Science Unit 1-7 [Jennifer]

True or false; the use of scientific knowledge to solve practical problems is engineering.

Objects that are too small to see with your eyes alone are called...

A scientist who is describing the place where an organism lives is defining the organism's...

The information that scientists collect as they investigate the natural world is...

The standards for measuring a design's success are...

A bag-like organ in which food is mixed with digestive juices is called the...

Any waste product or contamination that harms or dirties an ecosystem and harms organisms is...

Most plants contain a green, food-producing molecule called...

True or false; a group of similar cells that work together make up tissue.

When scientists organize living things according to similar characteristics, they are using...

A single reproductive cell that can grow into a new plant is a(n)...

The role a plant or animal plays in its habitat is its...

A diagram that shows that energy is lost at each level in a food chain is called a(n)...

Organisms that break down wastes and the remains of dead organisms are called...

The disappearance of an entire species of organisms is known as...

Artificial legs are an example of...

The organ that pumps blood through the rest of the circulatory system is the...

A resource that nature can not replace once it is used up is called a(n)...

A seed that begins to grow into a plant starts to sprout, or...

True or false; a resource that nature can replace is renewable.

A belief or judgement that is not supported by investigation is a(n)...