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Thread: Biology mcqs

  1. #1
    kashibhayya is offline Senior Member+
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    Default Biology mcqs

    1. Bilobe nucleus ,granulated,2%
    killing?
    Esinophile

    Basophile

    Neutrophil

    Monocyte

    2. Semi solid end product of oral cavity
    digestion?
    Bolus
    Chyme
    Amino acid

    All

    None

    3. ______is not an asociated gland?

    Liver

    Kidney
    Spleen
    All

    4. _____ is strctural unit of lungs?

    Air sac

    Alveoli
    Alveolar duct

    None
    5. Cavity of lungs known as?

    Peracardium

    Plethora

    Pleura memberane
    Both a and c

    6. Goblet cell produce which type of
    secretion?

    Milk

    Water

    Solid

    Mucus

    7. How many times oxygen can cros
    cell membrane
    To reach HB molecule?

    2

    9
    5
    3
    8. Max. Capacity of blood to carry
    oxygen?

    30 ml

    20 ml

    None
    20ml\100ml
    9. Mamalian cell in which oxidative
    phosphorylation doesnt takes place?

    Liver cell

    Kidney cell

    All
    Red blood cells

    10. _____ is nt a vaccine?

    Virus

    Weak virus

    Atunated virus
    None


    ANSWERS:
    Esinophile

    Bolus

    Spleen

    Alveoli

    Pleura memberane

    Mucus

    5

    20ml\100ml

    Red blood cells

    None

  2. #2
    kashibhayya is offline Senior Member+
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    Default

    11. Palanology is a study of_______


    Fossils

    Grass
    Spores
    All of these
    12. RNA is more active than DNA because of?
    O2
    CO2

    Both

    13. ________ modifies amino acids:

    ADH

    FSH

    LH

    None
    14. Right pulse originte from?

    Bracial artery

    Aorta

    Heart
    Radial artery

    15. One which is not globular protein?

    Lectin
    Myosin
    Actin

    HB
    16. Hunger pangs usualy begins _____
    after previous meal?

    6-7 hrs
    12-24 hrs
    9-12 hrs

    17. How many moles of CO2 r
    produced by the complete oxidation of
    pyruvic acid?

    2
    3
    6

    5
    18. Major constituent of blood plasma?

    Nacl
    Water
    O2

    All
    19. Cells present in testes and_______ secrete
    testosterone?

    Stroli cells

    Rbcs
    Interstitial cells
    None
    30. Biological organization is?

    Simple

    Complex

    Advance
    Highly complex.


    ::::::Answers::::::
    Spores

    O2

    ADH

    Radial artery

    Myosin

    12-24 hrs

    3

    Water

    Interstitial cells

    Highly complex.

  3. #3
    kashibhayya is offline Senior Member+
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    Default

    21. Which one are not complex sugar?

    Monosacharide

    Disaccharide

    Trisaccharide
    Polysaccharide.
    22. Ribose is an example of?

    Sugar

    Pentose

    Hexose
    Both a and b

    23._______ is soluble in hot water?

    Amylopectin

    Lipids

    Amylose

    All

    24. Types of trna present in humans?

    44
    45
    66

    12

    25. Enzyme_______ activate energy?

    Increase
    Decrease
    Lower

    None
    26. Active site of rubisco is evolved to bind?

    O2

    CO2
    Both
    None
    27. Phenotype represent?

    Genetics

    Physiology
    Morphology
    None
    28. Genotype ratio of indepndent
    asortment?

    1:2:1
    9:3:3:1
    1:3:1

    All

    29. Outermost memberane around
    fetus?
    Chorion
    Redula

    Pleura

    None
    30. Insulin is secreted from?

    Alpha cell
    Beta cell
    Gamma cells
    All.


    ::::::::::::ANSWERS:::::::::
    Polysaccharide
    Both a and b
    Amylose
    45
    Decrease
    Both
    Morphology
    9:3:3:1
    Chorion
    Beta cell

  4. #4
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    Default

    31. Pure form of cellulose is

    a) Cell wall

    b) Wood

    c) Cotton

    d) Potato.
    Q.32. In case of sprinting last source
    of ATP for muscle is:

    a) Anaerobic breakdown of glucose

    b) Aerobic breakdown of glucose

    c) Anaerobic breakdown of
    phosphor-creatine.

    d) Krebs cycle
    33. Total number of peptide bonds
    in both chains of insulin

    a) 51

    b) 50

    c) 49

    d) 48
    34. Exercise lead to

    a) Hyperplasia of skeletal muscles

    b) Atrophy of skeletal muscles

    c) Hypertrophy of skeletal muscles

    d) Hypertrophy of smooth muscles

    35. Cholestrol belong to:

    a) Waxes

    b) Carbohydrates

    c) Lipids

    d) Terpenoids.

    36. Total number of bones in axial
    skeleton:

    a) 206

    b) 126

    c) 80

    d) 22.

    37. All the three types of RNA’s are
    synthesized from DNA in the _______ in
    prokaryotes.

    a) Mitochondria

    b) Chlorolasts

    c) Lipids
    d) Terpenoids.
    38. Release of which hormone
    reverses the effect of MSH:

    a) ACTH

    b) Melatonin

    c) Melanin

    d) Pineal gland.
    39. An anticodon is a group of
    three nucleotide bases on transfer
    RNA which is complementary to the
    codon of:

    a) Messenger RNA

    b) Ribosomal RNA
    c) RNA

    d) DNA.

    40. Target cell of SRF are on:

    a) All body cells

    b) Anterior pitutary

    c) Posterior pitutary

    d) Thyroid gland.

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