29 Questions
What is the main goal of Environmental Science?
To understand and solve environmental issues and problems.
How did hunter-gatherers obtain food?
By collecting plants, hunting, or scavenging.
What impact did hunter-gatherers have on the environment?
Burned grasslands, overhunted some animals, took plants from their native areas.
What is agriculture?
The growing of plants and breeding of animals for human use.
What was the major energy source during the Industrial Revolution?
Fossil fuels.
What are some impacts of the Industrial Revolution on society?
Population growth, advancements in sanitation, nutrition, medicine, and inventions.
What does the Eltonian Niche refer to?
The place of an animal in the biotic environment, its relations to food and enemies.
Define Homeostasis in the Ecosystem.
Equilibrium or balance of the organisms in an ecosystem.
What is a biome?
A community of plants and animals with common characteristics for the environment they exist in.
What are the two types of freshwater ecosystems?
Running water and standing water
List four primary terrestrial ecosystems.
Forest Ecosystems, Desert Ecosystem, Grasslands Ecosystem, Tundra Ecosystem.
Describe a Forest Ecosystem.
Formed by a community of plants including trees, shrubs, climbers, and ground cover; home to various plant and animal species.
What type of bottom is typically found in fast-moving streams?
Rocks and gravel
What is the prey-predation relationship?
It refers to the food chain where organisms are consumed by predators.
What type of organisms are commonly found in slowly moving streams?
Aquatic insects and their larvae, worms, snails, crayfish
What distinguishes lakes from ponds?
Lakes are usually larger and deeper than ponds
What type of vegetation is commonly found in swamps?
Shrubs and trees
What kind of organisms are considered benthos in marine ecosystems?
Starfish, clams, worms, snails, crabs
What are montane grasslands?
High-altitude grasslands located on high mountain ranges and valleys.
Where are xeric or desert grasslands located?
Very sparse grasslands located in and on the outskirts of deserts.
Define desert ecosystem.
A barren area of landscape with little precipitation, hostile for plant and animal life.
What are the main types of deserts?
Sand desert, Stony desert, Rock desert, Plateau desert, Mountain desert, Cold desert.
What are the features of desert ecosystems?
Rainfall, Temperature, Soil, Light.
What are examples of nekton organisms?
Squid, fishes, turtles, seals, and whales
What are aquatic ecosystems?
Communities of plants and animals living in water.
Where do estuaries form?
Estuaries form where a river flows into the ocean.
What type of aquatic ecosystem has high salt content?
Marine ecosystems
What kind of water allows sunlight to penetrate completely for photosynthesis?
Shallow water
Why do birds use estuaries?
Birds use estuaries for resting, nesting, and feeding due to abundant food resources.
Test your knowledge on different types of grasslands and ecosystems including montane grasslands, xeric or desert grasslands, tundra ecosystem, and desert ecosystem. Learn about the characteristics and locations of each ecosystem.
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