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WorksheetsUnit 4- Energy and Ecosystems Test
Total questions: 20
Worksheet time: 5hrs 0mins
Which identifies the nonliving parts IMPORTANT in all ecosystems? (page 174)
air, heat, rocks, water, and soil
air, water, soil, and weather
salt, temperature, sunlight, heat, and rocks
water, soil, sunlight, rocks, and shade
Which of the following activities can cause pollution? (page 226)
mining fossil fuels (coal & oil)
conserving water
picking up trash
planting trees
People are part of food chains. What is the role of people in a food chain? (page 192)
carnivore
consumer
herbivore
producer
Ecosystems have producers, consumers, and decomposers. Why are producers important in an ecosystem? (page 181)
They produce food for consumers.
They break down the remains of dead plants.
They produce food for other producers.
They consume food for other consumers.
Trees are a natural resource. What is one way people use trees? (page 213)
to produce lumber
to produce plastic
to construct roads
to produce gasoline
True or False: Ecosystems can be very large or very small? (page 174)
True
False
A _________________ is a group made up of the same type of individuals in the same ecoysytem. (page 177)
community
niche
population
habitat
Fungi and bacteria are the main types of ______________? (page 182)
producers
consumers
decomposers
scavengers
True or False: The arrows in a food chain show who is eating what. (page 190)
True
False
A consumer that eats both plants and animals are _______________. (page 192)
herbivores
carnivores
omnivores
scavengers
Rabbits are an example of a _________________. (page 192)
herbivore
carnivore
omnivore
scavenger
True or false: Some animals can be both a predator and prey. (page 194)
True
False
True or False: Changes in the food web have NO effect on other parts of the food web. (page 198)
True
False
______________ are materials that are found in nature and that are used by living things. (page 208)
renewable resources
nonrenewable resources
natural resources
conservation
A _______ is a solid substance made of one or more minerals. (page 211)
soil
minerals
rock
coal
Which is an example of a way to produce green energy? (page 212)
hydroelectric dams
power plant
burning a fire
digging in mines
A watershed is all the land and water that drain into a river system. This water is used in many ways. Which way do we use water from a watershed? (page 215)
drinking water
growing crops
transportation
all of the above
True or False: The medicine, Asprin that is used for pain comes from the bark of a tree. (page 225)
True
False
True or False: Farming can be harmful to the environment. (page 227)
True
False
Harmful substances that mix with water, air, or soil is called _______________? (page 226)
invasive species
pollution
nonrenewable resource
endangered species
