Solved past paper of SST ( Biology + Chemistry ) by ETEA 2021

In this blog we will read solved past paper of SST (Biology + Chemistry) 2021 conducted by ETEA on 20/3/2021 under the supervision of kpk government. The major part of this paper was from chemistry and biology. The paper consisted of 100 Mcqs for a total of 90 minutes. In this blog we uploaded half paper but you can read next in separate blog.

Click on below right option if it is turn to green this means right option but if it is red which means wrong option.

1. Malaria is a life-threatening disease. The word “Malaria” is an Italian word in which “Alia” refers to:

• Food
  

• Air
  

• Fire
  

• Soil
  

2. Red blood cells that do not contain either A or B antigens on their surface are normally found in the person with Blood type:

• O
  

• A
  

• B
  

• AB
  

3. Gut disorder in which inner wall of gut becomes sore is:

• Infection
  

• Hepatitis
  

• Typhoid
  

• Ulcer
  

4. Which of the following phase is designated by DNA replication and Chromosomes duplication?

• G1 phase
  

• G2 phase
  

• G_o phase

• S phase

5. Which of the following statement about circulatory systems is true?

• Hormones are transported in the blood

• They system circulation carries blood to and from

• Capillaries have thicker walls than veins dc

• All invertebrates have an open circulatory system

6. Choose the word nearest in meaning to the word “MALICE”:

• Marsh

• Hatred

• Kind

• Worthy

7. My friend will accede _____ my wishes in this matter.

• To

• For 

• With

• Of

8. The little one cried for joy. (The underline word in the sentence is a/an):

• Noun

• Pronoun

• Adjective

• Preposition

9. واقعہ معراج کس اسلامی تاریخ کو پیش آیا-

• 27 رجب 

• 21 رمضان 

• 12 شعبان 

• 19 ذیقعد

10. Aldehydes and ketones undergo:

• Electrophilic addition

• Nucleophilic addition

• Condensation reaction

• Both option B and C

11. The I.U.P.A.C name of Adipic acid is:

• Hexane-1, 6-dioic acid

• Pentane-1, 5 dioic acid

• 1, 2-ethane dioic acid

• None of these

12. The compound 1, 2-Butadiene has:

• Sp-hybridized C-atoms

• Sp² hybridized carbon atoms

• Sp. Sp² and Sp³ hybridized C-atoms

• Sp and Sp² hybridized C-atoms

13. Which one has Prussian blue colour?

• Ferric hexa cyano ferrate (II)

• Iron (III) hexa cyano ferrate (II)

• Sodium hexa cyano ferrate (III)

• Both option A and B

14. Orbital having n + l = 4 are:

• 3s

• 3d

• 3p

• None of these

15. Pakistan provides transit facilities to Afghanistan and landlocked countries of _____?

• Western Asia

• South Asia

• East Asia

• Central Asia

16. _____ gives an outline for constitution making in his speech on 11th August 1947.

• Muhammad All Jauhar

• Hakim Ajmal Khan

• Liaquat Ali Khan

• Quid-e-Azam

17. He has been _____ his pen since morning. (Choose the correct form of verb).

• Search

• Searched

• Searching

• Searches

18. The chair is made _____ wood.

• From

• Of

• By

• With

19. Which of the following is the nature of a curriculum?

• Conservative

• Critical

• Creative

• All of them

20. An ability of a growing child to adapt him/her according to the environment is:

• Integrity

• Efficiency

• Dependency

• Plasticity

21. Considering kind symbiosis, classification of parasites includes:

• Ectoparasite

• Endoparasite

• Tissue parasite

• Ectoparasite and Endoparasite

22. Paracetamol is an example of:

• Vaccines

• Analgesic

• Antiseptic

• Antibiotic

23. He ____ French by next year.

• Learned

• Has learned

• Had learned

• Will have learned

24. The greater the demand _____ the price.

• Higher

• High

• The higher

• The high

25. Choose the correct sentence:

• I consider it a fool scheme

• I consider it has a foolish scheme

• I consider it a foolish scheme

• I consider it the foolish scheming

26. Liaquat Ali Khan joined All India Muslim League in:

• 1923

• 1933

• 1934

• 1944

27. The first person to use the term “Two Nation Theory” in 1867 was:

• Muhammad Ali Jinnah

• Sir Syed Ahmad Khan

• Allama Muhammad Iqbal

• Chaudhary Rehmat Ali

28. نبوت کا سلسلہ کس نبی سے شروع ہوا؟

• حضرت محمد صلی اللہ علیہ وسلم 

• حضرت عیسی علیہ السلام 

• حضرت آدم علیہ السلام 

• حضرت موسی علیہ السلام

29. Pakistan and China signed development agreement of 1st special economic zone _____ out of 9 in September 2020.

• Bostan Industrial Zone

• Mirpur Industrial Zone

• Mohmand Marble City

• Rashakai Economic Zone

30. A protein coast surrounding  a genetic core best describes a:

• Prokaryotic cell

• Eukaryotic cell 

• Virus

• Bacteria

31. The purpose of assigning home work to the student is to:

• Keep them busy

• Study at nom

• Check their progress

• Develop self-study habit

32. The step which ignited the War of independence was the _____?

• Doctrine of Lapse

• Joblessness of soldiers

• Ridiculing the Muslim culture

• Introduction of greater cartridge

33. _____ in a sign of motivated teaching.

• Remedial work given by the teacher

• Questioning by students

• Maximum attendance in class

• None of these

34. The main aim of education according to Plato was?

• To develop the power of contemplation

• To develop the personality of each individual

• To strengthen the state functions

• All of them

35. Cellulose is an important structural component of the _____ of green plants

• Primary cell wall

• Middle Lamella

• Secondary Lamella

• All of them

36. The principle of content selection that indicates the concern for maturity and learning sequence is

• Developing social understanding

• Promoting education aims

• Maximum personal development

• Promoting continuity of experience

37. Soil, forests, minerals and water are called:

• Human resources

• Natural resources

• Artificial resources

• Paid resources

38. In arthropods is complete by:

• Circulatory System

• Respiratory structures

• Digestive system

• Reproductive structures

39. The first scientifically approved vaccine was ______:

• Oral polio vaccine

• Smallpox vaccine

• MMR vaccine (measles, mumps, and rubella)

• Tetanus vaccine

40. Can you please give me _____ coffee?

• The

• A

• Some

• Any

41. He ____ for Lahore before I came.

• Will have left

• Had left

• Has left

• Left

42. He said, "Be quite and listen to my words" (Choose in the correct indirect speech)

• He urged them to be quite and listen to his words.

• He urged them and said be quite and listen to his words

• He urged they should be quite and listen to his words

• He said you should be quite and listen to his words

43. قرآن مجید میں کس نبی کا ذکر سب سے زیادہ آیا ہے-

• حضرت محمد صلی اللہ علیہ وسلم

•  حضرت موسی علیہ السلام 

• حضرت ادریس علیہ السلام

• حضرت عیسی علیہ السلام

44. Which cannot undergo Aldol condensation reaction among the following?

• Formaldehyde

• Benzaldehyde

• Propanal

• Both option A and B 

45. Which one is more acidic?

• O - nitrophenol

• P - nitrophenol

• Both A and B have equal strength

• None of these

46. Which one is a stronger Lewis Base?

• Phenol

• Aniline

• Pyridine

• Both Phenol and Aniline have equal strength

47. In d - block elements the irregularity in electronic configuration occurs in:

• ₂₄Cr

• ₂₉Cu

• ₄₂MO

• All of them

48. The teacher's emphasis on thinking rather than behavior and active learning rather than passive are examples of:

• Behaviorism

• Neo-behaviorism

• Social learning

• Information Processing

49. In the Panipat the Muslim revelationies were led by:

• Bahadar Shah Zafar

• Khan Bahadar Khan

• Shah Suri

• Babur

50. A team coaches who benches a player for poor performance is using _____?

• Punishment

• Modeling

• Analysis conditions

• None of these

The the end of 1st part of SST ( Chemistry + Biology ) solved paper by ETEA. For next part click on below button and also don't forget to share it with your friends.