Identify the incorrectly matched pair:

      Disease                            Cause

1.  Myasthenia gravis            Antibodies against neuromuscular junction

2.  Tetany                              Hypocalcemia

3.  Osteoporosis                   Hypoparathyroidism

4.  Gout                                 Accumulation of uric acid crystals

The calcium binding protein in smooth muscles leading to contraction is:

1.  Calmodulin

2.  Troponin

3.  Tropomyosin

4.  Ubiquitin

The joint which play a significant role in locomotion:-

1.  Synarthrosis

2.  Synchondrosis

3.  Diarthrosis

4.  None of these

What part of the scapula bone shown in the figure articulates with the head of the humerus?

1. A

2. B

3. C

4. D

The length of which of the following regions shown in the given diagram of a sarcomere remains unchanged during muscle contraction?

1. 1

2. 2

3. 7

4. 6

Which of the following statements is wrong?
1. Movement is one of the significant features of living beings
2. Streaming of protoplasm in the unicellular organisms like Amoeba is a simple form of movement
3. Animals and plants exhibit a wide range of movements
4. Movement of cilia, flagella, and tentacles is limited to few organisms

Locomotion can be
1. Movement of tongue
2. Movement of eyelids
3. Movement of lower limbs
4. Movement of jaws

Which of the following statements is not correct?
1. All locomotions are movements.
2. All movements are not locomotions
3. Animals and plants exhibit a wide range of movements
4. Hydra cannot use its tentacles for locomotion

Locomotion is not for
1. Search of food, mate, shelter
2. For the search of suitable breeding grounds and siblings
3. Favorable climatic conditions
4. To escape from enemies or predators

Which of the following movement is not associated with human body?
1. Amoeboid
2. Ciliary
3. Muscular
4. Tantacular