Carrying ... organisms to different depths of water or to the surface of the water
Water currents
Particles
Density
Coral reefs
The collective properties of water depend on the number of ... and do not depend on its type
Solvent particles
Solute particles
Covalent bonds
Oxygen atoms
The potential impact of increasing the number of predatory fish on the aquatic ecosystem is..
Increased biodiversity
Decrease in the number of algae
Unbalanced increase in the number of small fish
Better balance in the food chain
Which of the following factors has the greatest effect on the distribution of fish in the oceans?
Water color
Water depth
Food availability
Surface wind speed
A process occurs ... when the vapor pressure equals the atmospheric pressure
Evaporation
Freezing
Sublimation
Condensation
What is the main factor that affects the distribution of living organisms in aquatic environments?
Osmotic adaptation
Temperature
When the external pressure on the surface of the liquid increases, the vapor pressure...
Increases
Decreases
Not affected
Not regular
Which of the following factors affects the vapor pressure of the liquid?
Color of the liquid
Volume of the container
Shape of the container
Which of the following factors is a major cause of the variation in water quality in the oceans..
Use of pesticides
Overfishing
Biodiversity
Photosynthesis
Vapor pressure in solutions ... Vapor pressure in pure water
Half
Less than
Equal to
Greater than
The negative effects of overfishing are...
Enhancing the health of marine organisms
Causing algae blooms
Increasing biodiversity
Reducing prey numbers
The concept of sustainable development in the environmental context refers to...
Reducing biodiversity
Ignoring environmental issues
Meeting the needs of the present generation without compromising the capabilities of the Future generations
Excessive consumption of resources
The physical factor that the food chain needs and comes from outside the planet Earth is..
Soil salts
CO2
Light
Water
Where does energy begin to flow in the aquatic ecosystem?
From predatory fish
From producers such as algae and plants
From zooplankton
From herbivorous fish
All of the following control the movement of whales in the oceans except
Water movement
Water density
Concentration of salts in the water
Water volume
Which of the following is considered a characteristic of salt-tolerant organisms?
Can live in a wide range of salinity concentrations
Live only in salt water
Does not need osmotic adaptation
Can only live in fresh water
The natural flow of energy in the aquatic ecosystem affects...
Reduced biodiversity
Increased consumption of food resources
Increased water pollution
Regulated the numbers of organisms at each level of the food chain
The vapor pressure of water... with height above sea level
Remains constant
Doubles
Increasing the concentration of dissolved substances in water increases ... Water
Volume
Color
Pressure
Which of the following statements is true about the vapor pressure of very dilute solutions?
Directly proportional to the concentration of the solute
Inversely proportional to the concentration of the solute
Not affected by the concentration of the solute
Proportional to the square of the concentration of the solute
Human activities negatively affect the flow of energy in the aquatic ecosystem through ..
Disruption of food chains
Increasing the number of productive organisms
Enhancing the flow of energy
Increasing the efficiency of photosynthesis
The basic concept of ecological balance may express..
Preservation of biodiversity through food relations
Destruction of natural habitats
Unrestricted consumption of resources
Reducing the number of living organisms
Excessive consumption of small fish by predatory fish leads to... Zooplankton
No effect on
Increased numbers
Decreased numbers
Complete disappearance of zooplankton
The concentrations of dissolved substances in water affect the following except ..
Distribution of living organisms
Color of living organisms
Properties of matter
What is the main effect of osmotic adaptation on organisms in aquatic environments?
Affects the balance of water and salts in their bodies
Determines the size of organisms
Affects the color of organisms
Determines the age of living organisms
The main source of energy in the food web is..
Plants
The sun
Nutrients
Insects
Predatory fish contribute to maintaining the ecological balance in aquatic systems by ..
Reducing the growth of aquatic plants
Controlling the number of prey
Purifying water from pollutants
Increasing the amount of nutrients
The vapor pressure of water ... when an amount of table salt is dissolved in it
What are the essential nutrients that are necessary for the growth of plants and algae in aquatic systems?
Calcium and magnesium
Nitrogen and phosphorus
Sodium and potassium
Carbon and oxygen
The likely result of an imbalance in nutrient levels in the aquatic system is...
Decreasing water temperature
Disrupting the ecosystem
Improving water quality
One of the importance of maintaining ecological balance is that it helps to...
Increasing commercial fishing opportunities
Maintaining the stability and continuity of the ecosystem
Increasing water temperature
The primary function of producers in an aquatic ecosystem is...
Performing photosynthesis
Regulating water temperature
Consuming other organisms
Purifying water
Predatory fish help maintain the balance of coral reefs by...
Increasing coral reef growth
Controlling the numbers of small organisms such as sea urchins
Feeding on coral reefs
Providing nutrients to coral reefs
When the temperature of pure water increases ... the vapor pressure
Is not regular
What are the possible consequences of not maintaining ecological balance in aquatic systems?
Improving fish productivity
Enhancing biodiversity
Increasing environmental prosperity
The most effective way for human participation in environmental policies is
Reducing environmental awareness
Ignoring government policies
Participating in community dialogues
Which of the following factors does not affect the amount of decrease in vapor pressure Solution?
Concentration of solute
Type of solute
Volume of solution container
Which of the following properties of a liquid does not affect its vapor pressure?
Strength of attraction between molecules
Type of molecules
Mass of liquid
Which of the following factors is considered an essential element in sustainable development?
Increased consumption of natural resources
Lack of interest in the environment
Development of clean technology
Which of the following is considered an adaptation that helps fish live in salt water?
Increased salt absorption
Reduced water intake
Increased urine production
Reduced food intake