Quarterly Model Question Paper

11th Standard

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Biology

Time : 02:45:00 Hrs
Total Marks : 70
    15 x 1 = 15
  1. Which one of the following statement about virus is correct?

    (a)

    Possess their own metabolic system

    (b)

    They are facultative parasites

    (c)

    They contain DNA or RNA

    (d)

    Enzymes are present

  2. Identify the incorrect statement about the Gram positive bacteria

    (a)

    Techoic acid absent

    (b)

    High percentage of peptidoglycan is found in cell wall

    (c)

    Cell wall is single layered

    (d)

    Lipopolysaccharide is present in cell wall

  3. ___________ are considered as pollution indicators.

    (a)

    Mycorrhiza

    (b)

    Actinomycete

    (c)

    Lichens

    (d)

    Cyanobacteria

  4. A multicellular organism grows by ____________

    (a)

    budding

    (b)

    cell division

    (c)

    fission

    (d)

    spore formation

  5. ______________ is a basic unit of life.

    (a)

    Atoms

    (b)

    Compounds

    (c)

    Soils

    (d)

    Cell

  6. Virus that infects bacteria is called __________

    (a)

    Mycophage

    (b)

    Lactophage

    (c)

    Bacteriophage

    (d)

    Cyanophage

  7. When the root is thick and fleshy, but, does not taken a definite shape, it said to be

    (a)

    Nodulose root

    (b)

    Tuberous root

    (c)

    Monilliform root

    (d)

    Fasiculated root

  8. In an inflorescence where flowers are borne laterally in an acropetal succession the position of the youngest floral bud shall be

    (a)

    Proximal

    (b)

    Distal

    (c)

    Intercalary

    (d)

    Anywhere

  9. Sequences of which of the following is used to know the phylogeny

    (a)

    mRNA

    (b)

    rRNA

    (c)

    tRNA

    (d)

    Hn RNA

  10. The secretion of colleterial glands in cockroach is to produce

    (a)

    ova

    (b)

    sperms

    (c)

    pigments

    (d)

    oothoea

  11. Secretin and Cholecystokinin are digestive hormone. They are secreted in

    (a)

    Pyloric stomach

    (b)

    Duodenum

    (c)

    Ileum

    (d)

    Oesophagus

  12. During inspiration

    (a)

    Diaphragm and external muscles relax

    (b)

    Diaphragm and internal intercostal muscles relax

    (c)

    Diaphragm and external intercostal muscles contract

    (d)

    Diaphragm and internal intercostal muscles contract

  13. Which is known as liquid connective tissue?

    (a)

    plasma

    (b)

    blood

    (c)

    serum

    (d)

    Iymph

  14. What is responsible for systole?

    (a)

    Entry of blood in lungs

    (b)

    Entry of blood in heart

    (c)

    Blood flow out of heart

    (d)

    Blood flow out of vein

  15. ________________is not a symptom of glomerulonephritis.

    (a)

    Hypertension

    (b)

    Haematuria

    (c)

    Proteinuria

    (d)

    Renal colic pain

  16. 6 x 2 = 12
  17. Differentiate Homoiomerous and Heteromerous lichens.

  18. Mention two characters shared by gymnosperms and angiosperms?

  19. Compare sympodial branching with monopodial branching.

  20. Name the types of Salivary glands.

  21. What is inspiration?

  22. Explain the ABO blood groups.

  23. 6 x 3 = 18
  24. Briefly discuss on five kingdom classification, Add a note on merits and demerits.

  25. Write the characteristics of Bacterial chromosome.

  26. Give the location of clitellum and spermathecal openings in Lampito mauritii.

  27. What is hiatus hernia or diaphragmatic hernia.

  28. What is cardiac output?

  29. Explain Cardio Pulmonary Resuscitation (CPR).

  30. 5 x 5 = 25
  31. Explain the different methods of asexual reproduction in fungi.

  32. Explain the different types of fleshy fruit with suitable example.

  33. Could the number of eggs or young ones produced by an oviparous and viviparous female be equal? Why?

  34. Describe the mechanism by which the human heart beat is initiated and controlled.

  35. Write a note on Haemodialysis.

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