R4RIN
Articles
Java 8
MCQS
General Science MCQ Quiz Hub
General Science MCQ Questions Set-1
Choose a topic to test your knowledge and improve your General Science skills
1. The blue colour of the clear sky is due to
Diffraction of light
Dispersion of light
Reflection of light
Refraction of light
2. What color does yellow and green make?
Lime
Ocean mist
Maroon
Tangerine
3. Which of the following is a function of the geosphere?
providing a moderatelivable climate
serving as the interface between the other spheres
facilitating the movement of water through spheres through transpiration
facilitating the process of photosynthesis
4. Which one of the following types of waves are used in a night vision apparatus?
Radio waves
Microwaves
Infra-red waves
None of the above
5. Calcium absorption is facilitated by the presence of A) B) Vitamin C C) Vitamin A D) Vitamin K
Vitamin D
Vitamin C
Vitamin A
Vitamin K
6. As you go down into a wellyour weight
increases slightly
decreases slightly
remains exactly the same
None of the above
7. Which of the following is used in pencils?
Silicon
Phosphorous
Graphite
Charcoal
8. The weight of an object will be minimum when it is placed at ?
The North Pole
The South Pole
The Equator
The center of the Earth
9. In fireworksthe green flame is produced because of
Sodium
Potassium
Barium
Mercury
10. Barbara creates a table of the six essential nutrients. Macronutrients : Micronutrients Carbohydrates : Fats Proteins : Vitamins Water : Minerals Where did Barbara make an error in placement of a nutrient?
Fats
Vitamins
Minerals
Water
11. A married couple adopted a male child. A few years latertwin boys were born to them. The blood group of the couple is AB positive and O negative. The blood group of the three sons is A positiveB positiveand O positive. The blood group of the adopted son is
O positive
A positive
B positive
Cannot be determined on the basis of the given data
12. What does airbagused for safety of car drivercontain?
Sodium bicarbonate
Sodium azide
Sodium nitrite
Sodium peroxide
13. Which one of the following types of laser is used in laser printers?
Semiconductor laser
Dye laser
Gas laser
Excimer laser
14. Which of the following parts of the sun is easily visible only during a total solar eclipse?
core
photosphere
sunspots
corona
15. Which of the following has got more heat capacity?
Iron piece
Water
Gold piece
Benzene
16. The concept of carbon credit originated from
G-8 SummitHciligendamm
Earth SummitRio de Janeiro
Montreal Protocol
Kyoto Protocol
17. Potassium Permanganate is used for purifying drinking waterbecause
it is a sterilising agent
it dissolves the impurities of water
it is a reducing agent
it is an oxidising agent
18. The gases used in different types of welding would include
oxygen and hydrogen
oxygen and acetylene
oxygenacetylene and argon
oxygenhydrogenacetylene and nitrogen
19. The radioactive element most commonly detected in humans is
potassium-40
cobalt-60
iodine-131
plutonium-238
20. The Ozone Layer restricts from
Infrared Rays
Radio waves
Ultraviolet Radiation
X-Rays and Gamma Rays
21. The filament of an electric bulb is made of
tungsten
nichrome
graphite
iron
22. Which of the following foods does not support bacterial growth?
Raw carrots
Sauted onions
Refried beans
Cooked rice
23. Which of the following plants is not capable of manufacturing own food?
Algae
Mushroom
Carrot
Cabbage
24. When a gas is turned into a liquidthe process is called
condensation
evaporation
deposition
sublimation
25. What about Earth allows it to maintain bodies of water?
mountains
tides
moderate tempatures
comet crashes
26. Garampani sanctuary is located at
Diphu Assam
Gangtok Sikkim
Junagarh Gujarat
Kohima Nagaland
27. The theory which advocates that living beings can arise only from other living beings is termed
Bio-genesis
Abiogenesis
Catastrophism
Cosmozoic
28. At presentscientists can determine the arrangement or relative positions of genes of DNA sequences on a chromosome. How does this knowledge benefit us? 1. It is possible to know the pedigree of livestock. 2. It is possible to understand the causes of all human diseases. 3. It is possible to develop disease-resistant animal breeds. Which of the statements given above is/are correct?
1 and 2 only
2 only
1 and 3 only
12 and 3
29. Iodine test is used to detect
Carbohydrate
Fat
Protein
Cholesterol
30. If a tropical rain forest is removedit does not regenerate quickly as compared to a tropical deciduous forest. This is because
The soil of rain forest is deficient in nutrients
Propagules of the trees in a rain forest have poor viability
The rain forest species are slow growing
Exotic species invade the fertile soil of rain forest
31. Genetic alteration probably refers to altering what
Genes found on ribosomes
Genes found on chromosomes
Genes found on cytoplasm
All of the above
32. Lichens are the best indicator of
Air pollution
Sound pollution
Noise pollution
Water pollution
33. What happens when some charge is placed on a soap bubble?
Its radius decreases
Its radius increases
The bubble Collapses
The bubble expands
34. The uranium fuel used worldwide is mainly in the form of
U3O8
UO2
UF6
U metal
35. What is the scientific name for washing soda?
Sodium carbonate
Sodium bicarbonate
Calcium carbonate
Calcium bicarbonate
36. How many layers of skin does a human have?
1
2
3
4
37. The Mudumalai National Park is located in which state ?
Chattisgarh
Haryana
Tamil Nadu
Karnataka
38. In a laser (say neon laser) all the atoms emit the light waves of
Same frequency
Same amplitude
Same phase
All the above
39. The first synthetic fibre made by man was ____ ?
Rayon
Terycott
Polyester
Nylon
40. Suppose if we measure the time lapse between the two Sunsets by sitting in the beach from this we can estimate
The distance between the sun and earth
The depth of the ocean
The radius of the earth
The radius of the sun
41. The intensity of Earthquakes is measured on
Richter scale
Secant scale
Mercalli scale
Beaufort scale
42. Plants synthesis protein from
amino acids
starch
fatty acids
sugar
43. For Galvanizing Iron which of the following Metals is used?
Zinc
Lead
Aluminium
Copper
44. The longest period of prenatal development is the
Germinal period
Fetal period
Embryonic period
None
45. Wireless transmission can be done via
Infrared waves
Radio waves
Microwaves
All of the above
46. Pollination by wind is called
Hydrophily
Entomophily
Anemophily
Zoophily
47. The man who is specialist in wine making is called as ?
Wenologist
Grapologist
Oenologist
None
48. Which of the following is likely during vigorous exercise?
Blood flow to the kidneys increases.
capillaries of the active muscles will be engorged with blood.
The skin will be cold and clammy.
Blood will be diverted to the digestive organs.
49. The layer of air around the earth is known as
Troposphere
Ionosphere
Atmosphere
Ozone layer
50. The term biodiversity refers to
Range of genetic variation within a population
Total number of different species within a habitat
Both A & B
None of the above
Submit