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BISE Gujranwala · Class 11 · Biology

BISE Gujranwala · Class 11 · Biology · 2025 · First Annual · Group 1

2025 · First Annual

Transcribed from the identified examination paper. Check the board, session and course before use. SchoolOrbit is not affiliated with the issuing board.

Objective

Source code: 6463 · Printed marks: 17 · Time: 20 Minutes

OBJECTIVE

You have four choices for each objective type question as A, B, C and D. The choice which you think is correct, fill that circle in front of the relevant question number. Use marker or pen to fill in the circles. Cutting or filling of two or more circles will result zero mark in that question.

  1. Q1(1)

    In myocardial infarction, which organ is affected?

    • (A)

      Lungs

    • (B)

      Eye

    • (C)

      Kidney

    • (D)

      Heart

  2. Q1(2)

    The most abundant protein on earth is

    • (A)

      Rubisco

    • (B)

      Myoglobin

    • (C)

      Haemoglobin

    • (D)

      Pepsin

  3. Q1(3)

    The exchange of food material takes place through

    • (A)

      Capillary

    • (B)

      Vein

    • (C)

      Artery

    • (D)

      Heart

  4. Q1(4)

    Tissues which fill space between ectoderm and endoderm in acoelomates is

    • (A)

      Cholenchyma

    • (B)

      Neuroglia

    • (C)

      Mesoglea

    • (D)

      Mesenchyma

  5. Q1(5)

    Muscles of ribs are called

    • (A)

      Cardiac muscles

    • (B)

      Smooth muscles

    • (C)

      Intercostal muscles

    • (D)

      None of these

  6. Q1(6)

    Grade radiata includes simplest of eumatozoa in phylum

    • (A)

      Mollusca

    • (B)

      Cnidaria

    • (C)

      Annelida

    • (D)

      Arthropoda

  7. Q1(7)

    Which vitamin is synthesized by intestinal bacteria?

    • (A)

      Vitamin K

    • (B)

      Vitamin D

    • (C)

      Vitamin C

    • (D)

      Vitamin A

  8. Q1(8)

    Hepatitis is an inflammation of

    • (A)

      Stomach

    • (B)

      Pancreas

    • (C)

      Liver

    • (D)

      Kidney

  9. Q1(9)

    ATP used during preparatory phase of glycolysis is

    • (A)

      Four

    • (B)

      Three

    • (C)

      One

    • (D)

      Two

  10. Q1(10)

    The cells which transmit impulses are

    • (A)

      Nerve cells

    • (B)

      Blood cells

    • (C)

      Kidney cells

    • (D)

      Bone cells

  11. Q1(11)

    An ovule is an integumented, indehiscent

    • (A)

      Seed

    • (B)

      Sporangium

    • (C)

      Microsporangium

    • (D)

      Megasporangium

  12. Q1(12)

    Poisons like cyanide, antibiotics, antimetabolites and some drugs are examples of

    • (A)

      Enzymes

    • (B)

      Inhibitors

    • (C)

      Coenzymes

    • (D)

      Holoenzyme

  13. Q1(13)

    Cell wall of fungi is made up of

    • (A)

      Pectin

    • (B)

      Murein

    • (C)

      Cellulose

    • (D)

      Chitin

  14. Q1(14)

    The amount of heat absorbed by water as it changes into gas is called

    • (A)

      Heat capacity

    • (B)

      Heat of vaporization

    • (C)

      Specific heat

    • (D)

      Absorbed heat

  15. Q1(15)

    All algae form flagellated motile cells in their life cycle except

    • (A)

      Brown algae

    • (B)

      Green algae

    • (C)

      Red algae

    • (D)

      Diatoms

  16. Q1(16)

    Pasteurization is widely used for preservation of

    • (A)

      Vegetables

    • (B)

      Fruit

    • (C)

      Meat products

    • (D)

      Milk products

  17. Q1(17)

    Bacteria without cell wall

    • (A)

      Spirochete

    • (B)

      Bacilli

    • (C)

      E-coli

    • (D)

      Mycoplasma

Subjective

Source code: 219 · Printed marks: 68 · Time: 2:40 Hours

Note: Section I is compulsory. Attempt any THREE (3) questions from Section II.
2. Write short answers to any EIGHT (8) questions. (2x8 = 16)
3. Write short answers to any EIGHT (8) questions. (2x8 = 16)
4. Write short answers to any SIX (6) questions. (2x6 = 12)

SECTION-I

  1. 2

    Write short answers to any EIGHT (8) questions.

  2. Q2(i)

    Differentiate between nucleoside and nucleotide.

    (2 marks)
  3. Q2(ii)

    What is Optimum pH? Give two examples of optimum pH of enzymes.

    (2 marks)
  4. Q2(iii)

    Define Induced Fit Model. How it is more advantageous over Lock and Key Model.

    (2 marks)
  5. Q2(iv)

    Why are some enzymes produced in inactive form?

    (2 marks)
  6. Q2(v)

    What are predator fungi? Give at least one example.

    (2 marks)
  7. Q2(vi)

    Differentiate between spore and conidia with reference to fungi.

    (2 marks)
  8. Q2(vii)

    Differentiate between ostia and osculum.

    (2 marks)
  9. Q2(viii)

    Give importance of earthworm in soil fertility.

    (2 marks)
  10. Q2(ix)

    Give any three basic characteristics of Chordates.

    (2 marks)
  11. Q2(x)

    What is Disinfestation? How disinfestation is carried out?

    (2 marks)
  12. Q2(xi)

    What is Absorption Spectrum?

    (2 marks)
  13. Q2(xii)

    What is Anaerobic Respiration? Name its types.

    (2 marks)
  14. 3

    Write short answers to any EIGHT (8) questions.

  15. Q3(i)

    What is deductive reasoning? Give one example.

    (2 marks)
  16. Q3(ii)

    How does Chemotherapy differ from Radiotherapy?

    (2 marks)
  17. Q3(iii)

    Give functions of centrioles.

    (2 marks)
  18. Q3(iv)

    What is Chromoplast? Give its function.

    (2 marks)
  19. Q3(v)

    How do flagellates obtain food?

    (2 marks)
  20. Q3(vi)

    What are red algae? Give one example.

    (2 marks)
  21. Q3(vii)

    Give any two points for the importance of algae.

    (2 marks)
  22. Q3(viii)

    What is sleeping sickness? Write down the name of its causative agent.

    (2 marks)
  23. Q3(ix)

    Why is anthoceropsida considered as advanced than other bryophytes?

    (2 marks)
  24. Q3(x)

    Compare sporophyte with gametophyte.

    (2 marks)
  25. Q3(xi)

    Write down names of the proteins present in plasma. Describe their function also.

    (2 marks)
  26. Q3(xii)

    Differentiate between granulocytes with agranulocytes with one example.

    (2 marks)
  27. 4

    Write short answers to any SIX (6) questions.

  28. Q4(i)

    Give the definition of hierarchy.

    (2 marks)
  29. Q4(ii)

    Give postulates of Germ Theory.

    (2 marks)
  30. Q4(iii)

    What are the symptoms of dyspepsia?

    (2 marks)
  31. Q4(iv)

    Write down the comparison between nutrient and nutrition.

    (2 marks)
  32. Q4(v)

    How does digestion differ from egestion?

    (2 marks)
  33. Q4(vi)

    What are the properties of respiratory surfaces?

    (2 marks)
  34. Q4(vii)

    How and when is diving reflex activated in cetaceans?

    (2 marks)
  35. Q4(viii)

    Give symptoms of emphysema?

    (2 marks)
  36. Q4(ix)

    Discuss about parabronchi in birds?

    (2 marks)

SECTION-II

Section I is compulsory. Attempt any THREE (3) questions from Section II.

  1. Q5(a)

    Define Cloning. Explain its mechanism with the reference of Dolly sheep.

    (4 marks)
  2. Q5(b)

    How does Cohesion Tension Theory explain the phenomenon of Ascent of sap?

    (4 marks)
  3. Q6(a)

    What is Nucleic acid? Differentiate between RNA and DNA.

    (4 marks)
  4. Q6(b)

    What do you know about Imperfect Fungi? How do they reproduce?

    (4 marks)
  5. Q7(a)

    Describe various methods to control the microorganisms.

    (4 marks)
  6. Q7(b)

    Define Double Fertilization. Explain the process diagrammatically. What is its evolutionary importance?

    (4 marks)
  7. Q8(a)

    What is Hepatitis? Discuss its different types.

    (4 marks)
  8. Q8(b)

    Describe the process of glycolysis.

    (4 marks)
  9. Q9(a)

    Write down a comparison between Prokaryotic Cell and Eukaryotic Cell.

    (4 marks)
  10. Q9(b)

    Write down an account on Anorexia nervosa.

    (4 marks)
Original source references (2)

The original files and numbering are retained. Equivalent files do not repeat the questions above.

  • Objective · 6463 · Printed marks: 17 · Time: 20 Minutes
  • Subjective · 219 · Printed marks: 68 · Time: 2:40 Hours