Home
Class 12
BIOLOGY
Identify the correct statements with ref...

Identify the correct statements with reference to nervous system of Periplaneta
(i) Brain is mainly sensory and an endocrine gland
(ii) All thoracic ganglia supply nerves to the parts of their respective segments only
(iii) Sixth abdominal ganglion is the largest of all abdominal ganglia
(iv) Frontal ganglion is connected to ingluvial ganglion by a recurrent nerve

A

ii and iv

B

ii and iii

C

`i` and ii

D

`i` and iv

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ANIMAL TYPES

    DINESH PUBLICATION|Exercise CHECK YOUR GRASP|15 Videos

  • ANATOMY OF PLANT PARTS

    DINESH PUBLICATION|Exercise BRAIN TEASERA -II|35 Videos

  • ASCHELMINTHES OR NEMATHELMINTHES

    DINESH PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS|182 Videos

Similar Questions

Explore conceptually related problems

Consider the following four statements (i)-(iv) and select the correct option (i) Fish heart contains only oxygenated blood (ii) Closure of A-V valves produces the second heart sound (iii) The vascular connection between the digestive track and kidney is called hepatic portal system (iv) Purkinje fibres are nerve fibres present in the heart wall.

Read the following statements about the nervous system: I. The neural organisation in Hydra is composed of a network of neurons. II. A neuron is a macroscopic structure composed of three major parts III. Nissl's granules are present in dendrites and cell body. IV. The axons transmit nerve impulses towards the cell body. How many from the many from the above is/are correct ?

Read the following statements about phylum Annelida. Identify the true and false statements and select the correct option after referring to the given table . A. Annelids are diploblastic , metamerically segmented , coelomate animals. B. Their neural system consists of paired ganglia connected by lateral nerves to a single ventral nerve cord . C. They process longitudinal and circular muscle fibres which help in locomotion . D Nephridia help them in osmoregulation and excretion.

The human neural system consists of central neural system (CNS) and peripheral neural system (PNS), how many statements correct for human neural system? i. The CNS includes the brain and the spinal cord ii. The PNS comprises of all the nerves of the body associated with the CNS iii. PNS consist of cranial nerve and spinal nerve iv. The PNS is divided into two divisions called somatic neural system and autonomic neural system v. The efferent nerve fibres of PNS transmit impulses from tissues/organs to the CNS vi. Afferent fibres of PNS transmit regulatory impulses from the CNS to the concerned peripheral tissues/organs.

Go through the following characterization of Sympathetic and Parasympathetic Nervous System I. Thoracolumbar outflow II. Ganglia in the form of trunk near the spinal cord III. Craniosacral outflow IV. Preganglionic fibres are short while postganglionic fibres are long V. Ganglia lie near the effector organs VI. Preganglionic fibres are long while postganglionic fibres are short VII.Postaglionic fibres are adrenergic VIII Both Pre and Post ganglionic fibres are cholinergic

Consider the following four statements (i) - (iv) and select the correct option stating which ones are true (T) and which ones are false (F). (i) The epithelium of proximal convoluted tubule (PCT) of nephron in the kideney has microvilli. (ii) Simple epithelium covers the dry surface of the skin, the moist surface of buccal cavity, pharynx, inner lining of ducts of salivary glands and of pancreatic ducts. (iii) The wall of internal organs such as the blood vessels, stomach and intestine contains skeletal muscle. (iv) The earthworm nervous system is basically represented paired nerve cord.