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WorksheetsGrade 4 Science Unit 4 Living Things and Their Environments
Total questions: 10
Worksheet time: 5mins
The _________________________________ consists of all the living and nonliving things in an area.
ecosystem
environment
habitat
A characteristic that helps a living thing survive is a(n) _________________________.
niche
environment
adaptation
Something an animal does to help it survive is a(n) ______________________.
habitat
behavioral adaptation
instinct
The gradual change of organisms in an ecosystem is _______________________.
succession
ecology
camouflage
Organisms that take food and space away from native species are considered ______________________.
evasive
mimicry
welcomed
Pollution is the
contamination of air.
contamination of soil.
contamination of water.
all of the above
Protecting ecosystems and the organisms that live in them is called __________________________________.
interruption
conservation
incubation
A natural cause that can create long term environmental change by blowing dust and gases is a(n) ______________________.
flood
volcano
earthquake
An adaptation to a body part is considered a _____________________.
instinct
behavioral adaptation
physical adaptation
A behavior that and animal is born with is called a(n) _______________________.
instinct
adaptation
extinction
