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PPSC Biology Lecturer Paper 2021 solved with Answer Keys:
1.4.5S rRNA is present in
a) Bacteria(E.coli)
b) Plant Chloroplast
c) Human Mitochondria
d) None of these
Ans: a) Bacteria(E.coli)
2. After fertilization the implantation is take place of :
a) Zygote
b) Blastocyst
c) Morulla
d) None of these
Ans: b) Blastocyst
3. A mother has blood group A and Father has B,their child has blood group O, what will be geotype of mother and father?
a) IAIA,ii
b) IAIB,IAIA
c) LAi.IBi
d) None of these
Ans: c) LAi.IBi
4. Which of following is protein in nature
a) Nucleic acid
b) Enzyme
c) Lipids
d) None of these
Ans: b) Enzyme
5. In which phylum insect are placed?
a) Arthropoda
b) Mollusca
c) Annelida
d) None of these
Ans:a) Arthropoda
6. Which of the following cause condensation process:
a) High energy phosphate
b) NADH
c) None of these
Ans: a) High energy phosphate
7. Cholesterol exists in form of all except;
a) Hormone
b) Aqulinens
Ans: b) Aqulinens
8. NH3 is produced in which of the following
a) Birds
b) Reptile
c) Freshwater fishies
d) none of these
Ans: c) Freshwater fishies
9. One kidney contain how many nephrons:
a) 50,000
b) 0.5million
c) 1millions
d) None of these
10. Birds biodiversity is highest in :
a) Brazil
b) Indonesia
c) South America
d) None of these
Ans: a) Brazil
11.For how many times Reccip Teyyib Erdugan Adressesd joint session of Parliament of Pakistan:
Three Times
12.Ebola Virus which caused 2250 deaths , has recently been declared virus free in which country
None of these
13. Which one of these is not true regarding protein
Protein carry genetic information,
14. The Cri-Du-Chat Syndrome is occured due to mutation in chromosome number
5
15. 4G is how many times faster than 3G
None of these(10 times)
16. Current President of Euroean Union Court of Human Rights is:
Robert Spano
17.4.5 RNA is Found in:
Chloroplast of plants
18. Maulana Waheed ud Din Khan Penned how many books
200
19. Who sung "Is parcham kay Saye Talley "
Nayyara Noor
20. which one is true for Enzyme
Protein
21. SWISSPORT was introduced in Bioinformation in
1986
22. The primary key must be
Numeric
23. Seymuria is an ancient organism that gave rise to
None of these(Reptiles)
24. Ecdysis or molting is often occured in
Reptiles
26.Order Belaniformes of fishes is associated with
flying
27.Immature scale insect are
Crowlers
28. 4/9 of a number is 12.Whatis the number
27
29. Ctrl+ S is used to
Save
30.Which one is true statement
Mytilus belongs to phylum Mollusca and class Pelecypoda
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PPSC BIOLOGY MALE 2021
Q1. For how many times Reccip Tayyib Erdugan addressed joint session of parliament of Pakistan.
Ans;Three times
Q2.Ebola virus which caused 2250 deaths has recently been declared virus free in which country
Ans; None of these(Democratic republic of congo)
Q3.Which one of these is not true regarding protein.
Ans: Protein carry genetic information
Q4.The Cri-Du-Chat syndrome is occured due to mutation in chromosome number.
Ans: 5
Q5.The blood group of mother is A and that of father is B and their son has blood group A.This could be possible only if.
Ans: Mother IAIA,Father IBi
Q6.4G is how many times faster than 3G.
Ans: None of these (10times)
Q7.Current president of European Union Court of Human Rights is
Ans: Robert Spano
Q8: 4.5 rRNA is found in.
Ans: Chloroplast of plants
Q9:Maulana Waheed ud Din Khan penned how many books.
Ans: 200
Q10.who sung "Is parcham kay sata talley "
Ans: Nayyar Noor.
Q11.Which one is true for enzymes.
Ans: Proteibs
Q12.SWISSPORT was introduced in Bioinformatics in.
Ans: 1986
Q13.The primary key must be.
Ans: Numeric
Q14.Seymuria is an ancient organism that gave rise to.
Ans: None of these(Reptiles)
Q15.Ecdysis or moulting is often occured in.
Ans: Reptiles
Q16.Order Belaniformes of fishes is associated with.
Ans: Flying
Q17.Immature scales insects are .
Ans: Crowlers
Q18.4/9 of a number is 12.what is the number?
Ans: 27
Q19.Ctrl+S is used to.
Ans: Save
Q20.Which one is true statement.
Ans: Mytilus belong to phylum Mollsca and class pelecypoda.
Q21.Which is used as a plasmid in mammalians cells.
Ans: Bacteriophage.
Q22.If the 6 percent of an amount is18 dollars what is actual amount.
Ans: 300
Q23.Genes for cytoplasmic male strerility are found in.
Ans: Mitochondria of plant.
Q24.Choanocytes are the specific type of cells found in
Ans: None of these (Phylum porifera)
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Q50.Pilloma virus and SV40 virus cause
Ans: Cancer
Q51.Insects belong to phylum.
Ans: Arthropoda
Q52.Which of these is inactive in insects.
Ans: Pupal stage
Q53. Gus gene
Q54.Insects which feed on one type of food are.
Ans: Monophagous.
Q55.White and blue flowers ratio related question.
Ans: Incomplete dominance.
Q56.The thread like structures during cell division ate called.
Ans: Chromosomes
Q57.Which of these is found in atmosphere.
Ans: Both B and C (CO and CO2)
Q58.Which one of these is not a carbon compound.
Ans: Vitamins
Q59.Which of these is correct regarding protein.
Ans: Protein has presence of all amino acids.
Q60.Body rhythm is controlled by .
Ans: Pineal Gland.
Q61.Echolocation is performed by .
Ans: Bats.
Q62.Optical fibre is made up of.
Ans: Silica.
Q63.Nitrites and nitrates are converted into free nitrogen by.
Ans:None of these
Q64.Functional unit of muscles is :
Ans: Sarcomere.
Q65.The computer simulation in Bioinformatics is called.
Ans: In Silico.
Q66.Methylation of DNA base region is done by:
Ans: None of these
Q67.Autosomal disease
Ans: Down syndrome
Q68. scientific name.
Q69.The inhibitor which is binded with the active site of an enzyme instead of substrate.
Ans: Competitive.
Q70.Achondroplasia is also called.
Ans: Dwarfism
Q71.Which is called Bird continent.
Ans: South America.
Q72.Which disease equally impacts both gender.
Ans: Autosomal Recessive inheritance.
Q73. What is the deposition of cDNA into the insert structures is called.
Ans: DNA Microarrays.
Q74.The process of finding the relative location of genes on chromosome is called
Ans: Gene mapping
Q75.Which technique is used to determine the structures of protein.
Ans: X- ray crystallography
Q76.Therr are about...nephrons in human kidney.
Ans:1million
Q77.Scientfic name related questions.
Ans: Termite.
Q78.Red data book provides data on.
Ans: none of these
Q79.Mutation that results in trnucated gene product is
Ans:nonsense mutation
Q80.Transposomal genes are
Ans: All of thses.
Q81.Ti plasmid can't survive above temperature.
Ans:28c
Q82.Gall crown disease in plants is due to:
Ans: Agarobacterium tumefactions.
Q83.Which is required for growing artificial culture.
Ans: Growth factor.
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