BAB 6 SAINS T4

Open Ended

Why is it important for animals to have a support system like a skeleton?

Multiple Choice

Which of the following is a function of the internal skeleton (rangka dalam) in vertebrates?

• To support body weight and protect internal organs

• To help animals breathe underwater

• To produce food for the animal

• To absorb sunlight for energy

Multiple Choice

Which of the following animals has an internal skeleton (rangka dalam)?

• Crocodile

• Crab

• Jellyfish

• Scorpion

Multiple Select

Which of the following are functions of the exoskeleton (rangka luar)?

• Supports body weight

• Protects internal organs

• Stores fat

• Provides attachment for muscles

Open Ended

How does the internal skeleton (rangka dalam) benefit vertebrates, including humans, according to the lesson?

Multiple Choice

What are the three types of support systems found in animals as mentioned in the lesson?

• Internal skeleton, external skeleton, hydrostatic skeleton

• Muscular system, nervous system, circulatory system

• Respiratory system, digestive system, reproductive system

• Exoskeleton, endoskeleton, photosynthetic skeleton

Fill in the Blanks

Rangka hidrostatik terdiri daripada dinding berotot yang melitupi rongga badan yang diisi dengan

.

Open Ended

Explain the main differences between exoskeleton (rangka luar) and hydrostatic skeleton (rangka hidrostatik) in animals.

Open Ended

Identify two animals from the images that are supported by a hydrostatic skeleton.