Question 1:
Fill in the blanks with correct answers.
(a) Blood plasma, red blood cells, white blood cells and _______________ in blood are the basis for the ________________ system.
(b) ______________, _______________ and _______________ play a role in the excretory system in humans.
Answer:
(a) platelets, blood circulatory
(b) Lungs, kidneys and skin
Fill in the blanks with correct answers.
(a) Blood plasma, red blood cells, white blood cells and _______________ in blood are the basis for the ________________ system.
(b) ______________, _______________ and _______________ play a role in the excretory system in humans.
Answer:
(a) platelets, blood circulatory
(b) Lungs, kidneys and skin
Question 2:
Match each plant cell with its correct function.
Answer:
Palisade cell – Absorbs sunlight for photosynthesis
Epidermis cell – Reduces water loss
Root hair cell – Absorbs water from soil
Guard cell – Controls the opening and closing of stoma
Match each plant cell with its correct function.
Answer:
Palisade cell – Absorbs sunlight for photosynthesis
Epidermis cell – Reduces water loss
Root hair cell – Absorbs water from soil
Guard cell – Controls the opening and closing of stoma
Question 3:
Name the structure in a plant cell which has the following function.
Answer:
Cell wall
Name the structure in a plant cell which has the following function.
| Protects and maintains cell shape = ____________________ |
Answer:
Cell wall