Daily Updates Mock Test 64

50 Questions | Total Attempts: 180

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Daily Updates Mock Test 64

MOCK TEST 64 SYLLABUS : BIOLOGY TIME : 20 MINUTES FULL MARKS : 50*5 = 250 EACH QUESTION CARRIES 5 MARKS , -VE MARKING = - 1 / WRONG ANSWER আজকের মোক টেস্ট নেওয়া হবে রাত 9. 30 PM থেকে , এই মোক টেস্ট দেওয়া যাবে কাল সকাল 11টা পর্যন্ত OUR FACEBOOK GROUP : DAILY UPDATES CLICK HERE TO JOIN OUR FACEBOOK PAGE : STUDY MATERIALS FOR ALL CLICK HERE TO FOLLOW OUR TELEGRAM CHANNEL LINK : STUDY MATERIALS FOR ALL CLICK HERE TO FOLLOW PSC GUIDE BOOK FOR (MVI,WORKS ACNTNT,FOOD SI) CLICK HERE TO DOWNLOAD PSC S


Questions and Answers
  • 1. 
    The ph value of human blood is__?
    • A. 

      7.4

    • B. 

      7.2

    • C. 

      0

    • D. 

      8.6

  • 2. 
    The rarest blood group is __. 
    • A. 

      O negative

    • B. 

      B negative

    • C. 

      AB positive

    • D. 

      AB negative

  • 3. 
    The metal present in the haemoglobin is __ . 
    • A. 

      Copper

    • B. 

      Calcium

    • C. 

      Iron

    • D. 

      Aluminium

  • 4. 
    Age of fishes was known as __. 
    • A. 

      Devonian

    • B. 

      Ordovician

    • C. 

      Crustaceous

    • D. 

      Silurian

  • 5. 
    The metal present in the chlorophyll is __. 
    • A. 

      Calcium

    • B. 

      Aluminium

    • C. 

      Zinc

    • D. 

      Magnesium

  • 6. 
    The important sugar in honey is __.
    • A. 

      Lactose

    • B. 

      Fructose

    • C. 

      Maltose

    • D. 

      Sucrose

  • 7. 
    The number of Chromosomes in the human gene is __.
    • A. 

      23

    • B. 

      48

    • C. 

      46

    • D. 

      24

  • 8. 
    Viticulture is related with __.
    • A. 

      Grapes

    • B. 

      Pine Apple

    • C. 

      Orange

    • D. 

      Strawberry

  • 9. 
    The acid present in Vinegar is
    • A. 

      Citric Acid

    • B. 

      Acetic Acid

    • C. 

      Oxalic Acid

    • D. 

      Malic Acid

  • 10. 
    The longest and largest bone in the human body is __. 
    • A. 

      Spinal Cord

    • B. 

      Humerus

    • C. 

      Fibula

    • D. 

      Femur

  • 11. 
    The average weight of the human brain is __. 
    • A. 

      1,500 grams

    • B. 

      1,200 grams

    • C. 

      1,400 grams

    • D. 

      ,300 grams

  • 12. 
    Which part of human brain is affected by alcohol?
    • A. 

      Cerebrum

    • B. 

      Cerebellum

    • C. 

      Medulla Oblongata

    • D. 

      Corpus Callosum

  • 13. 
    The first heart Transplantation in India was in the Year __. 
    • A. 

      3rd August 1994

    • B. 

      13th August 1994

    • C. 

      3rd September 1994

    • D. 

      13th September 1994

  • 14. 
    The largest organ in the human body is __.
    • A. 

      Gland

    • B. 

      Bone

    • C. 

      Skin

    • D. 

      Liver

  • 15. 
    Which type of lens is used to correct myopia?
    • A. 

      Convex lens

    • B. 

      Concave lens

    • C. 

      Biconcave lens

    • D. 

      Biconvex lens

  • 16. 
     There are several levels of protein structure, the most complex of which is
    • A. 

      primary

    • B. 

      Secondary

    • C. 

      Tertiary

    • D. 

      quaternary

  • 17. 
    Animals store glucose in the form of
    • A. 

      amylose

    • B. 

      Glycogen

    • C. 

      Glycerol

    • D. 

      Guanine

  • 18. 
     The globular shape of a protein is called the
    • A. 

      Primary structure

    • B. 

      Secondary structure

    • C. 

      Tertiary structure

    • D. 

      Quaternary structure

  • 19. 
    What happens during a hydrolysis reaction?
    • A. 

      Protein coils into its secondary structure

    • B. 

      The bond between two subunits of a macromolecule is broken

    • C. 

      Saturated fats become unsaturated

    • D. 

      a bond is formed between two subunits of a macromolecule

  • 20. 
    Molecules that have the same chemical formula but have different molecular structures are called
    • A. 

      Isotopes

    • B. 

      ions

    • C. 

      Structural isotopes

    • D. 

      Isomers

  • 21. 
    Ordinary table salt is sodium chloride. What is baking soda?
    • A. 

      Potassium chloride

    • B. 

      Potassium carbonate

    • C. 

      Potassium hydroxide

    • D. 

      Sodium bicarbonate

  • 22. 
    Movement of cell against concentration gradient is called
    • A. 

      Osmosis

    • B. 

      Active transport

    • C. 

      Diffusion

    • D. 

      Passive transport

  • 23. 
    Plants absorb dissolved nitrates from soil and convert them into
    • A. 

      free nitrogen

    • B. 

      Urea

    • C. 

      Ammonia

    • D. 

      Proteins

  • 24. 
    Nucleus, the genetic material containing rounded body in each cell, was first discovered in 1831 by
    • A. 

      Robert Hooke

    • B. 

      Robert Brown

    • C. 

      Rudolf Virchow

    • D. 

      Theodore Schwann

  • 25. 
    Most of the red, blue and purple colours of plants are due to a pigment called
    • A. 

      Anthocyanin

    • B. 

      Carotene

    • C. 

      Chlorophyll

    • D. 

      Xanthophylls