Support, movement and growth

What is the type of skeleton in a snake?

• Endoskeleton

• Exoskeleton

• Hydrostatic skeleton

The growth curve of all organisms basically is .................... in shape.

• rectangle

• sigmoid

• circle

What is the process marked as X ?

• Growth

• Expansion

• Ecdysis

Choose two organisms that are supported by hydrostatic skeleton.

• Fish

• Leech

• Grasshopper

• Star fish

Which characteristics belong to birds?

• Their bones are hollow and light

• Their body weight are supported by the pectoral girdle and pelvic girdle.

Which vehicle has higher stability?

• A

• B

Elastic, flexible and strong connective tissue that joints two bones.

• Tendon

• Ligament

• Cartilage

Synovial fluid acts as a ......................... which reduces friction between the ends of the bones.

• lubricant

• fuel

• medium

"Deposition of uric acid crystals in the joints"

• Osteoporosis

• Osteoarthritis

• Rheumatoid arthritis

• Gout

During childhood stage, the growth rate of boys is ............. than girls.

• faster

• slower