Download SGBAU BSc 2019 Summer 1st Sem Zoology Life n Diversity Of Non Chordata Question Paper

Download SGBAU (Sant Gadge Baba Amravati university) BSc 2019 Summer (Bachelor of Science) 1st Sem Zoology Life n Diversity Of Non Chordata Previous Question Paper

AW?1629
B.Sc. (Part?l) Semester?J Examination
ZOOLOGY
(Life and Diversity of Non-Chordata)
Time : Three Hours]
Note :?(1) All questions are compulsory.
[Maximum Marks : 80
(2) Question No. l carries 8 marks and remaining questions carry 12 marks each.
(3) Draw well labelled diagrams wherever necessary.
1. (A) Fill in the blanks :
(i) Plasmodium belongs to the class
(ii) The skeleton structure in scypha is in the form of
(iii) The blood sucking habit of Leech is called as .
(iv) Tongue worm is the name of
(B) Choose the correct alternatives for the following statements :
(v) Free swimming larva 0f scypha is :
(a) Planula
(c) Bipinnaria
(vi) The cause of Liver rot in sheep is :
(a) Dugesia
(c) Taenia
(vii) Mouth parts of cockroach are :
(a) Cutting and chewing
(c) Piercing
(viii) Bipinnaria is the larva of :
(a) Pila
(c) Sepia
(C) Write answer in one sentence :
(ix) Name the vector for Leishmaniasis.
(x) What is hirudin ?
(b)
(d)
(b)
(d)
(b)
(d)
(b)
(d)
(xi) What are the functions of water vascular system ?
(xii) What is the common name of Pila ?
Ex)
Describe the following :
(a) Twes of Malaria.
(b) Amoebiasis.
(c) Trapanosomiasis.
OR
YBC?I
(II
[9
Lo)
.?
O
2
Amphiblastula
'l?rochophore
Fasciola
Schistoma
Sucking
Biting
Limulus
Star ?sh 2
4
4
4
4
(Contd .)

(d) Control of Malaria. 4
(1c) Lcishmaniasis.
(f) Spomgony in Plasmodium. 4
3. Attempt the following :
(g) Describe types of cells found in sycon. 4
(h) (icncral charactcrb 01? plulum Coclcmrata. 4
(i) Draw well labelled diagram of LS. 01' Metridwum. 4
()R
(j) Spicules in syccm, 4
(k?) (?anal system in sycon (diagram only). . 4
(1) Scxuul reproduction in Memdium.
4. Describe the following :
(m?) Male reproductive syslcm of Ascaris.
(n) ('crcaria larva. 4
(0) Life cycle ofAscaris (diagram only), 4
()R
(p) Female reproductive system of Accuris. 4
1q) Meracidium larva. 4
(r) F1ame cell in Fasciola hepatica. 4
5. Give an account of the digestive s_vstcm 01' Leech. 12
()R
Describe respiratory system 01? Cockroach. 12
6. Attempt the following :
(s) Buccal mass 01? Pila.
(t) thnidium 01' Pila. 4
(u) Aboral surface of Star ?sh. 4
()R
(v) Madriporite of Star ?sh. 4
(w) Aerial respiration in Pilu. 4
(x7) Stone canal of Star ?sh. 4
7. Describe the structure of Brachiolaria larva and l'mchophmc larva and its signi?cance.
12
OR
Describe the af?nities of Balanoglossus with Churdala zmd Non-Chordata. 12
YUC , 15203 " 525