Explore topic-wise MCQs in Biotechnology.

This section includes 813 Mcqs, each offering curated multiple-choice questions to sharpen your Biotechnology knowledge and support exam preparation. Choose a topic below to get started.

451.

Oddities of speech, mannerism and clothing with magical thinking is seen in which type of personality disorder -

A. Schizotype
B. Borderline
C. Schizoid
D. Paranoid
Answer» B. Borderline
452.

Calcitonin is secreted by:

A. Adrenal glands
B. Ovaries
C. Thyroid gland
D. Parathyroid gland
Answer» D. Parathyroid gland
453.

Rathi a 26 yrs old females diagnosed to be suffering from depression.Now for the past 2 days had suicidal tendencies,thoughts and ideas the best T/t is:

A. Selegiline
B. Amitryptiline
C. Haloperidol +Chlorpromazine
D. Venesection
Answer» E.
454.

Characteristic feature of schizoid personality is -

A. Not concerned with disease
B. Conversion reaction
C. Emotional coldness
D. Checks details of all things
Answer» D. Checks details of all things
455.

Acantholysis is characteristic of:

A. Erythema multoforme
B. Dermatitis herpetiformis
C. Pemphigus vulgaris
D. Pemphigoid
Answer» D. Pemphigoid
456.

Which of the following is absorbed in the colon -

A. Bile salts
B. Electrolytes
C. Iron
D. Proteins
Answer» C. Iron
457.

ECT is not useful in treatment of -

A. Catatonic schizophrenia
B. Endogenous depression
C. Acute psychosis
D. Chronic Schizophrenia
Answer» E.
458.

Toxic epidermal necrolysis is also called -

A. Lyell's syndrome
B. Sweet's syndrome
C. Duhring's disease
D. Hailey and Haily's disease
Answer» B. Sweet's syndrome
459.

Active transport across the cell membrane is mediated by -

A. Na+-K+ ATPase
B. G-proteins
C. Channel protein
D. Carrier protein
Answer» E.
460.

A 25 year old women complains of intense depressed mood for 6 months with inability to enjoy previously pleasurable activities.This symptom is known as -

A. Anhedonia
B. Avolition
C. Apathy
D. Amotivation
Answer» B. Avolition
461.

True about bipolar disorder type II is -

A. Repetitive mania and hypomania
B. Repetitive depression and hypomania
C. Recurrent depression
D. Recurrent mania
Answer» C. Recurrent depression
462.

A good measure of the virulence of a disease is

A. Attack rate
B. Secondary attack rate
C. Incidence rate
D. Prevalence rate
Answer» C. Incidence rate
463.

Receptor on cell membrane that activate ion channel after binding with agonists are -

A. Muscarinic Cholinergic
B. GABAA
C. GABAB
D. All of the above
Answer» C. GABAB
464.

A 30 year old man who was recently started on haloperidol 30 mg/day developed hyperpyrexia, muscle rigidity, akinesia, mutism, sweating, tachycardia and increased blood pressure.The investigation showed increased WBC count, increased creatinine phophokinase.These is no history of any other drug intake or any signs of infection.The most likely diagnosis is -

A. Neuroleptic malignant syndrome
B. Drug overdose
C. Tardive dyskinesia
D. Drug induced Parkinsonism
Answer» B. Drug overdose
465.

Anti craving agents for alcohol dependence are all except

A. Topiramate
B. Naltrexone
C. Lorazepam
D. Acamprosate
Answer» D. Acamprosate
466.

Best indicator for monitoring of syphilis treatment is:

A. VDRL
B. FTA-ABS
C. TPI
D. TPHA
Answer» B. FTA-ABS
467.

Systemic de-sensitization therapy is used for:

A. Depression
B. Organic brain syndrome
C. Phobia
D. Schizophrenia
Answer» D. Schizophrenia
468.

In contraction stress test, positive interpretation is -

A. Early acceleration
B. Early deceleration
C. Variable deceleration
D. Persistent late deceleration
Answer» E.
469.

During the cardiac cycle the opening of the aortic valve takes place at the:

A. End of isovolumetric constraction
B. Beginning of systole
C. End of diastatis
D. End of diastole
Answer» B. Beginning of systole
470.

Lac of insight is not a feature of:

A. Panic disorder
B. Schizophrenia
C. Mania
D. Reactive psychosis
Answer» B. Schizophrenia
471.

One of the following is NOT a pervasive developmental disorder -

A. Autistic disorder
B. Conduct disorder
C. Asperger's disorder
D. Rett's disorder
Answer» D. Rett's disorder
472.

The term catatonia was coined by:

A. Bleuler
B. Kraeplin
C. Karl Kahlbalum
D. Freud
Answer» D. Freud
473.

Post-menopausal, hormone that show an increase is ?

A. Progesterone
B. Estrogen
C. FSH
D. Androgen
Answer» D. Androgen
474.

Maintaining sick role by any means is a characteristic feature of -

A. Hypochondriasis
B. Factitious disorder
C. Conversion disorder
D. Somatization disorder
Answer» C. Conversion disorder
475.

Blood supply in splanchnic vessels decrease due to -

A. Venodilation with Increased blood flow
B. Venodilation with normal blood flow
C. Venodilation with decrease blood flow
D. Venoconstriction with decrease blood flow
Answer» E.
476.

All of the following agents are used in the treatment of alcohol dependence,except:

A. Naltrexone
B. Disulfiram
C. Flumazenil
D. Acomprosate
Answer» D. Acomprosate
477.

Delusion of infidelity of part of the sexual partner is known as -

A. Couvade syndrome
B. De clerambault 's syndrome
C. Ekbim's syndrome
D. Othello syndrome
Answer» E.
478.

Vasopressin secretion is increased by -

A. Increased effective osmotic pressure of plasma
B. Decreased effective osmotic pressure of plasma
C. Increased extracellular fluid volume
D. Alcohol
Answer» B. Decreased effective osmotic pressure of plasma
479.

Amount of coronary flow per minute is -

A. 50 ml
B. 300 ml
C. 225 ml
D. 250 ml
Answer» D. 250 ml
480.

Which of the following has the least extrapyramidal side effects:

A. Thioridazine
B. Haloperidol
C. Chlorpromazine
D. Fluphenazine
Answer» B. Haloperidol
481.

All are true about secretion except -

A. Potentiates action of CCK
B. Increases bile salt and bile acids
C. Inhibits gastric emptying
D. Increases bicarbonate rich pancreatic secretion
Answer» C. Inhibits gastric emptying
482.

Abnormal thought possession is found in

A. Organic Brain syndrome
B. Hysteria
C. Obsessive compulsive disorder
D. Neuroasthenia
Answer» D. Neuroasthenia
483.

Perception without stimuli is -

A. Delusion
B. Delirium
C. Illusion
D. Hallucination
Answer» E.
484.

Impaired insight is evident in -

A. Post Traumatic Stress Disorder
B. Schizophrenia
C. Psychosomatic disorder
D. Anxiety neurosis
Answer» C. Psychosomatic disorder
485.

Ram Lal,a 45 yrs old male came to the psychiatric OPD complaning of continuous,dull,non-progressive headache for the last 8 years.The patient has seen numerous neurologists in teh belief that he has a brain tumor even though all his investigations have been normal.The patient insisted that he had a brain tumor and requested yet another workup.Psychiatric evaluation reveals disease conviction in the background of normal investigations.The most probable diagnosis is:

A. Somatoform pain disorder
B. Conversion disorder
C. Hypochondriasis
D. Somatization disorder
Answer» D. Somatization disorder
486.

CO2 in air is measured by:

A. Manometer
B. Hygrometer
C. Kiffer test
D. None
Answer» D. None
487.

Behaviour therapy to change maladaptive behaviours using response as reinforcer uses the principles of:

A. Social learning
B. Operant condotioning
C. Classical conditioning
D. Modeling
Answer» C. Classical conditioning
488.

Millennium development goals aim to reduce MMR by ?

A. 03-04-2015 12:00:00 AM
B. 02-03-2015 12:00:00 AM
C. 01-04-2015 12:00:00 AM
D. 01-02-2015 12:00:00 AM
Answer» B. 02-03-2015 12:00:00 AM
489.

In alcohol withdrawl drug of choice is -

A. Chlordiazepoxide
B. Benzodiazepine
C. Haloperidol
D. Lithium
Answer» B. Benzodiazepine
490.

Normal range of BMI Asian Individual is ?

A. 18.5 to 24.99
B. 22.5 to 24.99
C. 18.5 to 22.5
D. 18.5 to 22.99
Answer» B. 22.5 to 24.99
491.

Ambivalence is most commonly seen in -

A. OCN
B. Schizophrenia
C. Hysteria
D. Mania
Answer» C. Hysteria
492.

True about global warming is-

A. CFC increases stratosphere ozone layer
B. Kyoto protocol called for 20% reduction in green house effect
C. CO2 is the major greenhouse gas
D. Stratosphere ozone laye ris harmful
Answer» D. Stratosphere ozone laye ris harmful
493.

In a locality with choloquine resistant malaria,the ideal presumptive management in a malaria patient is-

A. Chloroquine + primaquine
B. Amidoquine
C. Chloroquine
D. Sulfadoxine +pyrimethamine
Answer» E.
494.

In culex mosquito the type of biological transmission for filarial parasite is:

A. Propagative
B. Cyclical
C. Cyclo-developmental
D. Cyclo-propagative
Answer» D. Cyclo-propagative
495.

Which of the following statement about 'Reservoir' of an infection is NOT correct ?

A. Reservoir can transmit infection to a susceptible host
B. Reservoir' and 'Source' of infection are synonymous
C. Non living thing can be reservoir
D. Reservoir can be an animal
Answer» C. Non living thing can be reservoir
496.

Secular trend is best demostreated by ?

A. Line diagram
B. Bar graph
C. Stem-leaf plot
D. Box and whisker plots
Answer» B. Bar graph
497.

The association between low birth weight and maternal smoking during pregnancy can be studied by obtaining smoking histories of women at the time of their visit and then subsequently correlating birth weight with smoking histories.What type of study is this ?

A. Clinical trial
B. Cross sectional
C. Prospective
D. Case control
Answer» D. Case control
498.

Rashtriya Suraksa Bima Yojna

A. 75% premium borne by family
B. Implemented all over India
C. Applies to BPL only
D. 30000 per family member
Answer» D. 30000 per family member
499.

Eight site rabies vaccine schedule is ?

A. 0,3,7,14,28
B. 8-0-0-4-1-1
C. 8-0-4-0-1-1
D. 0-3-7
Answer» D. 0-3-7
500.

Mites are known to transmit:

A. KFD
B. Human babesiosis
C. Scabies
D. Relapsing fever
Answer» D. Relapsing fever