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Balanoglossus is a ciliary feeder....

Balanoglossus is a ciliary feeder.

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What is ciliary movement?

What is ciliary movement?

Excretory organ in Balanoglossus are …………………….. .

Assertion:Choroid layer is thick over the posterior two-third of the eye ball but it becomes thin in the anterior part. Reason:Choroid layer lacks blood vessels It forms ciliary body in the anterior part of the eye ball.

1. Amoeboid movement -(i) Hands & legs 2. Ciliary movement -(ii) Macrophages (3) Flagellar movement - (iii) Respiratory passages 4. Muscular movement - (iv) Cells

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.

In pond ecosystem, the column feeder is :

Smooth muscle present in the ciliary body is called