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WorksheetsNWEA DAY 2 ET
Total questions: 13
Worksheet time: 7mins
What is a watershed and how does it function in the environment?
A type of cloud formation that affects weather patterns.
A land area that channels rainfall and snowmelt to creeks, streams, and rivers, and eventually to outflow points such as reservoirs, bays, and the ocean.
A mountain range that affects the direction of prevailing winds.
A man-made system used for the collection and storage of rainwater.
Explain how the presence of liquid water on Earth contributes to its ability to support life.
It provides a medium for chemical reactions essential for life.
It increases the surface temperature of the Earth.
It reflects sunlight away from the surface.
It absorbs all ultraviolet radiation from the sun.
Why is the location of a watershed important in determining the health of a coastal ecosystem?
It determines the type of fish that can be found in the coastal waters.
It affects the salinity of the ocean nearby.
It influences the amount and type of pollutants that are carried to the coastal waters.
It controls the temperature of the coastal region.
How does Earth's atmosphere compare to other planets in the solar system in terms of its ability to support life?
It has a higher percentage of nitrogen which is critical for life.
It contains oxygen which is essential for the respiration of most life forms.
It is primarily composed of hydrogen and helium.
It has a protective magnetic field that other planets lack.
Discuss the significance of Earth's distance from the sun in terms of its ability to support life.
It allows for moderate temperatures that enable the presence of liquid water.
It is ideal for solar energy to be harnessed using technology.
It minimizes the impact of solar flares on biological life.
It maximizes the amount of daylight hours during the summer.
How does urban development impact watersheds and their ability to function naturally?
It increases the amount of green space and natural habitats.
It decreases water pollution by introducing advanced water treatment facilities.
It increases surface runoff, which can lead to more pollutants entering the water system.
It has no significant impact on watersheds.
What role does the atmosphere play in making Earth suitable for life, and how is it unique compared to other planets?
It helps protect us from solar radiation
It leads to the formation of important mineral resources.
It is responsible for the greenhouse effect.
It creates a surface entirely covered by water.
What is the primary factor that distinguishes a desert biome from a tropical rainforest biome?
Amount of annual rainfall
Types of animal species present
Temperature variations throughout the year
Soil nutrient content
Which biome is characterized by extremely low temperatures, little precipitation, and permafrost?
Tropical rainforest
Desert
Tundra
Temperate forest
How does biodiversity contribute to the stability of an ecosystem?
It ensures more consistent economic growth.
It increases the dependency of species on a single food source.
It enhances ecosystem resilience against environmental disturbances.
It reduces the genetic variability of species.
What role do keystone species play in maintaining biodiversity in their ecosystems?
They primarily provide aesthetic value to the ecosystem.
They control the population levels of other species, maintaining ecological balance.
They are the primary food source for all other species in the ecosystem.
They have no significant impact on their ecosystems.
Which human activity is most directly responsible for the loss of biodiversity?
Implementation of renewable energy sources.
Restoration of natural habitats.
Deforestation for agriculture and urban development.
Scientific research in genetics.
