AFMC MBBS past years question paper

Will you please provide me the AFMC MBBS past years question paper????????????

[Arvind Kumar]

As per your request here I am sharing the AFMC MBBS past years question paper:

Suberin In cork cell wall is aA polypeptide
B polysaccharide
C fatty sub6tance
D none of the above.

The cell bodies of the motor neurons are located in the spinal cord in A intermediolateral cell column
B dorsal root ganglia
C dorsal horn (gray matter)
D ventral horn (gray matter).

The main difference between chlorop hyll ‘a’ and ‘b’ IsA Chlorophyii ‘a’ has no Mg ion in centre of molecule
B Chlorophyll ‘a’ is linear chain compound and ‘b’ is brached chain
C In chlorophyll ‘a’ there is CH3 group whereas in ‘b’ it is - CHO group
D All of the above

The scientist who cut the tall of mouse in many generations but found that it Is not Inherited: A Bateson
B Lan,arck
C Weisrnann
D Darwin

Which of the following is absent in piokaryotes? A Mftochondria
B DNA
C RNA
D Plasma membrane

The crystal of lead zirconate is a key component of: A Electroencephalography
B Electrocardiography
C Magnetoencephalograph,
D Sonography

Based on cellular mechanisms there are two major types of regeneration found in the animals. Which one of the following is the correct example of the type mentioned? A Epirnorphosis — Regeneration of crushed and filtered out pieces of a Planarta into as many ne PLnarians
B Morphallaxis - Regeneration of two transv erselv cut equal pieces of a Hydra into two small Hydras
C Epirnorphosis - Replacement of old and dead erythrocytes by the new ones
D Morphallaxis — Healing up of a wound in the skin

An artificial pace-maker is implanted subcutaneously and connected to the heart in patients A having 90% blockage of the three main coronary arteries
B having a very high blood pressure
C with irregularity in the heart rhythm
D suffering from arteriosclerosis

The sequence of spores produced in the wheat rust life cycle is A basidiospores, aeciospores, pycniospores and teliospores
B teliospores, basidiosors, uredospores and pycniospores
C teliospores, aeciospores, uredospores and basidiospores
D aeciospores, uredospores, teliospores, badiospo and

The developing embryo Is a hollow sphere of cells, one cell thick during the __________ stageA cleavage
B polar body
C gastrula
D blastula.

Loops of lampbrush chromosome are composed ofA Protein and RNA
B Double helix DNA only
C Double helix DNA, protein and RNA
D Single stranded DNA, protein and RNA

In pollen mother cells cytokinesis during meiosis is A Simultaneous type
B Successive type
C In some cases successive type while in others simultaneous type
D No cytokinesis takes place

Which one of the following is a matchi ng pair of a certain body feature and Its value count in a normal human adult? A Urea-5-1O mg/100 ml of blood
B Blood sugar (fasting) -7O—1O0—m/1OOml
C Total blood volume —34-litres
D ESR in Wintrobe method -9-15 mm in males and 20—34 mm in females

Which one of the following pairs of termt names mean one and the same thing?A Gene pool -genome
B Codon-gene
C Cistron-triplet
D DNA fingerprinting —DNA profiling

An Insect bite riay result in inammatjool that spot. This is triggered by the alarm chemicals such a. A interfvons and hi stones
B histamine and kinms
C histamine and ctopamine
D interferons and opsonin

E.coli about to replicate was placed in a medium containing radioactive thynidine for five minutes. Then it was made to replicate in a normal medium. Which of the following observation will be correct? A Both the strands of DNA will be radioactive
B One strand radioactive
C Each strand half radioactive
D None is radioactive

Heterotrichous habit is shown by A Ulothrix
B Oedogonium
C Chlamydomonas
D Stegeoclodium.

A hog breeder would use a backcross toA determine if a particular hog is genotypic alhjpure
B eliminate chances of congenital malformations
C maintain a pure line of desirable traits
D produce a bier and healthier strain

In F2 generation of monohybrid cross the cause of 1 : 2: 1 phenotyplcratio isA Inhibition
B Epistatics
C Incomplete dominance
D Quantitative inheritance

Which one of the following Is a matching pair?A Lubb—Sharp closure of AV valves at the beginning of ventricular systole
B valves at the beginning of ventricular diastole
C Pulsation of the radial artery-Valves in the blood vessels
D Initiation of the heart beat —Purkinje fibres

Which one of the following pairs of geog raphical areas show maximum biodiversity in our country A Kerala and Punjab
B Sunderbans and Rann of Kutch
C Eastern Ghats and West Bengal
D Eastern Himalaya and Western Ghats

Plasmids are suitable vectors for gene cloning because A these are small circular DNA molecules which can integrate with host chromosomal DNA
B these are small circular DNA molecules with their own replication origin site
C these can shuttle between prokaryotic and eukaryotic cells
D these often carry antibiotic resistance genes

Streptomycin is produced by A Strepeomes scoleus
B Steptomes fradie
C Streptomyces ‘enezueia
D Sfrepømes griseus

Characteristics which are common the Arthropod, Mollusk, Echinoderm and Chordate lines are a (an) A segmentation and a coelom
B endoskeleton and a coelom
C compound eye and segmentation
D coelom and a parietal eye.

The evidence that crossing over occurs at four stranded stage and not at two stranded stage of the chromosomes, comes fromA Studies of meiosis in maize
B Studies on Linkage maps of chromosomes in Drosophila
C 4 : 4 arrangement of ascospores in Neurospora
D 2 : 2 : 2 : 2 arrangement of ascospores in Neurospora