Nitrogen oxide is present in a very small percentage because nitrogen gas…
Needs special conditions to react
Present in a small percentage
Very harmful to the environment
Useful in the combustion and respiration process
Which of the following gases plays a major role in the combustion process?
Argon
Nitrogen
Water vapor
Oxygen
How does increasing relative humidity affect plants?
Does not affect plants
Increases the rate of transpiration
Decreases the rate of transpiration
Increases the rate of root growth only
The main factor that affects the weather in certain areas is...
Weather factors such as atmospheric pressure and temperature
Type of agriculture in the area
Distance from oceans
Human activity only
What is the result of the difference in atmospheric pressure?
Blowing wind
No wind
Complete calm weather
Increased temperature
It is preferable for aircraft to fly in the stratosphere because of...
High temperature
Increased clouds
Vertical movement of the atmosphere
Horizontal movement of the atmosphere
Mercury barometer measurement at sea level .........
706 mmHg
760 mmHg
776 mmHg
670 mmHg
What device is used to measure the humidity in the air?
Anemometer
Hygrometer
Barometer
Thermometer
In which of the following cases can nitrogen gas react with other gases?
When in contact with oxygen
When lightning occurs
At low temperatures
Under normal conditions
The gas that constitutes the least percentage in the atmosphere is?
Carbon dioxide
What is the most important climatic factor that affects other factors?
Atmospheric pressure
Wind
Humidity
Heat
Ionosphere Used in long-distance wireless communications
True
False
Normal atmospheric pressure 101300 N/m2
Water vapor affects weather and climate as it ...
Causes rain only
Does not affect the weather
Increases the concentration of oxygen
Plays a role in forming clouds
What is the main effect of climate on living organisms?
Affects the distribution, growth and behavior of organisms
Does not affect the growth of organisms
Affects only the distribution of living organisms
Affects only the behavior of organisms
What causes the temperature to vary between different regions?
Population density in the region
The effect of the sun on the surface of the Earth and water
Difference in height above sea level
Type of soil in the region
Solar radiation affects the ionosphere, resulting in…
Reducing atmospheric pressure
Cooling the layer
Ionization of atoms
Does not affect it
What is the process in which heat is transferred from one particle to another in solid materials without the movement of the particles themselves?
Radiation
Conduction
Reflection
Convection
How does low atmospheric pressure affect the amount of oxygen available for breathing in high altitudes?
Causes an increase in blood pressure
Remains constant
The amount of oxygen decreases
The amount of oxygen increases
What is the feature that helps the thorny lizard live in the desert?
Ability to fly
Small channels on its skin to collect moisture
Thick skin prevents water evaporation
Ability to store water for long periods
What is the main property that distinguishes thermal radiation from other methods of heat transfer?
It only occurs in gases
It can spread in a vacuum
It moves at a higher speed than conduction
It depends on the presence of a material medium
What is the physiological response of organisms living in areas with low atmospheric pressure?
Increasing the respiratory rate
Reducing the number of red blood cells
Increasing the number of red blood cells
Reducing physical activity
Which of the following gases can easily react with other elements?
Ozone
Why is the presence of the ozone layer vital to living organisms?
Because it helps in breathing
Because it prevents harmful ultraviolet rays
Because it increases the percentage of argon
Because it enhances combustion processes
Maximum height of the ionosphere 460 km
Nitrogen is largely a carrier gas because it...
Requires special conditions to react
Does not react with oxygen
Reacts quickly with other elements
Make up most of the atmosphere
Why are some regions warm and sunny, while others are cold and dry?
Due to air pollution only
Due to the difference in population
Due to its geographical location and proximity to the equator or poles
Due to the use of renewable energy
Low air pressure is formed when the temperature rises and high air pressure is formed when the temperature drops.
One of the beneficial effects of ultraviolet rays is that it helps in….
Increase in atmospheric pressure
Cooling the air
Decomposition of gases
Formation of ozone
How do winds affect the weather?
Causes rain in all areas
Increases humidity only
Winds prevent rain
Move hot and cold air, which affects temperatures
What are the characteristics of polar winds?
Moist and warm winds
Calm and warm winds
Dry and cold winds
Stormy and rainy winds
The harmful effect of ozone near the Earth's surface can be reduced by...
Reducing oxygen
Reducing water vapor
Increasing nitrogen levels
Reducing chemical emissions
Which of the atmospheric phenomena is considered a result of rapid fluctuations in atmospheric pressure?
Snowfall
Calm winds
Fog
Thunderstorms
What is the main source of heat and light on Earth?
Volcanic activity
Meteors
The Sun
The Moon
All of the following gases make up less than 1% of the volume of the atmosphere except ...
N2
H2
Co2
Ar
What is the phenomenon that explains why hot bodies are less dense than cold bodies in fluids?
Thermal conduction
Thermal expansion
Contraction of matter
Meteors falling towards the Earth burn at an altitude of…
70km
50km
90km
640km
It is considered... The unit of measurement of atmospheric pressure used on meteorological maps
Millibar
mmHg
Bar
All of the above
One of the negative effects of ozone near the Earth's surface is that it...
Enhances plant life
Protects living organisms
Harmless
Toxic and harmful
The direct effect of increased carbon dioxide in the atmosphere is...
Global warming
No effect
Increased oxygen
Reduced cloud cover
Ice fish adapts to live in frozen waters where…
Lives in warm water
Moves at high speed to avoid freezing
Contains large amounts of hemoglobin
Secretes antifreeze proteins
What is the definition of humidity in meteorology?
Air pressure
The amount of water vapor in the air
Air temperature
The amount of oxygen in the air
Which of the following materials is considered a high thermal conductivity?
Plastic
Copper
Wood
Glass
Which layer of the atmosphere contains the most ozone?
Troposphere
Stratosphere
Ionosphere
Mesosphere
Which of the following processes depends on the presence of oxygen?
Combustion process
Excretion process
Photosynthesis