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