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