Which of the following factors does not affect the amount of decrease in vapor pressure Solution?
Type of solute
Volume of solution container
Temperature
Concentration of solute
The primary function of producers in an aquatic ecosystem is...
Performing photosynthesis
Consuming other organisms
Regulating water temperature
Purifying water
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
Which of the following factors affects the vapor pressure of the liquid?
Color of the liquid
Shape of the container
Volume of the container
When the temperature of pure water increases ... the vapor pressure
Is not regular
Remains constant
Decreases
Increases
What are the essential nutrients that are necessary for the growth of plants and algae in aquatic systems?
Carbon and oxygen
Calcium and magnesium
Sodium and potassium
Nitrogen and phosphorus
Which of the following factors has the greatest effect on the distribution of fish in the oceans?
Food availability
Water depth
Surface wind speed
Water color
Excessive consumption of small fish by predatory fish leads to... Zooplankton
Complete disappearance of zooplankton
Decreased numbers
No effect on
Increased numbers
Which of the following factors is considered an essential element in sustainable development?
Destruction of natural habitats
Increased consumption of natural resources
Lack of interest in the environment
Development of clean technology
Predatory fish help maintain the balance of coral reefs by...
Feeding on coral reefs
Providing nutrients to coral reefs
Increasing coral reef growth
Controlling the numbers of small organisms such as sea urchins
The potential impact of increasing the number of predatory fish on the aquatic ecosystem is..
Decrease in the number of algae
Increased biodiversity
Better balance in the food chain
Unbalanced increase in the number of small fish
A process occurs ... when the vapor pressure equals the atmospheric pressure
Freezing
Evaporation
Condensation
Sublimation
The natural flow of energy in the aquatic ecosystem affects...
Increased consumption of food resources
Reduced biodiversity
Increased water pollution
Regulated the numbers of organisms at each level of the food chain
The concentrations of dissolved substances in water affect the following except ..
Properties of matter
Distribution of living organisms
Color of living organisms
Water movement
The likely result of an imbalance in nutrient levels in the aquatic system is...
Improving water quality
Disrupting the ecosystem
Increasing biodiversity
Decreasing water temperature
Which of the following is considered a characteristic of salt-tolerant organisms?
Live only in salt water
Can live in a wide range of salinity concentrations
Can only live in fresh water
Does not need osmotic adaptation
What is the main effect of osmotic adaptation on organisms in aquatic environments?
Determines the size of organisms
Determines the age of living organisms
Affects the balance of water and salts in their bodies
Affects the color of organisms
The negative effects of overfishing are...
Enhancing the health of marine organisms
Reducing prey numbers
Causing algae blooms
What are the possible consequences of not maintaining ecological balance in aquatic systems?
Improving fish productivity
Increasing environmental prosperity
Disruption of food chains
Enhancing biodiversity
The physical factor that the food chain needs and comes from outside the planet Earth is..
Soil salts
Water
Light
CO2
Which of the following properties of a liquid does not affect its vapor pressure?
Type of molecules
Mass of liquid
Strength of attraction between molecules
Which of the following is considered an adaptation that helps fish live in salt water?
Increased urine production
Increased salt absorption
Reduced food intake
Reduced water intake
Increasing the concentration of dissolved substances in water increases ... Water
Color
Volume
Density
Pressure
The collective properties of water depend on the number of ... and do not depend on its type
Covalent bonds
Oxygen atoms
Solute particles
Solvent particles
Which of the following statements is true about the vapor pressure of very dilute solutions?
Inversely proportional to the concentration of the solute
Directly proportional to the concentration of the solute
Proportional to the square of the concentration of the solute
Not affected by the concentration of the solute
Vapor pressure in solutions ... Vapor pressure in pure water
Greater than
Less than
Equal to
Half
Carrying ... organisms to different depths of water or to the surface of the water
Water currents
Coral reefs
Particles
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 most effective way for human participation in environmental policies is
Participating in community dialogues
Overfishing
Ignoring government policies
Reducing environmental awareness
What is the main factor that affects the distribution of living organisms in aquatic environments?
Osmotic adaptation
All of the following control the movement of whales in the oceans except
Concentration of salts in the water
Water volume
Water density
The vapor pressure of water... with height above sea level
Doubles
Where does energy begin to flow in the aquatic ecosystem?
From herbivorous fish
From predatory fish
From zooplankton
From producers such as algae and plants
The main source of energy in the food web is..
Plants
The sun
Insects
Nutrients
Which of the following factors is a major cause of the variation in water quality in the oceans..
Photosynthesis
Biodiversity
Use of pesticides
Human activities negatively affect the flow of energy in the aquatic ecosystem through ..
Increasing the efficiency of photosynthesis
Increasing the number of productive organisms
Enhancing the flow of energy
When the external pressure on the surface of the liquid increases, the vapor pressure...
Not affected
Not regular
The vapor pressure of water ... when an amount of table salt is dissolved in it
The basic concept of ecological balance may express..
Reducing the number of living organisms
Preservation of biodiversity through food relations
Unrestricted consumption of resources
One of the importance of maintaining ecological balance is that it helps to...
Maintaining the stability and continuity of the ecosystem
Increasing water temperature
Increasing commercial fishing opportunities