PPSC Lecturer Zoology Past Paper 2020 Edition Answers

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PPSC Lecturer Zoology Past Paper 2020 Edition Answers

This is the PPSC lecturer zoology past paper 2020 edition with 100% correct answers:

Q1: The universal blood donors for the ABO system or type___?

اے بی او سسٹم کے لیے یونیورسل بلڈ ڈونرز یا ٹائپ___؟

1. A
2. B
3. O
4. AB

Q2: ___ is first step in many DNA based technologies.

1. Isolation
2. Denaturation
3. Annealing
4. Elongation

Q3: RNA polymerase I transcribe ___ in nucleolus

1. rRNA
2. tRNA
3. mRNA
4. None

Q4: Large scale study of proteins is ___

پروٹین کا بڑے پیمانے پر مطالعہ کیا کھلاتا ہے

1. Metabolomics
2. Proteomics
3. DNA studies
4. None

Q5: The snake was killed _________ the farmer.

1. On
2. From
3. By
4. Off
5. For

Q6: Largest part of human brain is

انسانی دماغ کا سب سے بڑا حصہ کونسا ہے۔

1. cerebrum
2. Cerebellum
3. Pituitary gland
4. None=

Q7: Insects belongs to class

کیڑے کس طبقے سے تعلق رکھتے ہیں۔

1. Diplopodia
2. Haxapodia
3. Chiropodist
4. None

Q8: sickle cell disease in human body due to

انسانی جسم میں سکیل سیل کی بیماری کی وجہ سے

1. Silent mutation
2. Missense mutation
3. Denovo mutation
4. Frame shift mutation

Q9: The uterine tube terminate in a hollow muscular organ in front of rectum and behind the unary balder.

1. Uterus
2. vagina
3. cervix
4. None

Q10: Humans are classified in order:

1. Primata
2. Chiroptera
3. Proboscidea
4. None

Q11: Isotopes are atoms with different atomic masses but differs in ______?

آاسوٹوپس مختلف ایٹم عوام کے ساتھ جوہری ہیں لیکن ______ میں مختلف ہیں؟

1. Number of Neutrons
2. Number of Protons
3. Number of Electrons
4. None of these

Q12: Which forests act as barriers against cyclones?

کون سے جنگلات طوفانوں کے خلاف رکاوٹوں کا کام کرتے ہیں؟

1. Alpine forests
2. Mangrove forests
3. Evergreen forests
4. None of these

Q13: Before independence, East Timor was the part of?

آزادی سے قبل مشرقی تیمور کس کا حصہ تھا؟

1. Indonesia
2. Malysia
3. India
4. China

Q14: Convert to indirect form: He said “Do i have to do it.”

1. He asked that he had to do it
2. He asked that he has to do it
3. He asked if he had to do it
4. None of these

Q15: Hazrat Ayub (AS) was famous for his _____?

حضرت ایوب علیہ السلام اپنے _____ کی وجہ سے مشہور تھے؟

1. Patience
2. Beauty
3. Tolerence
4. None of these

Q16: Name of first biggest lair who announced the false Prophet-hood?

جھوٹی نبوت کا اعلان کرنے والے پہلے بڑے کھوتے کا نام؟

1. Muslima kazab
2. Tulayha
3. Kazab
4. None

Q17: The Whatson- Crack Model suggested that DNA replication is___?

واٹسن کریک ماڈل نے تجویز کیا کہ ڈی این اے ۔۔۔۔ کی نقل ہے؟

1. Conservative
2. Duplicated
3. Sami-Conservative
4. None

Q18: Which nitrogenous waste product is the most toxic and is produced only in insects that

کون سا نائٹروجنی فضلہ سب سے زیادہ زہریلا ہے اور یہ صرف کیڑوں میں پیدا ہوتا ہے۔

1. Urea
2. Ammonia
3. Uric acid
4. None

Q19: Name of Anarkali _______

انارکلی کا نام ______

1. Sharif un Nisa
2. Zaib un Nisa
3. Mehr un Nisa
4. None

Q20: DNA is synthesized by enzyme known as

ڈی این اے کو انزائم کے ذریعہ ترکیب کیا جاتا ہے جسے جانا جاتا ہے۔

1. DNA polymerase
2. Polymerase
3. Both
4. None

Q21: Growth hormone secreted by pituitary gland regulates the function of

1. Most of Somatic Cells
2. Nerve cells
3. Both
4. None

Q22: An amniotic egg is present in

1. Cockroach
2. Snake
3. Bird
4. None

Q23: The syntheses of an RNA molecule from DNA is called ___.

ڈی این اے سے آر این اے مالیکیول کی ترکیب کوکیا کہا جاتا ہے۔

1. Transition
2. Andora
3. Transcription
4. None

Q24: ___ is animo acid which is lost in cystic fibrosis

1. Methionine
2. Alanine
3. Phenylalanine
4. Glycine

Q25: The motion caused by earth quick travels outward from the focus ij the form of

1. Seismic waves
2. Ultrasonic waves
3. Both
4. None

Q26: The ___ coefficient is the probability that two alleles in an individual are identically decedents from a common ancestor

1. Population
2. Inbreeding
3. Probability
4. None

Q27: Maggots is larva of

1. Fly
2. Honey bee
3. Both
4. None

Q28: Many of the animals when often different ancestors colonized similar habitats ,acquire similar adoption are resemble with one another superficially is called as___

1. Parallel evolution
2. Tempo evolution
3. Divergent evolution
4. Convergent evolution

Q29: Linking of ca+2 with calmodulin activates___ in the contraction cycle of smooth muscles

1. MLC phosphorylase
2. MLC kinase
3. MHC kinase
4. None

Q30: In the membranous skeleton ______ sheath surrounds the central nervous system.

جھلی نما کنکال میں ______ میان مرکزی اعصابی نظام کو گھیرے ہوئے ہے۔

1. Perineural
2. Perineurium
3. Perinounm
4. Perichondrium

Q31: Human possess___ kidney?

1. Mesonephros
2. Metanophros
3. Both
4. None

Q32: which insect is known as social insect

1. Fly
2. Honey bee
3. Both
4. None

Q33: Which of the following organizations did Pakistan join in 1969

1. NAM
2. SAARC
3. OIC
4. None

Q34: ___ number of molecules of co2 are produced by an acetyl group of acetyl _ Co _ A in acid

1. 2
2. 4
3. 5
4. 3citric acid

Q35: ________ of the codon is the redundancy of the genetic code, exhibited as the multiplicity of three base pair codon combinations that specified an amino acid

1. Universality
2. Specificity
3. Degeneracy
4. None

Q36: Cuttlefish is ___

1. Mollusca
2. Snake
3. Both
4. None

Q37: Which of following is mollusc

1. Bird
2. Sea star
3. Cattle fish
4. None

Q38: Biological active hormonal form of vitamin D is

1. Calciferol
2. Aclciferol
3. Both
4. None

Q39: Madre Portis is present in        

1. Sea star
2. Shark
3. Jellyfish
4. None

Q40: The inner surface of echinoderm has a positive affinity for

1. Nerve cells
2. Mesodermal Cells
3. Epidermal cells
4. None

Q41: ___ agents that cause uncontrolled growth of cells

1. Carcinogen
2. Carcgen
3. Both
4. None

Q42: Galapagos finches are good example of

1. Adoptive radiation
2. Radiation
3. Both
4. None

Q43: Fleas are feeders of

1. Blood
2. Harmon
3. Nerves
4. None

Q44: In marsupials gestation period varies between

1. 8-40 days
2. 20-40 days
3. 30-40 days
4. None

Q45: The major sister phyla of arthropod is

1. Annelida
2. worms
3. Philadelphia
4. None

Q46: Corticortronphin releasing harmons stimulates synthesis secretion of__ Harmon from pituitary gland

کورٹیکورٹرونفین ہارمونز کو جاری کرنے سے پٹیوٹری غدود سے __ ہارمون کی ترکیب کے اخراج کو تحریک ملتی ہے

1. ACTH
2. ACHT
3. Both
4. None

Q47: __ produce urea

1. Bird
2. Animal
3. mammal
4. None

Q48: What is the main substance reabsorbed in the reign of the decending limb of the loop of Henle?

1. Water
2. Air
3. Both
4. None

Q49: TRH follows ___ type of cell to cell signalling.

1. Paracrine
2. Autocrine
3. Intracrine
4. Neurocrine

Q50: The sensitivity of the avian ear is ___?

1. 100-15000 hz
2. 1000-15000hz
3. 500-20000hz
4. 100-10000hz

Q51: Cytokine follows ___ type of cell signaling

1. Paracrine
2. Autocrine
3. Intracrine
4. None

Q52: The continuiting and intimate association between two different species

1. carnivorous
2. Herbivorous
3. Autotrops
4. symbiosis

Q53: Transcription starts at start codon__ that codes for methlonine

1. UGA
2. AUG
3. UAG
4. None

Q54: Rats and mice have estrous cycle that repeat every ___.

1. 4-6 hours
2. 4-6 days
3. 4-5 weeks
4. 4-7 days

Q55: In arthropods hear is present on

1. Dorsal side
2. Ventral side
3. Both
4. None

Q56: Electric eel can deliver an electric shock in excess of___.

1. 50 volts
2. 220 volts
3. 500 volts
4. 600 volts

Q57: Promoters may activate oncogenes by inhibating the action of :

1. Malignant
2. Initiators
3. Suppressor genes
4. None

Q58: What should come in the place of question mark (?) that satisfies the following: 7/49=9/?

1. 24
2. 18
3. 36
4. 21

Q59: Plant species having a wide range of genetical distribution evolve into a local population.

1. Biome
2. Ecosystem
3. Population
4. Ecotype

Q60: Continental drift theory proposed that all continent were a single super continent in a in past called as

1. Laurasia
2. Madagascar
3. Pangaea
4. None

Q61: Silver fishes occasionally demage____?

1. Wood
2. Book binding
3. Rice
4. None

Q62: Amphibians without tall belong to order___.

1. Gymnophiona
2. Cautada
3. Squamata
4. Anura

Q63: The Myelin sheath is derived from the ___.

1. Microgia
2. Neurological cells
3. Schwinn
4. Nerve cells

Q64: What is the main substance reabsorbed in the reign of descending limbs of the loop of Helen?

1. Sodium
2. Potassium
3. Ammonia
4. Water

Q65: Studies that involve the single or ex posers of very short duration are:

1. Acute
2. Sub- chronic
3. Chronic
4. Observation period

Q66: Out of following, which is the peacemaker of heart?

1. A.V nod
2. Purkinje fibr
3. S-A node
4. None

Q67: The___ fishes have well developed stomach and the intestine in shorter than that of herbivorous comparable scites.

1. Grazing
2. Stomach
3. Predatory
4. Strainer

Q68: Vertebrate photo receptors__ in response to stimulus

1. Depolarization
2. Hyper polarization
3. Both
4. None

Q69: ___step of action potential is energy dependent

1. Depolarization
2. Action potential age
3. polarization
4. Refractory period

Q70: Change the narration: The father said “If you do not work ,usman ,you will fail.”

1. The father told usman that he did not work, he would fail
2. The father told usman that he had not work, he would fail
3. The father told usman that he did not work, he had fail
4. None

Q71: Living __ are scaleless.

1. . Hagfishes
2. Sharks
3. Bony fishes
4. Ostracoderms

Q72: arms are absent in class

1. Echinoidea
2. Crinoidea
3. Crinoidea
4. None

Q73: Any adulterated elements leak into the ground filtration and are carried into the ground water reservoir is known as

1. Air pollution
2. Water pollution
3. Both
4. None

Q74: Carnivore animal is a

1. Bafflo
2. Cow
3. Lion
4. None

Q75: Stem cells can be devided through

1. Meossis
2. Mitosis
3. Both
4. None

Q76: I spend 24 hours to clean my garden, how long it will take if four people come join to me

1. 4 hours
2. 5 hours
3. 2 hours
4. None

Q77: What kind of areas is known as arid area

1. Areas deficient in rainfall
2. Areas efficient in rainfall
3. Both
4. None

Q78: The speed of line printers was measured in

1. Character per minute
2. Line per minute
3. Both
4. None

Q79: The historic character and built herritage of Bo-Kaap is located in

1. Egypt
2. UK
3. USA
4. South Africa

Q80: MacConkey agar is widely used for the selection of __?

1. Gram-ve strains
2. Staphylococcus
3. Salmonella and shigella
4. None

Q81: Calmodulin,a cytosolic protein has ___ binding sites for calcium.

1. 2
2. 3
3. 4
4. 5

Q82: ___ in asthenosphere is the major factor behind the movement of tectonic plates

1. Thickness of crust
2. Heat conduction
3. Heat convection
4. None

Q83: ___ the largest single cause of loss of biodiversity

1. Habitat destruction
2. Hunting
3. Pollution
4. Disease

Q84: ___ helps in shape of in maintaining the shape of eye

1. Vitreous humor
2. Neuralgia
3. Aqueous homer
4. None

Q85: ___ occurs in eukaryotes but not in prokaryotes

1. Splicing
2. Attenuation
3. Ribosome
4. None

Q86: Most mammals has sets of teeth during their life

1. Two sets
2. Four sets
3. Five sets
4. None

Q87: Estrus cycle in mouse repeats

1. Every3-5 days
2. Every 4-5 days
3. Every 10-20 days
4. Every 30 days

Q88: Which was the first company to produce a handheld mobile phone?

ہینڈ ہیلڈ موبائل فون بنانے والی پہلی کمپنی کون سی تھی؟

1. Nokia
2. Sam sung
3. Oppo
4. Motorola
5. None of these

Q89: Glycolysis converts___

1. Glucose into pyruvate
2. Fructose into pyruvate
3. Both
4. None

Q90: some minerals are needed in reletively large amounts and are called

1. Trace minerals
2. Micro minerals
3. extra essentials minerals
4. none

Q91: A binary number 1100011 has the decimal value equal to _____?

1. 99
2. 128
3. 6
4. 4

Also Read: PPSC Lecturer Computer Past Paper 2020 Edition Answers

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