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.

101.

Disturbed orientation is seen in -

A. Paranoid personality
B. Neurosis
C. Schizophrenia
D. Organic mental disorder
Answer» E.
102.

The posterior urethra is best visualized by -

A. Static cystogram
B. Retrograde urethrogram
C. Voiding cystogram
D. CT cystogram
Answer» D. CT cystogram
103.

Bipolar 2 disorder is -

A. Hypomania + depression
B. Hypomania + Subsyndromic depression
C. Mania + Subsyndromic depression
D. Mania and depression
Answer» B. Hypomania + Subsyndromic depression
104.

A 60 yrs old male suffering from Auditory hallucination says that people staying upwards are taking about him and conspiring against him.He dropped a police complaint against them but the allegations were proved to be wrong.The diagnosis is:

A. Depression
B. Dementia
C. Delusional disorder
D. Schizophrenia
Answer» E.
105.

A patient of schizophrenia treated for 5 yrs developed perioral movements.Likely diagnosis is:

A. Akathisia
B. Malignant neuroleptic syndrome
C. Tardive dyskinesia
D. Muscular dystonia
Answer» D. Muscular dystonia
106.

Tardive dyskinesia is produced by following except -

A. Clozapine
B. Haloperidol
C. Chlorpromazine
D. Fluphenazine
Answer» B. Haloperidol
107.

'Nihilistic delusions' is/are see in -

A. Endogenous depression
B. Double epression
C. Both
D. None of the above
Answer» D. None of the above
108.

Treatment of depression with suicidal tendencies is ?

A. Clozapine
B. Mitrazapine
C. ECT
D. Olenzapine
Answer» D. Olenzapine
109.

Which of the following is not seen in hyperkinetic child -

A. Decreased attention span
B. Aggressive outburst
C. Soft neurological signs
D. Left to right disorientation
Answer» E.
110.

Delution is a disorder of:

A. Thought
B. Perception
C. Judgement
D. Memory
Answer» B. Perception
111.

A Young man is with known heroin addiction is brought in the emergency in unconscious state. On examination his pupil are pin point. What will be the treatment of choice?

A. IV naloxone
B. Oral natrexone
C. Oral Buprenorphine
D. Oral diazepam
Answer» B. Oral natrexone
112.

A 41 year old woman working as an Executive Director is convinced that the management has denied her promotion by preparing false reports about her competence and have forged her signature on sensitive documents so as to convict her.She files a complaint in the police station and requests for security.Despite all this she attends to her work and manages the household.She is suffering from:

A. Late onset Psychosis
B. Paranoid Schizophrenia
C. Obsessive Compulsive Disorder
D. Persistent Delusional Disorder
Answer» E.
113.

All are cluster B disorders personality except -

A. Avoidank
B. Borderline
C. Antisocial
D. Narcissistic
Answer» B. Borderline
114.

Not a feature of dementia is -

A. Forget fullness
B. Loss of neurons in brain
C. Loss of sensorium
D. Wearing dirty clothes
Answer» D. Wearing dirty clothes
115.

Moral treatment of mentally ill patient was first stressed by -

A. Kraeplin
B. Sigmung Freud
C. Pinel
D. Morel
Answer» D. Morel
116.

The Psychological disorder most commonly associated with myxedema -

A. Depression
B. Mania
C. Paronia
D. Phobia
Answer» B. Mania
117.

Outside environment seems strange in ?

A. Deja vu phenomenon
B. Derealisation
C. Jamais phenomenon
D. Mania
Answer» C. Jamais phenomenon
118.

A chronic smoker taking 20 cigarettes per day has developed chronic cough.His family suggested quitting cigarettes. He is ready to quit but thinks that quitting will make him irritable.Which of the following option best describes the stage of behavour change:

A. Contemplation and Cost analysis
B. Precontemplation and preparation
C. Belief
D. Persuasion
Answer» E.
119.

Flight of idea is seen in -

A. Delirium
B. Schizophrenia
C. Mania
D. Depression
Answer» D. Depression
120.

All are dissociative disorders except -

A. Fugue
B. Multiple personality
C. Deafness(Psychogenic)
D. Amnesia
Answer» D. Amnesia
121.

All are seen in Lawrence Moon Biedl Syndrome except -

A. Digital anomalies
B. Mental retardation
C. Hypogonadism
D. Asthenic built
Answer» E.
122.

A patient of depression is getting chlorpromazine, but his auditory hallucination are not controlled.The next drug given is -

A. Sulpride
B. Haloperidol
C. Tianeptin
D. Clozapine
Answer» E.
123.

Regarding Ganser's syndrome true is -

A. Repeated lying
B. Approximate answers
C. Unconscious episodes
D. Feighning illness
Answer» C. Unconscious episodes
124.

Which of the following behavioral problems would suggest an organic brain lesion -

A. Auditory hallucinations
B. Formal thought disorder
C. Depression
D. visual hallucinations
Answer» E.
125.

A middle aged man presented with pain in back,lack of interest in recreational activities,low mood,lethargy,decreased sleep and appetite for two months.There was no history suggestive of delusions of hallucinations.He did not suffer from any chronic medical illness.There was no family history of psychiatric illness.Routine investigations including haemogram,renal function tests,liver function tests electrocardiogram did not reveal any abnormality.This patient should be treated with:

A. Haloperidol
B. Sertraline
C. Alprazolam
D. Olanzapine
Answer» C. Alprazolam
126.

Acoustic shadow in USG is due to

A. Artefact
B. Absorption
C. Reflection
D. Refraction
Answer» D. Refraction
127.

Drug of choice for obsessional neurosis is -

A. Clomipramine
B. Chlorpromazine
C. Haloperidol
D. Clomiphene citrate
Answer» B. Chlorpromazine
128.

Autism is -

A. Social and language communication problem
B. Neurodevelopmental disorder
C. Mainly due to hypothalamus damage
D. Metabolic disease
Answer» B. Neurodevelopmental disorder
129.

Which of the following drugs produce rapid induction of sleep with least influence on sleep architecture

A. Zaleplon
B. Diazepam
C. Chlorpromazine
D. Haloperidol
Answer» B. Diazepam
130.

Mary's law states the relationship of heart rate with ?

A. Cardiac output
B. Stroke volume
C. Arterial BP
D. Presystolic volume
Answer» D. Presystolic volume
131.

Vapor pressure of water at 100°C is about __________ bar.

A. 1.013
B. 0.1013
C. 101.3
D. 10.13
Answer» B. 0.1013
132.

In a single tank system, the transfer function of __________ to inlet flow rate is 1/TS 1.

A. level
B. outlet flow rate
C. neither ( nor (
D. both ( & (
Answer» C. neither ( nor (
133.

A micro array is an ordered array of microscopic elements on a planer substrate that allows the specific binding of

A. whole genome
B. gene or gene products
C. none of these
D. both ( and (
Answer» C. none of these
134.

Bilateral hilar lymphadenopathy,along with non caseating granulomas is a feature of:

A. SLE
B. Stein-leventhal syndrome
C. Sarcoidosis
D. Scleroderma
Answer» D. Scleroderma
135.

In the treatment of severe bradycardia, all of the following can be the best modality of treatment except -

A. Atropine
B. Pacing
C. Isoproterenol
D. Diltiazem
Answer» E.
136.

Consider the following statements regarding classic polyarteritis nodosa - (1) it is multi system necrotising vasculitis . (2) Small and medium vessels are involved . (3) Pulmonary artery involvement is a characteristic features . (4) Upto 30% patients may show positive test for Hepatitis B surface antigen .

A. 1 and 2 are correct
B. 2 and 3 are correct
C. 1,2 and 4 are correct
D. 2,3 and 4 are correct
Answer» D. 2,3 and 4 are correct
137.

A patient presents with massive splenomegaly,lab examination reveals a TLC of 4200/cmm,platelet count 90,000/cmm,and bone marrow aspiration reveals a dry tap.Diagnosis is:

A. CML
B. CLL
C. Hairy cell leukemia
D. Myelodysplasia with myelofibrosis
Answer» D. Myelodysplasia with myelofibrosis
138.

Antitopoisomerase I is marked of -

A. Systemic sclerosis
B. Classic polyarteritis nodosa
C. Nephrotic syndrome
D. Rheumatoid arthritis
Answer» B. Classic polyarteritis nodosa
139.

An adult male person presents with drowsiness, vertigo and unconciousness which artery is involved -

A. Anterior cerebral artery
B. Middle cerebral artery
C. Posterior cerebral artery
D. Anterior choroidal artery
Answer» D. Anterior choroidal artery
140.

True regarding HIV infection:

A. Infected T cells survive for a month in infected patients
B. In latent phase HIV has minimal replication
C. Following needle stick injury infectivity is reduced by administration of nucleoside analogues
D. CD4 counts are the best predictors of disease progression
Answer» D. CD4 counts are the best predictors of disease progression
141.

Kussmaul's sign is not found in:

A. RV infarct.
B. Constrictive pericarditis
C. Restrictive cardiomyopathy
D. Cardiac tamponade
Answer» E.
142.

All of the following statements regarding beta hCG are true EXCEPT -

A. Measurements of serum concentrations are useful for the diagnosis of partial hydatidiform mole
B. At a serum concentration of 2000 IU/L, a normal intrauterine pregnancy can be identified on transvaginal ultrasound scanning
C. A falling serum level does not exclude ectopic pregnancy
D. Serial serum concentrations may be used to monitor the medical treatment of ectopic pregnancy
Answer» B. At a serum concentration of 2000 IU/L, a normal intrauterine pregnancy can be identified on transvaginal ultrasound scanning
143.

Hypoglycemic unawareness that occurs in diabetic patients when transfered from oral hypoglycemics to insulin,is due to which of the bellow:

A. Lipodystrophy
B. Somogi phenomenon
C. Autonomic neuropathy
D. Insulin resistance
Answer» D. Insulin resistance
144.

Alpha-fetoprotein in maternal serum and/or amniotic fluid is increased in all except -

A. Fetal neural tube defects
B. Down's syndrome
C. Anencephaly
D. Encephalocele
Answer» C. Anencephaly
145.

In which condition Hepatomegaly with liver pulsation may be seen?

A. Pulmonary Hypertension
B. Mitral Stenosis
C. Tricuspid Regurgitation
D. Mitral Regurgitation
Answer» D. Mitral Regurgitation
146.

Neha, 12 yrs, with tremors and emotional lability has a golden brown discoloration in Descemet's membrane.The diagnosis may be

A. Wilson's disease
B. Fabry's disease
C. Acute Rheumatic fever
D. Glycogen storage disease
Answer» B. Fabry's disease
147.

Which of the following intrauterine contraceptive devices does not need to be replaced even after 3-5 years of use:

A. CuT 375
B. CuT 200
C. Multiload Cu devices
D. CuT 380A
Answer» E.
148.

The sputum specimen of a 70 year old male was cultured on a 5% sheep blood agar.The culture showed the presence of a-haemolytic colonies next day. The further processing of this organism is most likely to yield -

A. Gram positive cocci in short chains, catalase negative and bile resistant
B. Gram positive cocci in pairs, catalase negative and bile resistant
C. Gram positive cocci in clusters, catalase positive and coagulase positive
D. Gram negative cocci bacilli catalase positive and oxidase positive
Answer» C. Gram positive cocci in clusters, catalase positive and coagulase positive
149.

All of the following statements about carbohydrate antigen are true except

A. Memory response is seen
B. It has lower immunogenicity
C. Does not require stimulation by T cells
D. Cause polyclonal B cell stimulation
Answer» B. It has lower immunogenicity
150.

The risk of endometrial carcinoma is the highest with the following histological pattern of endometrial hyperlasia -

A. Complex hyperlasia without atypia
B. Complex hyperlasia with atypia
C. Simple hyperlasia without atypia
D. Simple hyperlasia with atypia
Answer» C. Simple hyperlasia without atypia