ETEA AT CT PST TT Qari Syllabus MCQS Past Papers pdf

ETEA AT CT PST TT Qari Syllabus MCQS Past Papers pdf KPK Education Department AT (BPS-15) English = 15% Urdu = 15% Mathematics = ...
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PPSC Lecturer Zoology MCQs Sample Past Papers

26) Oxygen transport from lungs to tissue occurs through:
(a) Difference in pressure (b) Solubility in plasma  (c) Attachment with RBC surface
(d) None of these (e) All of these
27) FSH (Follicle Stimulating Hormone) is produced in:
(a) Ovary (b) Hypothalamus (c) Pituatary
(d) None of these (e) All of these
(28) Lipase is an enzyme responsible for:
(a) Carbohydrate metabolism (b) Lipid breakdown (c) Protein breakdown
(d) None of these
(29) Law of segregation is applicable to:
(a) Homozygous individual (b) Heterozygous individual
(c) Both Homozygous and heterozygous (d) None of these
(30) Sex linked genes concern:
(a) Sex characters (b) Somatic character
(c) Mostly somatic character (d) None of these
(31) XXY individual in man is a phenotypic male, because:
(a) Two X chromosomes are present  (b) Y-chromosome is present
(c) Both X and Y chromosomes are present (d) None of these
(32) Trisomic condition can be produced through:
(a) Primary Non-disjunction (b) Secondary non-disjunction (c) Both a and b (d) None of these
(33) First living organism on this planet was:
(a) A protozoan (b) An algae (c) Bacteria (d) A virus (e) None of these
(34) Theory of Natural Selection was proposed by:
(a) Charles Darwin (b) A.R. Wallace (c) Both a and b (d) None of these
(35) Lamarck’s theory of inheritance of acquired characters says:
(a) Environment forces a character (b) Environment selects a character
(c) Environment has no effect (d) None of these
(36) Orthoselection means:
(a) Selection occurring at different times (b) Selection occurring at different rates
(c) Selection occurring in one direction (d) None of these
(e) All of these
(37) Haeckle’s biogenetic law says:
(a) Ontogeny repeats phylogeny (b) Phylogeny repeats ontogeny
(c) None of these (d) Both a and b together
(38) Ecosystem is a system involving biotic and abiotic components which:
(a) Interact (b) Interact for energy flow (c) No interaction (d) None of these
(39) Nitrogen biogeochemical cycle is regarded as gasous cycle because:
(a) Nitrogen is a gas  (b) Recycling is almost complete
(c) Major part of cycle is in gasous state  (d) None of these
(40) Raw material for evolution are variation, which are produced through:
(a) Gene mutation (b) Chromosomal aberration  (c) Both a and b  (d) None of these
41)  What is the function of contractile vacuole?
(a) respiration (b) reproduction (c) osmoregulation
(d) digestion (e) None of these
42)  Specules are secreted by special mesenchymal amoebocytes called:
(a) scleroblasts (b) microscleres (c) myocytes
(d) collencytes (e) None of these
43)  True nerve cells or ganglion cells occur for the first time in:
(a) Protozoa (b) Porifera (c) Coelenterata
(d) Annelida (e) None of these
44)  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
45)  Nematocysts are found in:
(a) Protozoa (b) Porifera (c) Annelida
d) Mollusca (e) None of these
(46)  In polychaetes the locomotory organ is:
(a) pseudopodium (b) neuropodium (c) notopodium
(d) parapodium (e) None of these
(47)  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
(48)  Bipinnaria is a larval form of:
(a) Coelenterate (b) Polychaeta (c) Echinodermata
(d) Cestoda (e) None of these
(49)  Closed type of circulatory system is found in:
(a) Platyhelminthes (b) Annelida (c) Porifera
(d) Arthropoda (e) None of these
(50)  The two common mosquito genera, Anophelesand Culex, can be easily identified by their:
(a) colour (b) flying speed (c) size
(d) sitting posture (e) None of these  Note: For First 25 Questions Click here

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