Section 1
Living features of an environment are called _______ factors
Biotic
How water moves from Earth's surface, through the atmosphere, and back to the surface again is called the _______ _______.
water cycle
A simple diagram showing feeding relationships in an ecosystem.
atmosphere
Is the following item abiotic or biotic? apple tree
Nonliving features of an environment are called ______ factors
abiotic
Sometimes, farmers replace the lack of nitrogen in the soil with ___________.
fertilizer
A more complex diagram showing all possible feeding relationships in an ecosystem.
food web
water
Is the following abiotic or biotic? gold
abiotic
An areas average weather conditions over time is called ________
climate
The term _________ is when liquid water changes into water vapor
evaporation
A _____ _______ is a diagram showing the amount of energy available at each feeding level in an ecosystem.
energy pyramid
Heat energy from the sun creates air currents called ____
wind
What is the source of energy for most life on Earth?
the sun or sunlight
In relation to temperature, areas closer to the equator are _______ than places farther away from the equator.
warmer
The term _______ is the process of changing water from a gas to a liquid. (cloud forming)
Photosynthesis is when producers use light energy to convert into chemical energy. __________ is a process that uses chemicals (deep in oceans) to produce energy-rich nutrients that are used by organisms to grow.
Producers use light energy to produce chemical energy during ___________
photosynthesis
Look at the following food chain:
wheat grass-->grasshopper-->bullfrog-->pine snake
Which organism is considered the 2nd level consumer in this food chain?
bullfrog
For most living things, what are the two most important components of climate/weather?
temperature and precipitation
Precipitation is when snow, rain, or sleet falls from the atmosphere. _________ is the process when producers release moisture into the atmosphere.
Using the following organisms, please create a food chain.
red tailed hawk ground mole wheat grass beetle
wheat grass-->beetle-->ground mole-->red tailed hawk
Consumers that consume both vegetation and other consumers
omnivores
It is the size of your thumbnail
It can spin a web 15 feet across
It can send an anchor line clear across a river up to 75 feet
It produces more silk than of any spider in the world
3