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SSC CGL Previous Year Questions: General Science - 1 - SSC CGL MCQ


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20 Questions MCQ Test SSC CGL Previous Year Papers - SSC CGL Previous Year Questions: General Science - 1

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

What is the popular name of ‘Ascorbic Acid’?     (SSC CGL 2018)

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

Ascorbic Acid is a natural water-soluble vitamin. Vitamin C is also known as ascorbic acid. It is used to prevent or treat low levels of vitamin C in people who do not get enough of the vitamin from their diets. Ascorbic acid is a potent reducing and antioxidant agent that functions in fighting bacterial infections, in detoxifying reactions, and in the formation of collagen in fibrous tissue, teeth, bones, connective tissue, skin, and capillaries.

SSC CGL Previous Year Questions: General Science - 1 - Question 2

The explosion of crackers is an example of ___.      (SSC CGL 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 2

The explosion of crackers is an example of Combustion. Combustion is a chemical process where any fuel has a reaction with air (oxidant) to produce heat energy. Combustion usually occurs when a hydrocarbon reacts with oxygen to produce carbon dioxide and water.

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SSC CGL Previous Year Questions: General Science - 1 - Question 3

Which of the following is a vestigial organ?         (SSC CGL 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 3

The appendix is a finger-like, blind-ended tube connected to the cecum, from which it develops in the embryo. The appendix looks like a narrow tube that joins to the end of the colon. It's thought to have come from our herbivorous ancestors where it played a role in digesting tough plant-based food. Appendix is a vestigial organ.

SSC CGL Previous Year Questions: General Science - 1 - Question 4

What is the dominant chemical present in vinegar?      (SSC CGL 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 4

Ethanoic acid commonly called as acetic acid is the second members of the aliphatic monocarboxylic acids. It is mainly found in all kinds of citrus fruits. The structure of ethanoic acid is shown below.

Its dilute solution in water (5-8%) is known as vinegar, which is used for preserving food-sausage, pickles etc.

SSC CGL Previous Year Questions: General Science - 1 - Question 5

In which part of the body is blood produced?        (SSC CGL 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 5

In the human adult, the bone marrow produces all of the red blood cells, 60-70 % of the white cells (i.e., the granulocytes), and all of the platelets. The lymphatic tissues, particularly the thymus, the spleen, and the lymph nodes, produce the lymphocytes (comprising 20-30 % of the white cells).

SSC CGL Previous Year Questions: General Science - 1 - Question 6

Identify the part of brain that controls the maintenance of posture,balance and equilibrium.  (SSC CGL 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 6

The cerebellum (back of brain) is located at the back of the head. Its function is to coordinate voluntary muscle movements and to maintain posture, balance, and equilibrium.

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

Wind turbines convert __________ energy into mechanical power.        (SSC CGL 2018)

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

Wind turbines convert the kinetic energy into mechanical power. This mechanical power can be used for specific tasks or a generator can convert this mechanical power into electricity to power homes, businesses, schools etc.

SSC CGL Previous Year Questions: General Science - 1 - Question 8

The High Yielding Varieties (HYVs) of wheat were first developed in ______.    (SSC CHSL 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 8

By 1956, Mexico became self-sufficient in wheat production due to cultivation of semi-dwarf wheat. This led to the variety’s introduction in the mid-1960s in India and Pakistan, where production doubled as a result. Later, similar strains for rice and other cereals were developed in Asia.

SSC CGL Previous Year Questions: General Science - 1 - Question 9

Which of the following fuels has calorific value equal to petrol?     (SSC CHSL 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 9

Calorific Values of Different Fuels

SSC CGL Previous Year Questions: General Science - 1 - Question 10

In which of the following organs of human body are carbohydrates stored as glycogen?      (SSC CHSL 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 10

The human body uses carbohydrates in the form of glucose. Glucose can be converted to glycogen, a polysaccharide similar to starch, which is stored in the liver and the muscles and is a readily available source of energy for the body

SSC CGL Previous Year Questions: General Science - 1 - Question 11

Under the Sustainable Alternative Towards Affordable Transportation (SATAT) scheme, ______ is being promoted as an alternative transport fuel.    (SSC CHSL 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 11

SATAT, the initiative is aimed at providing a Sustainable Alternative Towards Affordable Transportation as a developmental effort that would benefit both vehicleusers as well as farmers and entrepreneurs. This initiative holds great promise for efficient municipal solid waste management and in tackling the problem of polluted urban air due to farm stubble-burning and carbon emissions. Use of compressed bio gas will also help bring down dependency on crude oil imports and in realising the Prime Minister’s vision of enhancing farmers’ income, rural employment and entrepreneurship.

SSC CGL Previous Year Questions: General Science - 1 - Question 12

Which of the following is NOT a valve of the Heart?     (SSC CHSL 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 12

A septum is a wall, dividing a cavity or structure into smaller ones. The role of the septum is to separate the right and the left side of the heart, thus preventing deoxygenated and oxygenated blood from mixing.

SSC CGL Previous Year Questions: General Science - 1 - Question 13

______ are called suicidal bags of the cell.     (SSC Sub. Ins. 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 13

Lysosomes are the cellular organelles that contain digestive enzymes that break down waste materials, foreign materials and foreign particles that entered cell. It helps the cell to process its nutrients and is responsible for destroying the cell after it has died. Lysosomes are also called suicidal bags of the cell because they burst to eat up the dead cell, leaving space for new cells to come.

SSC CGL Previous Year Questions: General Science - 1 - Question 14

Which of the following is the universal recipient blood group?             (SSC Sub. Ins. 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 14

A person who can accept a blood transfusion from any blood type is called a universal recipient. Universal recipients have type AB blood and can receive a blood transfusion from a person with any blood type.

SSC CGL Previous Year Questions: General Science - 1 - Question 15

Enzymes are_________that act as catalysts within the living cells.    (SSC Sub. Ins. 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 15

Enzymes are protein molecules in cells which work as biological catalysts. Enzymes speed up chemical reactions in the body, but do not get used up in the process, therefore can be used over and over again.

SSC CGL Previous Year Questions: General Science - 1 - Question 16

Which element is used to make the coils used in water heaters?     (SSC Sub. Ins. 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 16

Nichrome is a non-magnetic alloy of nickel and chromium. It has very low resistivity and a very high boiling point (~1400 °C) which makes nichrome a very good conductor of electricity and ideal material for making wires and standard resistance coil.

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

A January 2019 study by the scientists from National Chemical Laboratory, Pune suggested measuring levels of free albumin and albumin attached to glucose molecules in the blood as a diagnostic test for_______.        (SSC Sub. Ins. 2018)

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

Diabetes is a metabolic disease that causes high blood sugar. The hormone insulin moves sugar from the blood into your cells to be stored or used for energy. With diabetes, your body either doesn’t make enough insulin or can’t effectively use the insulin it does make.

SSC CGL Previous Year Questions: General Science - 1 - Question 18

In humans, fertilisation usually takes place in the_______.         (SSC Sub. Ins. 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 18

Fertilization happens when a sperm cell successfully meets an egg cell in the fallopian tube. Once fertilization takes place, this newly fertilized cell is called a zygote. From here, the zygote will move down the fallopian tube and into the uterus.

SSC CGL Previous Year Questions: General Science - 1 - Question 19

The ________in the human body controls every activity that you perform.     (SSC Sub. Ins. 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 19

The nervous system transmits signals between the brain and the rest of the body, including internal organs. In this way, the nervous system’s activity controls the ability to move, breathe, see, think, and more.

SSC CGL Previous Year Questions: General Science - 1 - Question 20

The Tyndal Effect is due to: (SSC Sub. Ins. 2018)

Detailed Solution for SSC CGL Previous Year Questions: General Science - 1 - Question 20

The Tyndall effect is the scattering of light as a light beam passes through a colloid. The individual suspension particles scatter and reflect light, making the beam visible.

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