Body Movements

What is the term used to describe the act of moving from one place to another in animals?

• Plantation

• Locution

• Locomotion

• Vegetation

How does an earthworm move forward?

• By jumping from one spot to another

• By sliding on its belly

• By contracting and extending its body segments

• By rolling like a wheel

What is the primary purpose of the shell in snails?

• To help in locomotion

• To maintain the shape of the snail

• To provide support

• To protect the snail from heat or enemies

How do cockroaches move their legs and wings during walking and flying, respectively?

• They move all legs and wings simultaneously.

• They move one leg and one wing at a time.

• They move three legs at a time while walking and use distinct sets of muscles for walking and flying.

• They move their legs in a circular motion while walking and use the same set of muscles for walking and flying.

Why does the streamlined shape of a fish's body help in swimming?

• To increase friction with water

• To create resistance against water

• To reduce friction with water

• To facilitate floating on the water surface

What is the primary purpose of the streamlined body, hollow bones, and feathers in birds?

• To increase resistance to air while flying

• To make the bird heavier for better stability

• To reduce air resistance, provide lightweight structure, and aid in flying

• To make the bird more visible in the air

How do snakes achieve forward movement?

• By walking on their limbs

• By jumping from one spot to another

• By slithering in a wavy manner

• By using wings for propulsion

What allows free movement of the human body by connecting one bone to another?

• Muscles

• Tendons

• Joints

• Ligaments

What is the function of cartilages in the human skeleton?

• To provide protection to internal organs

• To maintain the shape of the body

• To produce blood cells

• To reduce pressure on bones during jerky movements and prevent wear and tear of joints

What is the main function of the skull in vertebrates?

• To support the structures of the face

• To provide a protective cavity for the brain

• To allow movement of the lower jaw

• To help in talking and chewing food