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Ecosystems and Biomes

Author: KJS
Across
Nonliving parts of an ecosystem
Saguaro cacti are found here
A feeding level
When a hawk eats a snake that eats a mouse that ate a seed, the hawk is this type of consumer.
Type of succession that occurs when soil is already present
Has four distinct seasons
Type of plants to first colonize an area
Series of interconnected food chains
Pine trees
Starts all food chains
Active at dawn and dusk
Arrows in a food chain show how this flows
Down
Layer of soil with most nutrients
Trees that lose their leaves
Biome with coniferous trees
Long-term precipitation and temperature
Returns nutrients to the soil
50% of all organisms live here
Breadbasket of the world
Biome that is cold and dry
Plants use this to make proteins
Ultimate source of energy
Shows that ten percent of energy moves to the next level
Active during the day