The Basics of Ecosystems

What are the biotic elements of an ecosystem?

• Weather, sun, soil, climate

• Plants, animals, other living organisms

• Streams, rivers, springs, ponds

• Tropical, temperate, boreal

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Which type of ecosystem is found in water?

• Desert

• Tropical rainforest

• Marine

• Deciduous forest

What is the main characteristic of tropical rainforests?

• Snow covered and treeless

• Moist and warm with diverse flora and fauna

• Very dry with little vegetation

• Extremely hot and windy

Which type of forest ecosystem has trees that lose their leaves seasonally?

• Temperate

• Tropical

• Boreal

• Coniferous

What is the climate like in grassland ecosystems?

• Snow covered and treeless

• Very dry with little vegetation

• Extremely hot and windy

• Semi-arid

Tags

NGSS.MS-ESS2-6

How much rain do desert ecosystems receive per year?

• More than 10 inches

• Exactly 10 inches

• No rain at all

• Less than 10 inches

What is the main characteristic of tundra ecosystems?

• Very dry with little vegetation

• Extremely hot and windy

• Moist and warm with diverse flora and fauna

• Snow covered and treeless

Which of the following is a freshwater ecosystem?

• Tropical rainforest

• Desert

• Pond

• Marine

What type of water do marine ecosystems contain?

• Freshwater

• Polluted water

• Salty water

• Brackish water

What is the main characteristic of marine ecosystems?

• Salty water with different species than freshwater

• Very dry with little vegetation

• Extremely hot and windy

• Snow covered and treeless