Liberty 7th Grade Science Mid Term

Living things need energy to survive?

• True
• False

Living things do all of the following except:

• Respond to stimulus
• Grow and develop
• maintain homeostasis
• They do not change

Living things respond to heat, light, and sound.  This means they respond to:

• stimuli/ environment
• suction
• Dr. Suess
• digestion

All living things obtain and use

• cells.
• sunlight.
• energy.
• territory.

When observing cells, which of the following optical tools is most appropriate?

• Hand lens
• Telescope
• Petri dish
• Microscope

Which of the following is NOT one of the three parts of Cell Theory?

• All living things are made of cells.
• The cell is the smallest living thing that can perform all the functions of life.
• Cells are too small to see without a microscope.  
• All cells must come from pre-existing cells.

There are three parts to the cell theory. Which is NOT one of those parts?

• All organisms are composed of one or more cells.
• The cell is the basic unit of structure and organization in organisms.
• Cells spontaneously arise from carbon and nutrients carried in the bloodstream.
• All cells come from pre-existing cells.

Organs and tissues that perform the same function is called _____________?

• cells
• tissues 
• organ system
• organs

A group of tissues that perform a similar function is called_____. (Examples include the heart, lungs or stomach)

• cells
• tissues
• organs
• organ system

This is a example of........ 

• organ system
• cells
• organ
• tissue