UHS Biology MCAT MCQs for Medical Entry Test

Medical & Dental College Admission Test (MDCAT) is taken in Pakistan for the admission in MBBS and BDS. We have collected UHS  Biology MCAT MCQs from the past papers of MDCAT/MCAT.

UHS  Biology MCAT MCQs

UHS Syllabus

1. Biology
2. Chemistry
3. Physics
4. English

MCQs from Past Papers:

21.         The detatchment of viral DNA from host’s chromosome & start of lytic cycle is

              a            Induction      b Lygency

              c             Prophage     d Lysis

22.         Sarcina is

              a            Grape-like clusters of cocci

              b            Square of 4 cocci

              c             Cube of 8 bacilli

              d            Cube of 8 cocci

23.         Bacilli divide

              a            In one plane only   b In two planes

              c             In three planes      d  In four planes

24.         All of following are Bacilli subtilis

              a            Escherichia Coli

              b            Bacillus subtilis

              c             Hyphomicrobium

              d            Pseudomonas

25.         Mostly, flagella are present in

              a            Cocci                    b Cocci & bacilli

              c             Bacilli & spiral   d Bacilli

26.         True pili are only present on

              a            Gram positive baclene

              b            Gram negative bacleria

              c             Bacilli

              d            The spiral

27.         Which one of followings determine the shape of bacterium

              a            Slime     b    Cell wall

              c             Capsule d    Plane of division

28.         Cell wall is only absent in

              a            Mycoplasmas    b   Escherichia coli

              c             Spirochetes       d   Pseudomonas

29.         Overall thickness of gram positive cell wall

              a            2-8nm   b            20-80nm

              c             8-11nm d            81-110nm

30.         The cytoplasm of prokaryotic cell lacks

              a            Discrete chromosome

              b            Discrete chromosome & nuclear membrane

              c             Membrane bound organelles

              d            Membrane bound organelles & microtubules

31.         Which one of following is incorrect about plasmid

              a            Vector in genetic engineering technique

              b            Circular double standard DNA molecule

              c             Essential for growth & metabolism

              d            Self replicating

32.         Bacterial’s spores help in

              a            Reproduction

              b            Storage of nutrients

              c             Differentiation of vegetative cells

              d            Survival under adverse condition

33.         The cell walls of most bacteria have a unique macromolecule called

              a            Murein                       b    Peptidoglycan

              c             Lipopolysaccharide  d    Lipoproteins

34.         Most bacteria are

              a            Autotrophic

              b            Heterotrophic

              c             Photosynthetic

              d            Chemosynthetic

35.         Which one of following are fully dependent on their host for nutrition

              a            Parasitic            b Saprophytic

              c             Photosynthetic d Chemosynthetic

36.         Bacterial chlorophyll is present in the

              a            Chloroplast        b Mesosome

              c             Cytoplasm          d Cell membrane

37.         During photosynthesis, bacteria liberate

              a            Oxygen         b    Sulphur

              c             Nitrogen      d Carbon dioxide

38.         Nitrifying bacteria are

              a            Parasitic              b Sporophytic

              c             Photosynthetic d Chemosynthetic

39.         The products of bacterial photosynthesis are

              a            Co2 + H2O + 2S

              b            2H2S + H2O + 2S

              c             (CH2O)n + 2H2S + Co2

              d            (CH2O)n + H2O + 2S

40.         Antibiotics are used in treatment of

              a            Parasitic disease

              b            Social diseases

              c             Congenital diseases

              d            Infections diseases

You may also like: MDCAT Biology MCQs Past Papers Test No.1, MDCAT Biology MCQs Past Papers Test No.2,  MDCAT Biology MCQs Past Papers Test No.3