Question

8. Skeletal cells are voluntary cells. There are: (1 Point)
a. Striated b. Unstriated c. Uninucleate d. Multinucleate. e. a and d both.
9.Non-voluntary cells are: (1 Point)
a. Striated b. Unstriated c. Uninucleate d. Multinucleate. e. b and c both.
10.Longest cell of our body is: (1 Point)
a. Epithelial tissue b. Connective tissue c. Muscular tissue d. Nervous Tissue.
11.While doing work and running, you move your organs like hands, legs, etc. Which among the following is correct? (1 Point)
(a) Smooth muscles contract and pull the ligament to move the bones (b) Smooth muscles contract and pull the tendons to move the bones (c) Skeletal muscles contract and pull the ligament to move the bones (d) Skeletal muscles contract and pull the tendon to move the bones
12.Cardiac muscleis one of the three major types of muscles, the others being skeletal and smooth muscles. It is found in the walls and histological foundation of the heart. Which one of the following statements is not related to the cardiac muscles? (1 Point)
(a) They muscles show rhythmic contraction and relaxation throughout life. (b) They do not work according to our will, so they are called involuntary muscles. (c) They are non-striated, multinucleated and branched muscles. (d) The contraction and relaxation of the heart muscles help to pump and distribute blood to different parts of the body.
13.Which of the following statements is incorrect? i. Parenchyma tissues have intercellular spaces. ii. Collenchymatous tissues are irregularly thickened at corners. iii. Apical and intercalary meristems are permanent tissues. iv. Meristematic tissues, in its early stage, lack vacuoles. (1 Point) (a) (i) and (ii) (b) Only (iii) (c) (iii) and (iv) (d) Only (ii)

Answer 1

Skeletal muscle fibres are cylindrical, multinucleated, striated and under voluntary control.

Smooth muscle is an involuntary, non-striated muscle. They are spindle-shaped, have a single, centrally located nucleus, and lack striations.

Thus, the correct answer is option B.