SAINS TAHUN 5 UASA

What is the main function of the skeletal system?

• Help with breathing

• Provide support and protection

• Circulate blood

• Eliminate waste

Which bone protects the brain?

• Rib

• Spine

• Skull

• Femur

What organ is protected by the ribs?

• Heart and lungs

• Liver and kidneys

• Brain and spinal cord

• Stomach and intestines

What is the main function of the heart?

• Absorb oxygen

• Pump blood throughout the body

• Eliminate carbon dioxide

• Produce hormones

What component of blood carries oxygen?

• White blood cells

• Platelets

• Red blood cells

• Plasma

Oxygenated blood is pumped out of the heart through:

• Arteries

• Veins

• Capillaries

• Lymph

In the food chain, what is the role of producers?

• Produce food

• Eat other animals

• Decompose organic matter

• Supply oxygen

Animals that eat plants are known as:

• Carnivores

• Herbivores

• Omnivores

• Decomposers

In the food chain, what is the role of decomposers?

• Provide energy

• Eat dead animals

• Decompose dead matter

• Store energy

What feature helps camels survive in the desert?

• Thick skin

• Thick fur

• Water storage in the hump

• Short legs