Locomotion and Movement Chapter 17 Quiz

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Which of the following is true about locomotion?

Locomotion and movements can be studied separately

All movements are locomotions

Hydra uses tentacles only for locomotion

Streaming of protoplasm in Amoeba is a form of locomotion (correct)

What is the significant feature of living beings according to the text?

Reproduction

Breathing

Locomotion (correct)

Nutrition

What are some forms of locomotory movements mentioned in the text?

Thinking, sensing, communicating

Swimming, speaking, jumping

Walking, flying, climbing (correct)

Digesting, excreting, sleeping

How are movements and locomotion linked according to the text?

Movements and locomotion cannot be studied separately Signup and view all the answers

What is a simple form of movement in unicellular organisms according to the text?

Streaming of protoplasm Signup and view all the answers

What do methods of locomotion performed by animals vary with?

Their habitats and the demand of the situation Signup and view all the answers

What are the three main types of movements exhibited by cells in the human body?

Amoeboid, ciliary, and muscular Signup and view all the answers

Which specialized cells in our body exhibit amoeboid movement?

Macrophages and leucocytes in blood Signup and view all the answers

In which type of muscles are the activities under voluntary control of the nervous system?

Skeletal muscles Signup and view all the answers

Which type of muscles have a striped appearance under the microscope?

Skeletal muscles Signup and view all the answers

What are the special properties of muscles mentioned in the passage?

Contractility, excitability, extensibility, elasticity Signup and view all the answers

Which type of muscle is located in the inner walls of hollow visceral organs of the body?

Visceral muscles Signup and view all the answers

What is the role of ciliary movement in our internal tubular organs?

Aiding in removal of dust particles and foreign substances Signup and view all the answers

What facilitates the passage of ova through the female reproductive tract?

Ciliary movement Signup and view all the answers

Which type of movement is characteristic of spermatozoa for swimming?

Flagellar movement Signup and view all the answers

About what percentage of an adult human's body weight is contributed by muscles?

40-50% Signup and view all the answers

In which situations can deformations be neglected and bodies treated as rigid according to the passage?

When dealing with wheels and tops Signup and view all the answers

What is the only possible motion of a rigid body according to the passage?

Rotation Signup and view all the answers

What is the axis about which a rigid body is rotating called?

Axis of rotation Signup and view all the answers

In pure translational motion, what is the characteristic of all particles of the body at any instant of time according to the passage?

They have the same velocity Signup and view all the answers

In rotation of a rigid body about a fixed axis, what kind of motion do all particles of the body exhibit according to the passage?

Circular motion Signup and view all the answers

What is the main reason why no real body is truly rigid according to the passage?

Because real bodies deform under the influence of forces Signup and view all the answers