General Science · SSC CGL previous year questions

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2023 67 questions

Q342023 · 25 Jul 2023 · Shift 3
In which year did Walther Flemming coined the term 'chromatin' for the stained substance found in the cell nucleus?
1. A.1900
2. B.1840
3. C.1849
4. D.1879
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Answer: D
Q492023 · 25 Jul 2023 · Shift 3
Which of the following elements has variable valency?
1. A.Iron
2. B.Sodium
3. C.Sulphur
4. D.Magnesium
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Answer: A
Q362023 · 25 Jul 2023 · Shift 4
Which of the following is found in plant cells only?
1. A.Cell membrane
2. B.Cell wall
3. C.Nucleolus
4. D.Mitochondria
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Answer: B
Q432023 · 25 Jul 2023 · Shift 4
Which of the following combinations of “animal” and “area they found” is INCORRECT ?
1. A.Kangaroo - Australia
2. B.Orangutan - Caribbean islands
3. C.Ostrich - Savanna and desert regions,
4. D.Lemurs - Madagascar
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Answer: B
Q292023 · 24 Jul 2023 · Shift 1
Vitamins and minerals are helpful for which of the following?
1. A.Proper breathing
2. B.Proper sweating
3. C.Proper fat storage
4. D.Carry out metabolic reactions in our body
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Answer: D
Q442023 · 24 Jul 2023 · Shift 1
In the early 1800s, who discovered that each chemical element is made up of a unique type of atom and that atoms differ by their mass?
1. A.Antoine Lavoisier
2. B.John Dalton
3. C.Amedeo Avogadro
4. D.Robert Boyle
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Answer: B
Q452023 · 24 Jul 2023 · Shift 1
Match the columns. Column-A (Disorder) Column-B (Hormone/Gland) i. Addison's disease a. Adrenal gland ii. Hashimoto's disease b. Thyroid gland iii. Acromegaly c. Growth hormone iv. SIADH d. Vasopressin
1. A.i - b, ii- a, iii - d, iv - c
2. B.i - b, ii - c, iii - a, iv - d
3. C.i - a, ii - b, iii - c, iv - d
4. D.i - d, ii - c, iii - b, iv - a
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Answer: C
Q292023 · 24 Jul 2023 · Shift 3
Identify the element that does NOT belong to Period 6 of the Modern Periodic Table.
1. A.Silicon
2. B.Tungsten
3. C.Rhenium
4. D.Platinum
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Answer: A
Q472023 · 24 Jul 2023 · Shift 3
Which of the following statement is correct regarding cell membrane? I. The membrane is selectively permeable to some molecules present on either side of it. II. Water may also move across this membrane from lower to higher concentration.
1. A.Only II
2. B.Only I
3. C.Neither I nor II
4. D.Both I and II
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Answer: B
Q432023 · 24 Jul 2023 · Shift 4
Which form of leucoplast specialises in oil synthesis and storage and is mainly found in the layer of cells in pollen grains that develop pollen grains?
1. A.Gerontoplasts
2. B.Proteinoplasts
3. C.Chloroplasts
4. D.Elaioplasts
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Answer: D
Q272023 · 21 Jul 2023 · Shift 1
Which of the following organic compounds is synonymous with olefiant gas which is used to make anaesthetics, refrigerants and other chemicals?
1. A.Ethylene
2. B.1-Pentene
3. C.Methane
4. D.Butane
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Answer: A
Q382023 · 21 Jul 2023 · Shift 1
In Which year did John Newlands propound the 'Law of Octaves' an innovative concept proposing the periodicity of chemical elements arranged in the order of atomic weight?
1. A.1861
2. B.1863
3. C.1865
4. D.1867
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Answer: C
Q432023 · 21 Jul 2023 · Shift 1
What do you call the glycocalyx when it is like a loose sheath in the cell envelope of bacteria?
1. A.Mesoderm
2. B.Capsule
3. C.Slime layer
4. D.Organelle
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Answer: C
Q302023 · 21 Jul 2023 · Shift 2
Identify the last element from the fifth period.
1. A.Helium
2. B.Yttrium
3. C.Rubidium
4. D.Xenon
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Answer: D
Q392023 · 21 Jul 2023 · Shift 2
Match the columns. Column-A (Enzyme/Protein) Column-B (Role in DNA replication) i. Helicase a. Joins the 3' end of the new DNA fragment to the 5' end of the previous one ii. RNA primase b. Nucleotide polymerisation iii. DNA polymerase c. RNA primer synthesis iv. DNA ligase d. Opens up the DNA double helix
1. A.i - a, ii - b, iii - c, iv - d
2. B.i - b, ii - a, iii - d, iv - c
3. C.i - d, ii - c, iii - b, iv - a
4. D.i - b, ii - c, iii - a, iv - d
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Answer: C
Q382023 · 21 Jul 2023 · Shift 3
Which of the following group elements are called chalcogens?
1. A.Group-16
2. B.Group-2
3. C.Group-17
4. D.Group-18
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Answer: A
Q402023 · 21 Jul 2023 · Shift 3
What is an instrument that sends pulses of electromagnetic energy into the atmosphere to detect rainfall, determine its speed and intensity, and identify precipitation types such as rain, snow or hail?
1. A.Barometer
2. B.Spectral pyranometer
3. C.2D sonic anemometer
4. D.Doppler weather radar
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Answer: D
Q272023 · 21 Jul 2023 · Shift 4
What is the name of a metallic radioactive transuranic element with atomic number 101 in the actinide series, discovered in 1955?
1. A.Seaborgium
2. B.Nobelium
3. C.Mendelevium
4. D.Rutherfordium
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Answer: C
Q362023 · 21 Jul 2023 · Shift 4
Identify the animal that does NOT have bilateral symmetry.
1. A.Annelida
2. B.Molluscs
3. C.Arthropoda
4. D.Cnidarian
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Answer: D
Q332023 · 20 Jul 2023 · Shift 1
Which of the following is the correct match of the column-A with column-B? Column-A (Name of Disease) Column-B (Affected Organs) i. Alzheimer's diseases a. Salivary glands ii. Diphtheria b. Reproductive tract iii. Gonorrhoea c. Brain iv. Mumps d. Nose and throat
1. A.i - c, ii - a, iii - b, iv - d
2. B.i - d, ii - c, iii - b, iv - a
3. C.i - c, ii - d, iii - a, iv - b
4. D.i - c, ii - d, iii - b, iv - a
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Answer: D
Q432023 · 20 Jul 2023 · Shift 1
Select the option that is true regarding the following two statements labelled Assertion (A) and Reason (R). (A): An object slips less on a rough surface than a smooth surface. (R): When a surface is rough, frictional force increases.
1. A.Assertion (A) is true and Reason (R) is false.
2. B.Both Assertion (A) and Reason (R) are the true but Reason (R) is not a correct explanation of Assertion (A).
3. C.Assertion (A) is false and Reason (R) is true.
4. D.Both Assertion (A) and Reason (R) are the true and Reason (R) is a correct explanation of Assertion (A).
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Answer: D
Q352023 · 20 Jul 2023 · Shift 2
Which element's atomic number in the periodic table is named seaborgium, according to the notation of IUPAC nomenclature?
1. A.110
2. B.106
3. C.102
4. D.113
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Answer: B
Q472023 · 20 Jul 2023 · Shift 2
Identify an organism that has a well-defined muscular pharynx.
1. A.Ascaris
2. B.Adamsia
3. C.Ctenoplana
4. D.Gorgonia
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Answer: A
Q372023 · 20 Jul 2023 · Shift 3
Meandrina is the generic name of which Coelenterata animal having soft tube-shaped bodies that live together in large groups?
1. A.Brain coral
2. B.Sea anemone
3. C.Sea-fan
4. D.Medusa
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Answer: A
Q422023 · 20 Jul 2023 · Shift 3
Which of the following is a synthetic fluorinated compound with an extremely stable molecular structure known to be the most potent greenhouse gas ever found?
1. A.Hydrogen fluoride
2. B.Sodium monofluorophosphate
3. C.Sulphur hexafluoride
4. D.Calcium fluoride
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Answer: C