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General Science & Ability MCQs | Information Technology

RAM of a computer is refers to: (CSS 2012)
(a) Read access memory
(b) Right access memory
(c) Random access memory
(d) None of these
Answer: (c)

Information can be stored in:
(CSS 2011)
(a) Audio and video cassettes
(b) Floppy and compact discs
(c) Hard disks
(d) Laser and optical disks
(e) All of these four
Answer: (e)

Computers can: (CSS 2011)
(a) Add and subtract information only.
(b)Add subtract and sort information only.
(c) Add subtract sort and classify information.
(d) Add and subtract but cannot sort information.
(e) Add subtract and sort but cannot classify information.
Answer: (b)

IBM stands for: (CSS 2011)
(a) International Business Machines
(b) International Big Machines
(c) Interrelated Business Machines
(d) Interrelated Big Machines
(e) None of these.
Answer: (a)

The unit that coordinates different devices of the computer system is : (CSS 2010)
(a) ALU
(b) Register
(c) Control unit
(d) Logical instruction
(e) None of these
Answer: (c)

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General Science & Ability MCQs | Food Science

General Science & Ability MCQs
Food Science MCQs

The quantity of available nutrients…. from the lower levels of the energy pyramids to the higher ones. : (CSS 2013)
(a) Increases
(b) Decreases
(c) remains stable
(d) None of these
Answer: (b)

Carbohydrate content in potato is:
(a) 12%
(b) 22%
(c) 32%
(d) 42%
Answer: (b)

Which refrigerant is commonly used is used in cold storage in our country
(a) Ethylene
(b) Carbide
(c) Liquid Ammonia
(d) Sodium Benzoate
Answer: (c)

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Environmental Science MCQs | General Science & Ability MCQs

Environmental Science MCQs

General Science and Ability MCQs

Which of the following does not vary predictably with the depth of the aquatic environment? (CSS 2013)
(a) Salinity
(b) Temperature
(c) Penetration by sunlight
(d) None of these
Answer: (a)

The ozone layer protects the earth from rays sent by the sun: (CSS 2011)
(a) Ultraviolet rays
(b) Infrared rays
(c) Gamma rays
(d) Radioactive rays
(e) None of these
Answer: (a)

The ozone layer is present in atmosphere above earth. The stratum (layer) of atmosphere in which ozone layer lies is called as: (CSS 2011)
(a) Exosphere
(b) Mesosphere
(c) Stratosphere
(d) Ionosphere
(e) Troposphere
Answer: (c)

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Atomic Structure MCQs (Set-II) | General Science and Ability Solved MCQs

A type of chemical bond that is consists of positive ions in a sea of electrons a(n)
(a) Covalent bond.
(b) Ionic bond.
(c) Metallic bond
(d) Hydrogen bond
Answer: (c)

A weak attraction between a hydrogen atom in one molecule and an oxygen in another is called a(n)
(a) Ionic bond.
(b) Covalent bond
(c) Metallic bond
(d) Hydrogen bond
Answer: (d)

In a Lewis dot structure the dots represent
(a) Atomic nuclei
(b) Valence electrons
(c) Kernel electrons
(d) Protons
Answer: (b)

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CSS Compulsory Subjects MCQs General Science & Ability GK MCQ’s MCQs

Atomic Structure MCQs | General Science and Ability Solved MCQs

Which of the following statements is true?
(a) Atoms of the same element may have different masses.
(b) Atoms may be divided in ordinary chemical reactions.
(c) Atoms can never combine with any other atoms.
(d) Matter is composed of large particles called atoms.
Answer: (a)

The mass of a neutron is
(a) about the same as that of a proton.
(b) about the same as that of an electron.
(c) double that of a proton.
(d) double that of an electron.
Answer: (a)

The nucleus of most atoms is composed of
(a) tightly packed protons.
(b) tightly packed neutrons.
(c) tightly packed protons and neutrons.
(d) loosely connected protons and electrons.
Answer: (c)