC CGL MCQ


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30 Questions MCQ Test SSC CGL Previous Year Papers - SSC CGL Previous Year Questions: General Science - 7

SSC CGL Previous Year Questions: General Science - 7 for SSC CGL 2024 is part of SSC CGL Previous Year Papers preparation. The SSC CGL Previous Year Questions: General Science - 7 questions and answers have been prepared according to the SSC CGL exam syllabus.The SSC CGL Previous Year Questions: General Science - 7 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 - 7 below.
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SSC CGL Previous Year Questions: General Science - 7 - Question 1

Microbial degradation of nitrates into atmospheric nitrogen is known as :     (SSC CGL 1st Sit. 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 1

'Denirification' is the biological conversion of nitrate to nitrogen gas, nitric oxide or nitrous oxide. These compounds are gaseous compounds and are not readily available for microbial growth; therefore they are typically released to the atmosphere.

SSC CGL Previous Year Questions: General Science - 7 - Question 2

The best milch breed in the world is : (SSC CGL 1st Sit. 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 2

Holstein Friesians are a breed of cattle known today as the world's highest-production dairy animals. They are found in Europe and America.

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SSC CGL Previous Year Questions: General Science - 7 - Question 3

Muddy water is treated with alum in purification process, it is termed as :     (SSC CGL 1st Sit. 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 3

Coagulation removes dirt and other particles suspended in water. Alum and other chemicals are added to water to form tiny sticky particles called "floc" which attract the dirt particles. The combined weight of the dirt and the alum (floc) become heavy enough to sink to the bottom during sedimentation.

SSC CGL Previous Year Questions: General Science - 7 - Question 4

An enzyme produced by HIV that allows the integration of HIV DNA into the host cell's DNA is:     (SSC CGL 1st Sit. 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 4

Retroviral integrase (IN) is an enzyme produced by a retrovirus (such as HIV) that enables its genetic material to be integrated into the DNA of the infected cell.

SSC CGL Previous Year Questions: General Science - 7 - Question 5

The two specific heats of gases are related by :    (SSC CGL 1st Sit. 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 5

The relationship between two specific heat of gases i.e. on constant pressure and on constant volume is given by, C- Cv= R (or RJ).

SSC CGL Previous Year Questions: General Science - 7 - Question 6

Soldering of two metals is possible because of the property of :     (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 6

Soldering of two metals in presence of heat is possible due to the forces of adhesion and cohesion which resulted into a stronger joining between two metals.

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

Stalactites & Stalagmites form due to the precipitation of : (SSC CHSL 2015)

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

Stalactites and Stalagmites are formed due to the precipitation of Calcium carbonate (CaCO3).

SSC CGL Previous Year Questions: General Science - 7 - Question 8

Which of the following is a form of sexual reproduction :    (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 8

Hermaphroditism is a form of sexual reproduction in which an organism can self-fertilize or mate with another individual of the same species

SSC CGL Previous Year Questions: General Science - 7 - Question 9

In which region of electromagnetic spectrum does the Lyman series of hydrogen atom lie ?    (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 9

Lyman series of hydrogen atom spectral lines in the Ultraviolet.

SSC CGL Previous Year Questions: General Science - 7 - Question 10

An electrochemcial cell which is used as a source of direct electrical current at constant voltage under standard conditions is called a :     (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 10

An electric battery is a device consisting of two or more electrochemical cells that convert stored chemical energy into electrical energy.

SSC CGL Previous Year Questions: General Science - 7 - Question 11

A light wave is incident over a plane surface with velocity X. After reflection the velocity becomes :      (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 11

The speed of light remain unchanged after reflection

SSC CGL Previous Year Questions: General Science - 7 - Question 12

The area reserved for the welfare of wild life is called     (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 12

The area reserved for the welfare of wildlife is called National Park

SSC CGL Previous Year Questions: General Science - 7 - Question 13

The gas dissolved in water that makes it basic is ?    (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 13

When Ammonia gas is dissolved in water, ammonia acquires hydrogen ions from water to produce hydroxide and ammonium ions. Due to presence of hydroxide ions it is basic in nature

SSC CGL Previous Year Questions: General Science - 7 - Question 14

Yellow complexion, medium stature, oblique eye with an epicanthic fold is the characteristic feature of :     (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 14

Mongoloid is a term used for all or some people indigenous to East Asia, Central Asia, Southeast Asia, North Asia, South Asia, the Arctic, the Americas, the Pacific Islands, and other lesser occurrences in other regions. Individuals within these populations often share certain associated phenotypic traits, such as epicanthic folds (skin folds covering the corners of the eyes), sinodonty and neoteny (retaining more juvenile physiological traits).

SSC CGL Previous Year Questions: General Science - 7 - Question 15

Chromosome designation of Turner syndrome is :     (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 15

Turner Syndrome, represented by 45, X. This occurs in females in which one of the X-chromosomes is missing.

SSC CGL Previous Year Questions: General Science - 7 - Question 16

Distant objects are visible as a little out of focus in this condition :    (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 16

Myopia also known as short sightedness is a condition of the eye where one looking at a distant object seems a little out of focus.

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

Maximum oxygen is available from :    (SSC CHSL 2015)

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

In the process of photosynthesis, phytoplankton release oxygen into the water. Half of the world’s oxygen is produced from phytoplankton photosynthesis. The other half is produced via photosynthesis on land by trees, shrubs, grasses and other plants

SSC CGL Previous Year Questions: General Science - 7 - Question 18

In a reaction of the type A + B → C + D one could ensure it to be a first order reaction by :   (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 18

Since a first-order reaction proceeds at a rate that depends linearly on concentration of only one reactant, the rate of reaction can be confirmed by increasing the concentration of a reactant

SSC CGL Previous Year Questions: General Science - 7 - Question 19

The amount of matter in a ball of steel is its : (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 19

Mass is used to represent the amount of matter in an object.

SSC CGL Previous Year Questions: General Science - 7 - Question 20

Transpiration increases in :    (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 20

Rate of transpiration increases in hot, dry and windy condition. Dry, windy weather provides a favorable condition for evaporation to take place on the surface of leaves.

SSC CGL Previous Year Questions: General Science - 7 - Question 21

If xylem and phloem are arranged in the same radius, such a vascular bundle is called :    (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 21

Collateral Bundle is a type of vascular bundle in which the phloem and xylem lie on the same radius, with the phloem located towards the periphery of the stem and xylem towards the centre.

SSC CGL Previous Year Questions: General Science - 7 - Question 22

Plank's constant has the dimensions of :    (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 22

The Planck constant has dimensions of physical action, these are the same as those of angular momentum. In SI units, the Planck constant is expressed in joule seconds (J.S)

SSC CGL Previous Year Questions: General Science - 7 - Question 23

The most abundant element by number in the living system is :    (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 23

All living organisms are made up of biomolecules which has carbon as an important constituent

SSC CGL Previous Year Questions: General Science - 7 - Question 24

Which of the following phenomenon helps to conclude thatlight is a transverse wave ?    (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 24

Polarization is a property of waves that can oscillate with more than one orientation. Electromagnetic waves such as light exhibit polarization, as do some other types of wave, such as gravitational waves.

SSC CGL Previous Year Questions: General Science - 7 - Question 25

Among the following districts of Tamil Nadu, which district is unfit for cultivation due to increased salinity :     (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 25

In the state of Tamil Nadu the problem of salinity exists not only in coastal areas but also in inlands. In addition various natural factors also affect salinity. Nagapattinam is one of the districts unfit for cultivation due to this reason.

SSC CGL Previous Year Questions: General Science - 7 - Question 26

Natural system of classification was proposed by ____ botanists.    (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 26

Natural System of Classification of Plants was proposed by British Botanists George Bentham and Joseph Dalton Hooker. In this system of classification all natural characters of plants both vegetative and reproductive are taken into consideration as the basic of classification.

SSC CGL Previous Year Questions: General Science - 7 - Question 27

Minamata disease is caused by pollution of water by :     (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 27

Minamata disease is a neurological syndrome caused by severe mercury poisoning.

SSC CGL Previous Year Questions: General Science - 7 - Question 28

The "King of Metals" is :    (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 28

Gold is often referred as king of metals.

SSC CGL Previous Year Questions: General Science - 7 - Question 29

Amino acids are required for the synthesis of :    (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 29

Amino acids are the building blocks of proteins and hence are the basic requirement for synthesis of proteins.

SSC CGL Previous Year Questions: General Science - 7 - Question 30

The most suitable unit for expressing nuclear radius is: (SSC CHSL 2015)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 7 - Question 30

Fermi is the unit of length used to measure nuclear distances. The unit is named after the Italian physicist Enrico Fermi.

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