Skeleton Quiz

What type of skeleton does a dog have?

• Exoskeleton

• Hydrostatic skeleton

• Endoskeleton

• Cartilaginous skeleton

Which part of a dog’s skeleton protects its brain?

• Spine

• Pelvis

• Skull

• Ribcage

The hydrostatic skeleton is primarily found in which type of organisms?

• Mammals

• Birds

• Invertebrates

• Reptiles

Which is a key feature of an exoskeleton?

• Flexibility

• Lightweight

• Growth with the organism

• External protection

How does a hydrostatic skeleton facilitate movement?

• By contracting muscles against a fluid-filled cavity

• By joint articulation

• By bone elongation

• By external armour

What is the main advantage of an exoskeleton?

• It allows unlimited growth

• It provides strong protection against predators

• It does not need to be moulted

• It is very flexible

In dogs, what bones form the hind limbs?

• Femur, tibia, and fibula

• Humerus, radius, and ulna

• Scapula and clavicle

• Metacarpals and phalanges

Which of the following is a disadvantage of a hydrostatic skeleton?

• Limited flexibility

• Limited size

• Heavy weight

• Reduced protection