Locomotion and Movement (Class - XI)
Movement Joint Skeletal system Muscles
Questions
Cells of the human body do not show which of the following types of movement?
- Amoeboid
- Ciliary
- Flagellar
- Muscular
- None of these
The two systems that work in coordination and bring about movement and locomotion are
- respiratoy and skeletal systems
- circulatory and muscular systems
- skeletal and muscular systems
- nervous and muscular systems
- skeletal and nervous systems
Which of the following organisms moves with the help of bones and muscles?
- Jellyfish
- Earthworm
- Hydra
- Leech
- None of these
Which of the following cells in a multicellular organism move(s) through the tissues by amoeboid movements to reach the places of infection?
- RBC
- WBC
- Thrombocytes
- Adipose cells
- Secretory cells
Various movements like looping, somersaulting, climbing, shortening and elongation can be seen in
- starfishes
- hydra
- leeches
- human beings
- None of these
Which of the following statements is/are false regarding the skeletal system?
- It provides protection to delicate organs like brain, spinal cord and lungs.
- The bone marrow serves as the centre for the production of calcium and phosphate.
- The movements of the ribs and sternum help with breathing.
- In the ear, the sound vibrations are conveyed by a set of three bones as in man.
- All of the above
If a person faces his face upward or forward, which muscle is he using?
- Pronator
- Supinator
- Extensor
- Flexor
- None of these
In between fixed joints, where bones are held firmly,
- white fibrous tissue is present
- disc of white fibrocartilage is present
- synovial fluid is present
- RBCs and WBCs are present
- None of these
Which of the following joints is immovable?
- Ball and socket joint
- Ellipsoid joint
- Pivot joint
- Cartilaginous joint
- None of these
When pain is caused, there is an environmental change in the excitable tissue. This change is called stimulus. This stimulus can be
- electrical
- thermal
- chemical
- mechanical
- All of the above
Which of the following statements regarding muscle fatigue is false?
- After heavy strain of muscular work, one feels fatigue.
- Muscle contracts and remains in that state.
- Deficiency of oxygen takes place.
- Accumulation of lactic acid takes place.
- Immediate source of energy ATP decreases.
Match the following:
| 1 | Earthworm | a | Water vascular system |
| 2 | Starfish | b | Contractile cells |
| 3 | Lion | c | Muscle fibres |
| 4 | Hydra | d | Skeletal muscle |
- 1 - c, 2 - a, 3 - d, 4 - b
- 1 - a, 2 - c, 3 - d, 4 - b
- 1 - b, 2 - a, 3 - d, 4 - c
- 1 - c, 2 - d, 3 - a, 4 - b
- None of these
The number of bones in the human skull or cranium is
- 14
- 30
- 24
- 8
- None of these
Which of the following joints do(es) not have bones fitted like the hinge of a door?
- Elbow joint
- Phalanges of toes
- Wrist bones
- Knee joint
- None of these
The muscle which moves a part of the body away from the midline of the body is termed as
- extensor muscle
- abductor muscle
- adductor muscle
- pronator muscle
- None of these