The lowest layer of Earth’s atmosphere is the:
[Image of Earth’s atmosphere layers]
- a) Troposphere
- b) Stratosphere
- c) Mesosphere
- d) Thermosphere
The primary form of energy released in a nuclear fission reaction is:
- a) Electrical Energy
- b) Chemical Energy
- c) Thermal Energy
- d) Geothermal Energy
The study of the Earth’s atmosphere and weather is called:
- a) Geology
- b) Meteorology
- c) Hydrology
- d) Ecology
A person’s blood group is determined by the presence of specific:
- a) Antigens
- b) Antidotes
- c) Proteins
- d) Antibodies
Trachoma is an infectious disease that affects the:
- a) Liver
- b) Skin
- c) Eyes
- d) Kidney
The number of live births per 1,000 people per year is called the:
- a) Natality Rate
- b) Mortality Rate
- c) Fertility Rate
- d) Birth Index
The force that resists the relative motion of two surfaces in contact is:
- a) Inertia
- b) Friction
- c) Momentum
- d) Gravity
Which fungus is used in the production of soy sauce?
- a) Trichophyton bullosum
- b) Trichophyton
- c) Helminthosporium
- d) Aspergillus
Zero degrees Celsius is equivalent to how many Kelvins?
- a) 280 K
- b) 273 K
- c) 298 K
- d) 300 K
One Pascal, the unit of pressure, is defined as:
- a) 10 Newton per square meter (N/m²)
- b) 100 Newton per square meter (N/m²)
- c) 1 Newton per square meter (N/m²)
- d) 0.1 Newton per square meter (N/m²)
The horizontal movement of air across the Earth’s surface is known as:
- a) Wind
- b) Climate
- c) Weather
- d) Atmospheric Pressure
A natural object that orbits a planet is known as a:
- a) Meteoroid
- b) Satellite
- c) Rocket
- d) Comet
The scientific study of human evolution as a biological species is:
- a) Chronology
- b) Anthropology
- c) Archaeology
- d) Ethnology
Rain that has been acidified by atmospheric pollutants is called:
- a) Heavy Rain
- b) Dust Rain
- c) Acid Rain
- d) Alkaline Rain
In a vacuum, the speed of electromagnetic waves is:
- a) Equal to the speed of light
- b) Less than the speed of light
- c) Greater than the speed of light
- d) Dependent on their frequency
Vegetables are a particularly good dietary source of:
- a) Protein
- b) Enzymes
- c) Calcium
- d) Vitamins
The unit “stone” is a British measurement of:
- a) Length
- b) Weight
- c) Volume
- d) Temperature
Coral reefs are built by colonies of tiny marine animals called:
- a) Panipat
- b) Polyps
- c) Kerala
- d) Diatoms
Which gas combination is commonly used in oxy-fuel welding and cutting?
- a) Nitrogen & Hydrogen
- b) Helium & Argon
- c) Oxygen & Acetylene
- d) Carbon Dioxide & Methane
The disease Goiter is often caused by a deficiency of which element?
- a) Iodine
- b) Bromine
- c) Protein
- d) Potassium
The smallest measurement that can be taken with a standard Vernier caliper is its:
- a) 0.02 mm
- b) 0.01 mm
- c) 0.05 mm
- d) 0.10 mm
Which of the following food items is rich in fats?
- a) Banana
- b) Butter
- c) Milk
- d) Carrots
Birds are classified as:
- a) Cold-blooded (Ectotherms)
- b) Warm-blooded (Endotherms)
- c) Poikilotherms
- d) None of these
The operating principle that allows a submarine to dive and surface is:
[Image of Archimedes principle submarine]
- a) Pascal’s Principle
- b) Bernoulli’s Principle
- c) Archimedes’ Principle
- d) Boyle’s Law
An EEG (Electroencephalogram) is a test that measures activity in the:
- a) Heart (Electrocardiogram)
- b) Brain
- c) Muscles (Electromyogram)
- d) Eyes
For what major discovery is the scientist Marie Curie most famous?
- a) The Electron
- b) The Structure of the Atom
- c) The Proton
- d) Radioactivity
A light-year is a unit of astronomical:
- a) Time
- b) Distance
- c) Speed
- d) Luminosity
The irrational fear of heights is known as:
- a) Astrophobia
- b) Arachnophobia
- c) Claustrophobia
- d) Acrophobia
The piles of rock and debris deposited directly by glaciers are called:
- a) Moraines
- b) Dunes
- c) Deltas
- d) Alluvial Fans
Which of the following is a noble gas?
- a) Argon
- b) Helium
- c) Hydrogen
- d) Neon
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