General Science · SSC CGL previous year questions

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2023 67 questions

Q372023 · 20 Jul 2023 · Shift 4
In 1995, with whom did Eric Cornell experimentally produce the first Bose-Einstein condensate in a rarefied gas of rubidium atoms at extremely low temperatures?
1. A.Carl Wieman
2. B.Geoffrey Wilkinson
3. C.Kary B Mullis
4. D.Paul J Flory
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Answer: A
Q272023 · 19 Jul 2023 · Shift 1
In which year did E Gorter and F Grendel make a breakthrough by examining the surface area of lipids and concluded that the lipid surface surrounding cells must be of two layers?
1. A.1910
2. B.1925
3. C.1945
4. D.1962
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Answer: B
Q332023 · 19 Jul 2023 · Shift 1
Match the animals in column A with the phylum they belong to in column B Column-A Column-B i. Jelly fish a. Mollusca ii. Cray fish b. Mammal iii. Whale fish c. Insect iv. Devil fish d. Coelenterate
1. A.i - a, ii - c, iii - b, iv - d
2. B.i - d, ii - a, iii - b, iv - c
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: D
Q382023 · 19 Jul 2023 · Shift 1
Which is the first integrated steel plant in the public sector in India?
1. A.The Visvesvaraya Iron and Steel Limited
2. B.Rourkela Steel Plant
3. C.The Salem Steel Plant
4. D.Indian Iron and Steel Company
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Answer: B
Q332023 · 19 Jul 2023 · Shift 2
Which plant is considered a noxious weed that has a chemical defence mechanism to protect it from predators?
1. A.Calotropis
2. B.Chicory
3. C.Black henbane
4. D.Field bindweed
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Answer: A
Q262023 · 19 Jul 2023 · Shift 3
What is the percentage composition of the element of H2SO3?
1. A.2.5% H, 58.5% S, 39% O
2. B.33% H, 16% S, 51% O
3. C.58.5% H, 39% S, 2.5% O
4. D.2.5% H, 39% S, 58.5% O
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Answer: D
Q292023 · 19 Jul 2023 · Shift 3
In a plant, ________ is present in the middle lamella, primary cell and secondary walls and accumulates in the initial stages of development during cell expansion.
1. A.chitin
2. B.gelatin
3. C.alginate
4. D.pectin
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Answer: D
Q432023 · 19 Jul 2023 · Shift 3
Whose law states that total energy per unit mass of flowing fluid, at any point in the subsurface, is the sum of the kinetic, potential, and fluid-pressure energy and is equal to a constant value?
1. A.Daniel Bernoulli
2. B.Evangelista Torricelli
3. C.Blaise Pascal
4. D.Marie Poiseuille
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Answer: A
Q392023 · 18 Jul 2023 · Shift 1
What cells help In osmoregulation In platyhelminthes?
1. A.Nerve cells
2. B.Flame cells
3. C.Ganglia
4. D.Hooks
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Answer: B
Q322023 · 18 Jul 2023 · Shift 2
In cells, proteins are synthesised in _______.
1. A.Mitochondria
2. B.Golgi apparatus
3. C.Nucleus
4. D.Ribosome
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Answer: D
Q502023 · 18 Jul 2023 · Shift 2
Which of the following are metalloids?
1. A.Boron, oxygen, aluminium
2. B.Boron, mercury, iron
3. C.Boron, silicon, antimony
4. D.Aluminium, mercury, copper
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Answer: C
Q372023 · 18 Jul 2023 · Shift 3
Single-celled life forms were discovered by Anton Van Leeuwenhoek in __________.
1. A.1774
2. B.1884
3. C.1837
4. D.1674
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Answer: D
Q442023 · 18 Jul 2023 · Shift 3
Identify an application in which solar cells are NOT used.
1. A.Radio
2. B.Space probes
3. C.Lift system
4. D.Artificial satellites
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Answer: C
Q292023 · 18 Jul 2023 · Shift 4
Which of the following is a highly electropositive element that readily gives up an electron in order to obtain a stable electronic configuration?
1. A.Cl
2. B.O
3. C.Na
4. D.N
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Answer: C
Q482023 · 18 Jul 2023 · Shift 4
Who sent the Greek ambassador Megasthenes to the court of Chandragupta Maurya?
1. A.Seleucus
2. B.Tolmi
3. C.Dionysus
4. D.Sikandar
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Answer: A
Q302023 · 17 Jul 2023 · Shift 1
Which of the following is used to chemically test starch?
1. A.Chlorine solution
2. B.lodine solution
3. C.Sulphur solution
4. D.Bromine solution
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Answer: B
Q312023 · 17 Jul 2023 · Shift 1
Which of the following is the correct match of the column-A with column-B? Column-A (Nutrients) Column-B (Source) i. Protein rich food a. Wheat ii. Fat rich food b. Lemon iii. Carbohydrate rich food c. Egg white iv. Vitamin C rich food d. Butter and cheese
1. A.i - c, ii - a, iii - b, iv - d
2. B.i - c, ii - d, iii - b, iv - a
3. C.i - c, ii - d, iii - a, iv - b
4. D.i - d, ii - c, iii - b, iv - a
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Answer: C
Q282023 · 17 Jul 2023 · Shift 2
The chemical formula of propene is:
1. A.C2H4
2. B.C3H4
3. C.C3H6
4. D.C2H2
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Answer: C
Q412023 · 17 Jul 2023 · Shift 2
Which of the following chemicals is used as a preservative to slow browning and discolouration in foods and beverages during preparation, storage and distribution?
1. A.Nitrous oxide
2. B.Phosgene
3. C.Sulphites
4. D.Chlorine
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Answer: C
Q472023 · 17 Jul 2023 · Shift 2
Which of the following is another name for starch found mainly in the pulp of seeds, fruits, tubers, roots and stems of plants, especially in corn, potatoes, wheat and rice?
1. A.Amylum
2. B.Xanthan
3. C.Olestra
4. D.Saponin
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Answer: A
Q382023 · 17 Jul 2023 · Shift 3
Identify the element one that does NOT belong to Group 1 of the Modern Periodic Table.
1. A.Sodium
2. B.Lithium
3. C.Hydrogen
4. D.Rubidium
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Answer: C
Q312023 · 17 Jul 2023 · Shift 4
Match column A with column B. Column A (Type of algae) Column B (Proper Name) a. Blue-green algae i. Sargassum b. Red algae ii. Chlamydomonas c. Green algae iii. Rhodophyta d. Brown algae iv. Cyanobacteria
1. A.a - i, b - ii, c - iii, d - iv
2. B.a - i, b - iii, c - ii, d - iv
3. C.a - iv, b - iii, c - ii, d - i
4. D.a - iii, b - iv, c - ii, d - i
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Answer: C
Q322023 · 14 Jul 2023 · Shift 2
What will be the atomic number of an element X which is placed in period 2 and group 17?
1. A.8
2. B.7
3. C.10
4. D.9
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Answer: D
Q382023 · 14 Jul 2023 · Shift 3
Which of the following cells are found in the liver of mammals?
1. A.Purkinje cells
2. B.Microglial cells
3. C.Kupffer cells
4. D.Sensory cells
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Answer: C
Q412023 · 14 Jul 2023 · Shift 3
Which Vitamin D analogue is used to treat hypoparathyroidism, refractory rickets and familial hypophosphatemia?
1. A.Tacalcitol
2. B.Tocopherol
3. C.Ergocalciferol
4. D.Retinol
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Answer: C