Locomotion and Movement

What is the form of locomotion in Amoeba?

• Movement of cilia

• Streaming of protoplasm

• Extension of pseudopodia

• Flagellar movement

Which one of the following is correct?

• All movements are locomotions

• All locomotions are movements

• Movements and locomotion can be studied separately

• Locomotions are involuntary movements

Which protozoan uses flagellar movement for locomotion?

• Dinoflagellate

• Slime moulds

• Euglena

• None of the above

Of what origin is a muscle?

• Mesodermal

• Ectodermal

• Endodermal

• All of the above

How much percentage of a human adult is contributed by muscles?

• 20-30

• 40-50

• 30-40

• 60-70

Which of these are not a property of muscles?

• Excitability

• Extensibility

• Relaxability

• Elasticity

Which of the following situations make the usage of visceral muscles?

• Locomotory actions

• Changes of body postures

• Transportation of food through the digestive tract

• Presence in the heart

What is the inflammation of joints called?

• Gout

• Osteoporosis

• Tetany

• Arthritis

What is the cause of muscular dystrophy?

• Decreased bone mass

• Decreased levels of estrogen

• Genetic disorder

• Low Ca²⁺ in body fluid

What is the portion between two successive 'Z' lines?

• Sarcomere

• Sarcoplasm

• Sarcoplasmic reticulum

• Fascicles