What is a system?
It has many organs to help us stay alive.
It provides us with functions.
It is made up of many parts that work together to carry out functions.
It is made up of many parts.
Which of the following is / are system(s) in the human body? (You may choose more than one answer.)
Stomach
Digestive system
Muscular system
Heart
Skull
Computer system
What system(s) is/are needed for body parts to move? (You may choose more than one answer.)
Respiratory system
Skeletal system
Which system carries oxygen to all parts of the body?
Circulatory system
Select the statement(s) that are not true (false). (You may choose more than one answer.)
Digestion is completed in the large intestine.
Food is digested in the small intestine and stomach only.
Respiratory system carries oxygen to all parts of the body.
Only the muscular system moves our body parts.
Which are the parts of the circulatory system? (You may choose more than one answer.)
Windpipe
Blood
Blood vessels
Gullet
Plant is a system with different parts. What does the parts of a plant work together for? (You may choose more than one answer.)
To help the plant make food.
To help the plant to grow.
To help the plant enjoy life.
To help the plant reproduce.
What are the different parts of a plant system?
A: Stem B: Roots C: Soil D: Stem
A and C only.
A,B and C only.
B and D only.
A, B and D.
B, C and D only.
What is the function of the leaf? (You may choose more than one answer.)
Leaves anchor the plant firmly to the ground.
Leaves have tiny openings to help the plant take in and give out gases.
Leaves trap light energy from the sun to absorb water for the plant.
Leaves trap light energy from the sun to make food for the plant.
The stem ❌ a plant. It holds the leaves up so that they can get ❌ to make food.
Which of the following statement(s) is / are true? (You may choose more than one answer.)
Roots hold the plant firmly to the soil.
Roots help to absorb water and minerals for the plant.
The roots help makes food for the plant.
Plants need water to survive and minerals to grow well.
Leaves, stems and roots are different parts that work together to help the plant to stay alive and grow well.
Mr Chow mentioned about three different things that a student need to have or do in order to do well in exam. What are these three things? (You may choose more than one answer.)
Understand and know the science concepts and idea.
Question and answering techniques.
To turn around and talk to classmates during class.
Practice and practice!
