respiratory organs of fish and other water creatures. Gills allow fish to breathe under water.
5
What is a habitat?
the place in which an animal normally lives and grows. It can be a small micro-habitat like a leaf, or large like an ocean
5
What is the difference between a habitat and an ecosystem?
A habitat is the physical place where plants and animals live, an ecosystem is more about the ways plants and animals in a habitat interact with each other
10
What is the layer of Earth between the crust and core?
Mantle
5
Define meander
Meander (verb): following a route that is not straight or direct
5
What is a sea?
a large area of saltwater, smaller than an ocean, usually located where the land and the ocean meet
5
What is the source of a river?
the place a river comes from or starts at
5
What is soil?
the material on the surface of the ground in which plants grow
5
What is a stream?
water that flows naturally along a fixed route formed by a channel cut into rock or ground; like a small river
5
Define suited
Suited (adj): right for a particular purpose or situation; having all the qualities that are needed to do something