Grade 8 Biology Quiz

Which of the organisms have setae for movement?

• Snail

• Fish

• Snake

• Earthworm

Identify the joint connecting your shoulder and arm

• Ball and Socket Joint

• Gliding Joint

• Hinge Joint

• Pivot Joint

Which of the following combinations forms a skeletal system?

• Ligaments and Tendons

• Cartilage and ligaments

• Tendons and Bones

• Bones and cartilages

Identify the pair of muscles that help an arm to move.

• Extensor and Relaxor

• Extensor and Tendon

• Flexor and Extensor

• Flexor and Tendon

How is the swim bladder in a fish different from hollow bones in birds?

• They are located in different parts of the body

• They are made of different materials

• They serve different purpose-afloat and light weight

• They have different shapes

How joints are classified based on their extent of movement?

• Based on the location in the body

• Based on the number of bones involved

• Based on the type of movement

• Based on the range of movement

Mention any two joints that are used while swimming.

• Gliding Joint and Ball and Socket Joint

• Pivot Joint and Hinge Joint

• Hinge Joint and Gliding Joint

• Pivot Joint and Ball and Socket Joint

Two joints helps swimmers

• pivot joint, gliding joint

• ball and socket joint, hinge joint

• hinge joint, gliding joint

• pivot joint, hinge joint

How are joints classified?

• Movable, immovable

• fixed joint , movable joint

• movable , immovable, fixed

• only fixed

Ribcage protects--------

• brain, spine

• heart,lungs

• lungs,spine

• spine,kidney