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Dr.G.AsgharMemon Wednesday, May 06, 2009 10:15 PM

Zoology Papers 2009
 
[CENTER][B]FEDERAL PUBLIC SERVICE COMMISSION[/B]
[B] COMPETITIVE EXAMINATION FOR RECRUITMENT TO POSTS[/B]
[B] IN BPS – 17 UNDER THE FEDERAL GOVERNMENT, 2008.[/B]

[B]Zoology I [/B]

[B] SECTION I[/B]
[/CENTER]
[B]
Solve 2 questions from each section. Total of four questions. [/B]


Q 1. a : Write an essay on “Protozoa and diseases” 10
b. What are coral reefs? Give an account of various forms of coral reefs.6
c. Coelenterates show some resemblances with Porifera. Discuss briefly 4

Q2: a Give an account of canal system in sponges. 10
b. what is adaptation? Briefly discuss parasitic adaptations in platyhelminthes.
c. define the following terms. 4 marks.
1. Polymorphism
2. Metamerism
3. parasitism
4. osmoregulation.

Q3 Describe water vascular system of Echinodermata 10 marks.
b. Give an account of human diseases caused by nematodes. 7 marks.
c. what is conjugation? Briefly discuss its significance 3 marks

Q4. write short notes on:
1. torsion in gastropods
2. flame cells
3. spicules
4.coelom.

SECTION II

Q5 a write an essay on flight adaptations of birds. 10 marks
b. what is cleavage? Describe its types , with example found in chordates. 6 marks.
c. what are the functions of blood. 4 marks.

Q6. what is placenta? Give its classification in mammals according to the mode of implantation.
b. describe various types of heart found in vertebrates 8marks
c.give classification of vertibrate eggs according to the quantity of yolk they contain 4 marks.

Q7 write short notes on

1. uriniferous tubule of a mammal
2. neuron
3. function of skin
4. structure of bone.


[CENTER]
[B]FEDERAL PUBLIC SERVICE COMMISSION[/B]
[B] COMPETITIVE EXAMINATION FOR RECRUITMENT TO POSTS[/B]
[B] IN BPS – 17 UNDER THE FEDERAL GOVERNMENT, 2008.[/B]

[B]Zoology II [/B]
[/CENTER]


Do only four questions from this section.

1. a Give an account of mechanism by which living cell is believed to synthesize proteins. 12 marks
b. explain how CO2 is transported by the blood? 8 marks

2. a describe structure and function of cell membrane 12 marks
b. how is the nerve impulse generated and conducted? 8 marks

3. a Describe the prophase I of meiosis in detail with the help of labeled diagram 10 marks.
b. give an account of digestion of food in mammals 10 marks.

4. describe the structure and function of E.R 10 marks
b. What is hemoglobin? How it carries oxygen in the blood? What happen when carbon monoxide combine with hemoglobin? 7 marks.
c. differentiate bw pinocytosis and phagocytosis. 3 marks

5. Give an account of mendal law of segregation with example 10 marks
b. what is vestigal organ ? presence of vestigial organ is taken as an evidance of evolution discuss 10 marks.

6. what are biochemical cycles? Describe the carbon cycle in detail.
b. Given an account of Lamarck’s theory of evolution. 10 marks.

7 Write short notes on
1. Natural selection
2. Mutation
3 Harmones
4. chromosomal aberrations.

prissygirl Tuesday, August 18, 2009 03:57 PM

part I(MCQs),zoology paper I
 
ok i help by by contributing the following question
[U]Part 1- MCQ(compulsory)[/U]
Zoology paper- I,CSS- 2009
Time allowed 30 minutes
Q1. Select the best option.
i)What is the function of contractile vacuole?
a) Respiration b) reproduction c) osmoregulation d) digestion e) none of these

ii) specules are secreted by special mesenchymal amoebocytes called
a)scleroblasts b)microscleres c)myocytes d)collencytes e) none of these

iii) true nerve cells or ganglion cells occur for the first time in
a) protozoa b) porifera c)coelentrata d)annelida e) none of these

iv)the process by which an organism can replace its lost or damaged body parts is called
a) reformation b) regeneration c)reclamation d)reconstruction e) none of these

v) nematocysts are found in
a) protozoa b)porifera c) annelida d) mollusca e) none of these

vi) in polychaetes the locomotory organ is
a)pseudopodium b) neuropodium c) notopodium d) parapodium e) none of these

vii) worms belonging to phylum platyhelminthes are commonly known as
a)round worms b) ring worms c) segmented worms d) earth worms e) none of these

viii) bipinnaria is the larval form of
a) coelentrata b) polychaeta c) echinodermata d)cestoda e) none of these

ix)closed type of circulatory system is found in
a) platyhelminthes b) annelida c)porifera d) arthropoda e) none of these

x) the two common mosquito genera ,anopheles and culex, can be easily identified by
a)color b) flying speed c)size d) sitting posture e) none of these

xi) sweat glands are epidermal glands found in
a)all birds b) reptiles and mammals c) mammals only d)birds and reptiles e) none of these

xii)sternum is absent in
a) mammals b) birds c)amphibians d)fishes e) none of these

xiii) amphioxus belongs to
a)cephalochordata b) hemichordata c)urochordata d) cyclostoma e) none of these

xiv) the urochordates or tunicates are marine animals commonly known as
a)sea cucumber b)sea squirts c) sea urchin d) sea star e) none of these

xv) optic lobes are found in
a)fore brain b) mid brain c) hind brain d) medulla e) none of these

xvi) the number of cervical vertebrae in most mammals is
a)2 b)4 c)9 d) 11 e) none of these

xvii) lymph hearts are absent in
a)fishes b)amphibians c) reptiles d)mammals e) none of these

xviii)the lymph capillaries coming from intestinal villi are called
a) veins b) lymph nodes c) lacteals d) lymph ducts e) none of these

xix)how many caudal vertebrae are found in man?
a)1-2 b)3-4 c)5-6 d)7-8 e) none of these

xx)the inner membrane of the two foetal membranes in reptiles,birds and mammals is called
a) chorion b) amnion c) peritoneum d) pericardium e) none of these

prissygirl Tuesday, August 18, 2009 03:59 PM

part I (MCQs),zoology paper II
 
[CENTER]Part 1- MCQ(compulsory)
Zoology paper- II,CSS- 2009
Time allowed 30 minutes[/CENTER]
Q1. Select the best option.
i) Which part of the brain detects the temp.changes in the blood?
a)cerebellum b)cerebral hemisphere c)hypothalamus d)medulla e) none of these

ii) From which of the following is urea formed?
a) Fat b) glycerol c) proteins d) starch e) none of these

iii) Where are hormones destroyed?
a)adrenal gland b)kidney c)liver d)pancreas e) none of these

iv) During the beating of the heart,in which region will the heighest pressure develop?
a)left atrium b) left ventricle c) pulmonary artery d) right ventricle e) none of these

v)which molecules are are produced by the digestion of starch and proteins?
a)glycerol and amino acids b) glycerol and fatty acids c) sugar and amino acids d) sugar and fatty acids e)none of these

vi) which type of the cell stimulates the release of adrenaline?
a)white blood cell b)muscle cell c) pancreatic cell d) red blood cells e) none of these

vii)which secretion, released into the ailementary canal,contains no enzyme,but speeds up fat digestion?
a)bile b) intestinal juice c) mucus d)pancreatic juice e) none of these

viii)which of the following normally enters the blood as it passes through the pancreas?
a)amino acids b)glycogen c)insulin d) lipase e) none of these

ix) which of the following is the example of discontinuous variation?
a)blood group b) height c)intelligence d) weight e) none of these

x) which of the following would be more prominent in a secretory cell than in the non secretory cell?
a)golgi apparatus b) mitochondria c) ribosomes d)pinocytotic vesicles e)none of these

xi)which of the following is both found in DNA and mRNA?
a)ribose b) thyamine c) sugar-phosphate chain d) double helix structure e) none of these

xii) which is carried by the molecule of transfer RNA?
a)an amino acid molecule b) enzymes for protein synthesis c) information from the DNA d) sequence of codons e) none of these

xiii)the populations of all the species in a given habitat are referred to as
a)biosphere d) community c)ecoshere d) ecosystem e)none of these

xiv)which of the following is not recycled in ecosystem?
a)carbon b) energy c) sulphur d) water e) none of these

xv) in most ecosystems, the greatest amount of energy flows through the,
a)sec.consumers b) herbivores c) carnivores d) decomposers e) none of these

xvi)during which phase of meosis are chiasmata formed?
a)prophase I b) metaphase II c) metaphase I d)telophase II e) none of these

xvii)who proposed the mutation theory of evolution?
a)lamarck b) Darwin c) de vries d) Wallace e) none of these

xviii)during which phase of meosis do homologous chromosomes separate?
a)prophase I b) prophase II c) anaphase I d) anaphase II e) none of these

xix)in a DNA molecule,the basis of prymidine are
a)thymine and cytosine b) cytosine and guanine c) adenine and thymine d) thymine and guanine e)none of these

xx)Triassic and Jurassic periods are included in the
a)palaeozoic era b)mesozoic era c)coenozoic era d) proterozoic era e) none of these

rythm of hope Tuesday, August 18, 2009 04:29 PM

books of zoology???
 
Hi dear.........
plz would like to tel me names of book which are enough for the preparetion of zoology paper....coz i culd not get help clear about this from any body.i knw its must to clear concepts in this paper....
i hve great interst in this subject..
so plzzzzzz suggest me some books which u think better for preparation of zoology paper its help ful in gaining high score...........


hope u will ans...........

Thank

AFRMS Tuesday, August 18, 2009 05:35 PM

[quote=rythm of hope]Hi dear.........
plz would like to tel me names of book which are enough for the preparetion of zoology paper....coz i culd not get help clear about this from any body.i knw its must to clear concepts in this paper....
i hve great interst in this subject..
so plzzzzzz suggest me some books which u think better for preparation of zoology paper its help ful in gaining high score...........


hope u will ans...........

Thank[/quote]

Check post # 18 of the following thread

[B][URL="http://www.cssforum.com.pk/central-superior-services-examination/css-optional-subjects/group-d/17338-zoology-chemistry-2.html#post132905"]Click here[/URL][/B]

I hope it is of some help.

Regards

prissygirl Saturday, August 22, 2009 12:23 PM

MCQs of zoology I

answers
i)What is the function of contractile vacuole?
a) Respiration b) reproduction [B]c) osmoregulation [/B]d) digestion e) none of these

ii) specules are secreted by special mesenchymal amoebocytes called
a)scleroblasts b)microscleres c)myocytes d)collencytes [B]e) none of these[/B]
iii) true nerve cells or ganglion cells occur for the first time in
a) protozoa b) porifera c)coelentrata d)annelida [B]e) none of these[/B]

iv)the process by which an organism can replace its lost or damaged body parts is called
a) reformation [B]b) regeneration [/B]c)reclamation d)reconstruction e) none of these

v) nematocysts are found in
a) protozoa b)porifera c) annelida d) mollusca [B]e) none of these[/B]

vi) in polychaetes the locomotory organ is
a)pseudopodium b) neuropodium c) notopodium [B]d) parapodium [/B]e) none of these

vii) worms belonging to phylum platyhelminthes are commonly known as
a)round worms b) ring worms c) segmented worms d) earth worms [B]e) none of these[/B]
viii) bipinnaria is the larval form of
a) coelentrata b) polychaeta [B]c) echinodermata[/B] d)cestoda e) none of these

ix)closed type of circulatory system is found in
a) platyhelminthes [B]b) annelida[/B] c)porifera d) arthropoda e) none of these

x) the two common mosquito genera ,anopheles and culex, can be easily identified by
a)color b) flying speed c)size [B]d) sitting posture [/B]e) none of these

xi) sweat glands are epidermal glands found in
a)all birds b) reptiles and mammals [B]c) mammals only [/B]d)birds and reptiles e) none of these

xii)sternum is absent in
a) mammals b) birds [B]c)amphibians [/B]d)fishes e) none of these

xiii) amphioxus belongs to
[B]a)cephalochordata[/B] b) hemichordata c)urochordata d) cyclostoma e) none of these

xiv) the urochordates or tunicates are marine animals commonly known as
a)sea cucumber [B]b)sea squirts [/B]c) sea urchin d) sea star e) none of these

xv) optic lobes are found in
[B]a)fore brain[/B] b) mid brain c) hind brain d) medulla e) none of these

xvi) the number of cervical vertebrae in most mammals is
a)2 b)4 c)9 d) 11 [B]e) none of these[/B]

xvii) lymph hearts are absent in
a)fishes b)amphibians c) reptiles [B]d)mammals [/B]e) none of these

xviii)the lymph capillaries coming from intestinal villi are called
a) veins b) lymph nodes [B]c) lacteals [/B]d) lymph ducts e) none of these

xix)how many caudal vertebrae are found in man?
a)1-2 [B]b)3-4 [/B]c)5-6 d)7-8 e) none of these

xx)the inner membrane of the two foetal membranes in reptiles,birds and mammals is called
a) chorion [B]b) amnion [/B]c) peritoneum d) pericardium e) none of these


please correct me if i m wrong!!
regards

aj khan Saturday, August 22, 2009 03:30 PM

[QUOTE=prissygirl]

xii)sternum is absent in
a) mammals b) birds [B]c)amphibians [/B]d)fishes e) none of these

xv) optic lobes are found in
[B]a)fore brain[/B] b) mid brain c) hind brain d) medulla e) none of these
[/QUOTE]
xii) d) fishes
xv) b) mid brain

prissygirl Saturday, August 22, 2009 04:51 PM

MCQs of zoology II

Q1. Select the best option.
i) Which part of the brain detects the temp.changes in the blood?
a)cerebellum b)cerebral hemisphere [B]c)hypothalamus [/B]d)medulla e) none of these

ii) From which of the following is urea formed?
a) Fat b) glycerol [B]c) proteins [/B]d) starch e) none of these

iii) Where are hormones destroyed?
a)adrenal gland b)kidney [B]c)liver [/B]d)pancreas e) none of these

iv) During the beating of the heart,in which region will the heighest pressure develop?
[B]a)left atrium [/B]b) left ventricle c) pulmonary artery d) right ventricle e) none of these..????

v)which molecules are are produced by the digestion of starch and proteins?
a)glycerol and amino acids b) glycerol and fatty acids [B]c) sugar and amino [/B][B]acids[/B] d) sugar and fatty acids e)none of these

vi) which type of the cell stimulates the release of adrenaline?
a)white blood cell [B]b)muscle cell [/B]c) pancreatic cell d) red blood cells e) none of these

vii)which secretion, released into the ailementary canal,contains no enzyme,but speeds up fat digestion?
[B]a)bile [/B]b) intestinal juice c) mucus d)pancreatic juice e) none of these

viii)which of the following normally enters the blood as it passes through the pancreas?
a)amino acids b)glycogen [B]c)insulin [/B]d) lipase e) none of these ...????

ix) which of the following is the example of discontinuous variation?
[B]a)blood group [/B]b) height c)intelligence d) weight e) none of these

x) which of the following would be more prominent in a secretory cell than in the non secretory cell?
[B]a)golgi apparatus [/B]b) mitochondria c) ribosomes d)pinocytotic vesicles e)none of these

xi)which of the following is both found in DNA and mRNA?
a)ribose b) thyamine [B]c) sugar-phosphate chain [/B]d) double helix structure e) none of these

xii) which is carried by the molecule of transfer RNA?
[B]a)an amino acid molecule [/B]b) enzymes for protein synthesis c) information from the DNA d) sequence of codons e) none of these

xiii)the populations of all the species in a given habitat are referred to as
a)biosphere [B]d) community [/B]c)ecoshere d) ecosystem e)none of these

xiv)which of the following is not recycled in ecosystem?
a)carbon [B]b) energy [/B]c) sulphur d) water e) none of these

xv) in most ecosystems, the greatest amount of energy flows through the,
a)sec.consumers b) herbivores c) carnivores [B]d) decomposers [/B]e) none of these

xvi)during which phase of meosis are chiasmata formed?
[B]a)prophase I[/B] b) metaphase II c) metaphase I d)telophase II e) none of these

xvii)who proposed the mutation theory of evolution?
a)lamarck b) Darwin [B]c) de vries [/B]d) Wallace e) none of these

xviii)during which phase of meosis do homologous chromosomes separate?
a)prophase I b) prophase II [B]c) anaphase I[/B] d) anaphase II e) none of these

xix)in a DNA molecule,the basis of prymidine are
a)thymine and cytosine b) cytosine and guanine [B]c) adenine and thymine [/B]d) thymine and guanine e)none of these

xx)Triassic and Jurassic periods are included in the
a)palaeozoic era [B]b)mesozoic era [/B]c)coenozoic era d) proterozoic era e) none of these

aj khan Saturday, August 22, 2009 06:54 PM

[QUOTE=prissygirl]
iv) During the beating of the heart,in which region will the heighest pressure develop?
[B]a)left atrium [/B]b) left ventricle c) pulmonary artery d) right ventricle e) none of these..????
[/QUOTE]
b) left ventricle

tehreem zafar Wednesday, May 19, 2010 01:14 AM

[QUOTE]
xix)in a DNA molecule,the basis of prymidine are
a)thymine and cytosine b) cytosine and guanine [B]c) adenine and thymine [/B]d) thymine and guanine e)none of these
[/QUOTE]


xix) in a DNA molecule,the bases of prymidine are
[B]a)thymine and cytosine [/B]b) cytosine and guanine c) adenine and thymine d) thymine and guanine e)none of these


Regardz


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