Review School Exam Grade 6 (Unit 1-6)

What is the function of the heart?

• To control body

• To pump blood

• To release waste product

• For breathing

Which blood vessel carries oxygen-poor blood?

• Arteries

• Veins

• Cappillaries

• Aorta

What is the function of artery?

• Carries oxygen-rich blood

• Carries oxygen-poor blood

• Carries carbon dioxide

• Carries waste product

Muscles that have roles in the breathing process are ____

• diaphragm and bicep

• diaphragm and tricep

• rib and bicep

• rib and diaphragm

The organ in the picture can be found inside the lungs.

What is the name of that organ?

• Alveoli

• Bronchiole

• Brain

• Pancreas

When someone runs the marathon, what happens to his/her heartbeat?

• The heartbeat will decreasing

• The heartbeat will increasing

• The heartbeat stays the same

• The heartbeat will weakened

Based on the picture, which organisms are carnivores?

• carrot and rabbit

• rabbit and fox

• fox and lion

• lion and carrot

For making food, a producer needs _____ energy.

• soil

• wind

• Sun

• water

Which organisms are the prey for rattle snake?

• antelope squirrel, collard lizard, grasshopper mouse

• mantid, pallid-winged grasshopper

• red harvest ant, pallid-winged grasshopper

• grasshopper mouse, wood rat

How many primary consumers in the picture?

• 4

• 5

• 6

• 7