Year End 7th Grade Science Review

Molecules move in and out of a cell by diffusion. The picture shows a cell and molecules both inside and outside the cell. How will the molecules in this illustration move as a result of diffusion? (Remember, molecules will move from areas of high concentration to areas of low concentration OR from crowded areas to less crowded areas)

• into the cell

• out of the cell

• into another cell

• to the external environment

Tags

NGSS.MS-LS2-3

Even when it is cold outside, the human body maintains an internal temperature of around 98 degrees fahrenheit. Which term describes the maintenance of a stable internal condition?

• endocytosis

• homeostasis

• mitosis

• photosynthesis

Tags

NGSS.HS-LS1-3

Which type of cell is this? (Hint: look! it has a nucleus!)

• Prokaryotic

• Eukaryotic

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

What type of cell is this? (Hint: Look! It does NOT have a nucleus!)

• Prokaryotic

• Eukaryotic

Tags

NGSS.MS-LS1-1

Heterotroph is when an organism...

• Has to eat other organisms.

• has to make it's own food

Autotroph is when..

• An organism makes it's own food
• An organism has to eat other things

Tags

NGSS.MS-LS2-3

Which organism in the table is LEAST closely related to the chimpanzee?

• human

• grey wolf

• tiger snake

• monarch butterfly

Tags

NGSS.MS-LS4-2

Which of the following is the correct order of organization in living things from most basic (simple) to most complex?

• a.  Organism, cell, tissue, organ, organ system
• a.  Organ system, organ, tissue, cell, organism
• a.  Cell, tissue, organ, organ system, organism
• a.  Cell, organ, tissue, organ, organism, organ system

Tags

NGSS.MS-LS1-3

You’re sick! You need soup and Gatorade. You get enough strength to leave your bed and go make soup. What body systems are working together to help you MOVE and FIGHT DISEASE?

• excretory and digestive

• muscular and immune

• reproductive and immune

• immune and digestive

The steel beams that hold up a tall building are most analogous (similar) to which body system?

• skeletal

• muscular

• digestive

• immune

Tags

NGSS.MS-LS1-3