Hello and welcome to exampundit. Here is a set of General Science Quiz on miscellaneous topic for RRB Group D & ALP 2018 Examination.
1. Study of crop production is ………………
(a) Entology
(b) Ecology
(c) Botany
(d) Agronomy
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Option: D
Explanation: Agronomy is the science and technology of producing and using plants for food, fuel, fiber, and land reclamation.
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2. Bos Taurus is a scientific name of ………………..
(a) Buffalo
(b) Horse
(c) Cow
(d) Cat
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Option: C
Explanation: Cows are raised in many different countries around the world, mainly for the cowsnatural resources such as milk, meat
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3. …………….. includes all prokaryotic organism likes bacteria, cynobacterioa and archiobacteria
(a) Animalia
(b) Protista
(c) Monera
(d) Planatae
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Option: C
Explanation: Monera Kingdom- All the organisms of this kingdom are prokaryotes
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4. Which one of the following is not a constituent of biogas?
(a) Methane
(b) Carbon dioxide
(c) Hydrogen
(d) Nitrogen dioxide
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Option: D
Explanation: Nitrogen dioxide (NO2 ) is not a component of biogas.
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5. Bar is a unit of which one of the following?
(a) Force
(b) Energy
(c) Pressure
(d) Frequency
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Option: C
Explanation: 1 Bar = 105 Pa. Both bar and Pa are the unit of pressure.
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6. Which of the following metals are present in haemoglobin and chlorophyll, respectively?
(a) Fe and Mg
(b) Fe and Zn
(c) Mg and Zn
(d) Zn and Mg
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Option: A
Explanation: Fe and Mg metals are present in haemoglobin and chlorophyll respectively.
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7. A mother of blood group O has a group O child. What could be the blood group of father of the child?
(a) Only O
(b) A or B or O
(c) A or B
(d) Only AB
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Option: B
Explanation: The blood group of father of the child could be A or B or O.
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8. Which one of the following causes the chikungunia disease?
(a) Bacteria
(b) Helminthic worm
(c) Protozoan
(d) Virus
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Option: D
Explanation: Chikungunia is caused by chikenguniya virus which is an insect borne virus of genus Alphavirus. Symptoms show high fever, maculopapular rash, headache, etc.
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9. Which one of the following vitamins helps in clotting of blood?
(a) Vitamin-A
(b) Vitamin-B6
(c) Vitamin-D
(d) Vitamin-K
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Option: D
Explanation: Vitamin-K adds in blood clotting. Vitamin-K acts as an essential cofactor for factor-II, VII, IX, X and also for proteins Z, C and S.
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10. What is the purpose of adding baking soda to dough?
(a) To generate moisture
(b) To give a good flavour
(c) To give good colour
(d) To generate carbon dioxide
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Option: D
Explanation: Baking soda has sodium bicarbonate as the chief constituent. It decomposes on heating giving carbon dioxide. This causes dough, cakes, biscuits etc. to expand and become light.
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