Home

What is the correct answer?

4

Which of the following statement(s) is/are correct about nervous system of cockroach ?
  1. It consists of a series of fused segmentally arranged ganglia joined by paired longitudinal connectives on the ventral side.
  2. There are six ganglia lie in the thorax, and three in the abdomen.
  3. The sense organs are antennae, eyes, maxillary pulps, labial pulps and anal cerci etc.
  4. Each eye consists of about 5000 hexagonal ommatidia.

A. Both (i) and (iii)

B. Only (ii)

C. Both (i) and (iv)

D. All of these

Correct Answer :

C. Both (i) and (iv)


There are three ganglia lie in the thorax, and six in the abdomen. Each eye consists of about 2000 hexagonal ommatidia.

Related Questions

Four healthy people in their twenties got involved in injuries resulting… The secretions of endocrine glands are released directly Identify the figure with its correct function Fig :. Adipose connective… The following figure shows the extarnal features of cockroach with few… Lack of blood supply and presence of the noncellular basement membrane… Which of the following animal's sensory system does not has eyes but does… Epithelial tissue is distinguished from connective tissue, muscular, or… Muscle tissue cells are contractile, which means they Three essential components of most neurons are Choose the correct sequence of alimentary canal of Cockroach Phallic organs in cockroach are related to The given figure shows open circulatory system of cockroach with structure… In which one of the following preparations, cell junctions come across… Match the terms given in column-I with their feature given in column-II… What external changes are visible after the last moult of a cockroach… The figure given below shows the head region of cockroach. Identify A… Non-ciliated simple columnar epithelium often contains _______, which… Which of the following statement(s) is/are correct regarding cockroaches… Hair present in the skin are The ciliated columnar epithelial cells in humans occur in Tendons and ligaments are the examples of In cockroach head can move in all directions due to When cardiac muscle cells are damaged by a heart attack, they are usually… Which of the following statement(s) is/are correct regarding compound… What will happen if ligaments are cut or broken? Which of the following statements regarding frog is not correct? Statement 1 : Cartilage (protein matrix) and bone (calcium matrix) are… The mouth parts of cockroach are Male cockroach can be identified from the female by the presence of Which of the following type of cell junction is not found in animal tissues…