Read of following statements regarding different types of animal tissues and select the incorrect ones.
(i) Each fasciculus (or bundle of muscle fibres) is surrounded by an epithelial tissue covering called perimysium
(ii) Multi unit smooth muscles are present in ciliary and iris muscles in the eyes and muscles of the walls of large bloood vessels
(iii) Columnar epithelium present in gastric glands, intestinal glands, intestinal glands and pancreatic lubules, has a secretory role and is called as glandular epithelium
(iv) Epithelial tissue arises only from the ectoderm of embryo and is usually supplied with blood vessels.

Options

A. (i) and (iii)
B. (ii) and (iii)
C. (ii) and (iv)
D. (i) and (iv)

Answer

D

Explanation

Each fasciculus (bundle of muscle fibres) is surrounded by a connective tissue sheath called perimysium. Epthelial tissues arise from all the three primary germ layers of the embryo i.e., ectoderm, mesiderm and endoderm.