CSS General Knowledge Topic 1 Everyday Science With Answers

CSS General Knowledge Topic 1 Everyday Science

Sr. # Questions Answers Choice
1 What is Bio-Engineering? Science of medicine Science of life Application to biology and medicine None of these
2 What of Agrostology? Study of forests Study of grasses Study of plants Study of agriculture
3 Which branch of science deals with the relationship between quantities of substances during chemical reaction? Chemistry Microbiology Stoichiometry Solid State Physics
4 Mention the science of the chemistry of life which studies animals and plants by looking at chemicals they contain. Biology Chemistry Biochemistry Histology
5 What is Astrophysics? Study of physical nature of stars,galaxies,and universe. Study of universe Study of earth Study of astrology
6 Which branch of agricultural science deals with the production of field crops and management of the soil? Aerodynamics Agronomy Histology Agro-technology
7 Name of branch of physics that studies the forces exerted by air or other gases in motion. Aero engineering Aerodynamics Aeronautics None of these
8 What is Acaustics? Science of waves Science of sound Science of light Science of radiography
9 The science of celestial bodies is known as: Carpology Agronomy Radio astronomy Astronomy
10 The main factor which determines the balance of nature is: Human activities Habit and habitat Environmental pollution Availability of food
11 The crop most susceptible to frost is: Wheat Cotton Red gram Black gram
12 Which of the following fuels causes minimum environmental pollution? Diesel Kerosene Hydrogen Coal
13 A microscopic organism playing a vital role in nitrogen cycle is: Virus Bacteria Protozoa Red algae
14 Nitrogen fixation is done by: Red algae Blue green algae Brown algae None of these
15 Which of the following gases is not found free in air? Nitrogen Hydrogen Oxygen Carbon dioxide
16 Biodegradable wastes can usually be converted into useful substances with the help of Bacteria Nuclear protiens Radioactive substances None of these
17 The maximum fixation of solar energy is done by: Bacteria Protozoa Green plants Fungi
18 "Green House Effect" means: Pollution in house Prevention of ultraviolet rays Trapping of solar energy due to atmospheric carbon dioxide None of these
19 The largest source of pollution in the world in: Industrial effluents Sewage and garbage Automobile exhausts Herbicides and insecticides
20 Which amongst the following pairs of organisms represents predator-prey relationship? Tiger and deer Man and camel Deer and rabbit None of these
21 The most dangerous consequence of excessive deforestation is: Soil erosion Loss of forest wealth Loss of many valuable plants None of these
22 It all the plants of the World die,all the animals will also die due to shortage of: Cold air Oxygen Food Shelter
23 Which of the following is biodegradable? Paper D.D.T Aluminium Plastic
24 Nutrients are recycled in the atmosphere with the help of certain micro-organisms referred to: Producers Decomposers Consumers None of these
25 The study of relation of animals and plants to their surroundings is called: Ecology Ethnology Genealogy Iconology
26 Uncontrolled industrialisation leads to acid rain.It is mainly contributed by: Nitrous and sulphur oxide Carbon dioxide Methane gas Chlorofluorocarbons
27 Light emitted by sun reaches earth in: 8 minutes and 30 seconds 10 minutes and 30 seconds 12 minutes and 30 seconds 15 minutes and 30 seconds
28 Which of the following chemicals is responsible for the depletion of ozone layer in the atmosphere? Chlorofluorocarbons Nitrous oxide Sulphur oxide Carbon oxide
29 Which is the largest sea in the world? North sea South China Sea Caspian Sea Mediterranean Sea
30 Which of the following is not a fresh water lake? Lake Huron Lake Titicaca Lake Ontario Lake Erie
31 Victoria Falls in Africa is located on: River Niger Riyer Zambezi River Congo River Nile
32 The smallest ocean in the world is: Atlantic ocean Indian Ocean Pacific Ocean Arctic Ocean
33 Gulf Stream carries Warm equatorial water to West American coast Warm equatorial water to eastern coast of Brazil Warm equatorial water to the western coast of Europe None of these
34 Which ocean current is popularly known as warm blanket of Europe? East Australian current Gulf Stream Brazil current Equatorial current
35 Which is the smallest among the following water bodies? Arctic Sea Hudson Bay Japan Sea Okhotsk Sea
36 The greatest known ocean depth which lies in the Pacific Ocean is: 8890 m 11033 m 10000 m 12008 m
37 A huge mass of ice fed by snow on a high mountain slowly sliding downhill before it starts melting is called: Avalanche Glacier Iceberg None of these
38 The Benguela current touches: The eastern coast of South America West African coasr Indian coast None of these
39 The tide at its maximum height is known as: Equinox Neap tide Spring tide Tsunami
40 The world's deepest trench is in: Pacific Ocean Indian Ocean Atlantic Ocean Mediterranean Sea
41 The North and South Equatorial currents are caused by: Difference in temperatures The prevailing trades The prevailing westerlies None of these
42 Sargasso sea is located in: North Pacific Ocean North Atlantic Ocean South Pacific Ocean Indian Ocean
43 The worlds largest lake is: Lake Victoria Caspian Sea Black Sea Superior Lake
44 In the ocean,water moves horizontally over vast areas due to: Density difference Slope of the ocean floor Waves Currents
45 The deepest trench "Mariana Trench" is in: Atlantic Ocean Pacific Ocean Indian Ocean Arctic Ocean
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