Explore topic-wise MCQs in 12th.

This section includes 3578 Mcqs, each offering curated multiple-choice questions to sharpen your 12th knowledge and support exam preparation. Choose a topic below to get started.

2001.

Which of the following group is not the carbohydrate containing antibiotic?

A. Vancomycin & Moenomycin
B. Streptomycin & Streptothricin
C. Erythromycin & candicidin
D. Everninomycin & Nogirimycin
Answer» D. Everninomycin & Nogirimycin
2002.

What is an anaerobic digester?

A. Microbe that eats hazardous waste
B. New diet drink
C. All of the above
D. Method to convert agricultural waste into a biogas
Answer» E.
2003.

What is false regarding dentate line -

A. Dentate line lies 2cms above the anal verge
B. Transitional epithelium lies above the dentate line
C. Glands of Morgagni open below the line
D. Anal glands open at the line
Answer» C. Glands of Morgagni open below the line
2004.

The bacteria which are inhibited on crystal violet (1:500,000) blood agar, is/are

A. Staphylococci
B. Streptococci
C. None of these
D. Both ( and (
Answer» B. Streptococci
2005.

Trigone of the urinary bladder is developed from -

A. Paramesonephric ducts
B. Ectoderm
C. Mesoderm
D. Endoderm
Answer» D. Endoderm
2006.

A patient has loss of sensation at angle of mandible(jaw) and parotid area.Which of the following nerve is most likely to be injured -

A. Lesser occipital nerve
B. Greater auricular nerve
C. Mandibular nerve
D. Auriculotemporal nerve
Answer» C. Mandibular nerve
2007.

A 5 yrs old boy suffering from Duchenne Muscular Dystrophy and Polymyositis has been fasting for 8 hrs and has to undergo tendon lengthening procedure,which Anaesthetics should be used

A. Induction by I.V. scoline and N2O halothane for maintenance
B. Induction by I.V. propofol, N2O and O2 for maintenance
C. Induction by I.V. thiopentone and H2O and halothane for maintenance
D. Inhalational N2O, halothane and O2 for maintenance
Answer» C. Induction by I.V. thiopentone and H2O and halothane for maintenance
2008.

Which of the following can be used to detect clumping factor?

A. slide coagulase test
B. tube coagulase test
C. none of these
D. precipitation test
Answer» B. tube coagulase test
2009.

Which nucleus is not found in the floor of the fourth ventricle -

A. Facial N
B. Dorsal vagal nuclei
C. Abducens N
D. None
Answer» E.
2010.

The Glossopharyngeal nerve supplies the posterior part of the tongue because it develops from the

A. Hyoid arch
B. Tuberculum impar
C. Mandibular arch
D. Hypobranchial eminence
Answer» E.
2011.

A19 yrs old boy fell from the motor bike on his shoulder. The doctor diagnosed him a case of Erb's paralysis.The following signs and symptoms will be observed except -

A. Loss of lateral rotation
B. Loss of abduction at shoulder joint
C. Loss of flexion at elbow joint
D. Loss of pronation at radioulnar joint
Answer» E.
2012.

What is the effect of a decrease in pH on hemoglobin oxygen affinity?

A. Increase in oxygen affinity
B. Decrease in oxygen affinity
C. Increase affinity in muscle cell otherwise decrease
D. No effect on oxygen affinity
Answer» C. Increase affinity in muscle cell otherwise decrease
2013.

Superovulation is primarily the result of

A. increased atresia in medium and large follicles (>1.7 mm)
B. decreased atresia in medium and large follicles (>1.7 mm)
C. decreased atresia in small follicles (<1.7 mm)
D. increased atresia in the large follicles (<1.7 mm)
Answer» C. decreased atresia in small follicles (<1.7 mm)
2014.

A person's pattern of living and as expressed in activities and opinions is best classified as

A. role
B. status
C. lifestyle
D. personality
Answer» D. personality
2015.

పట్టణ పేదరిక నిర్మూలనకు ఉద్దేశించిన పధకం ?

A. నెహ్రు రోజ్ గార్ యోజన
B. స్వర్ణ జయంతి సహరి రోజ్ గార్ యోజన
C. SEEUY
D. పైవన్నీ
Answer» E.
2016.

The needs that arise from physiological states such as hunger and thirst are classified as

A. biogenic
B. formal needs
C. informal needs
D. sufficiency needs
Answer» B. formal needs
2017.

Which of the following will easily dissolve in a polar solvent?

A. methane
B. gasoline (heptanes & octanes)
C. sodium chloride
D. argon
Answer» D. argon
2018.

The cost of apparatus which can withstand high pressures above 30,000 kPa is extremely

A. high
B. low
C. not possible
D. efficient
Answer» B. low
2019.

Sternohypo is supplied by -

A. Cl through hyoid glossal nerve
B. Ansa cervicalis
C. Glossopharyngeal nerve
D. Hypoglossal nerve
Answer» C. Glossopharyngeal nerve
2020.

All are lateral branches of abdominal aorta, except -

A. Right testicular artery
B. Left renal artery
C. Inferior mesenteric artery
D. Middle suprarenal artery
Answer» D. Middle suprarenal artery
2021.

Typical aeration rates for aerobic fermentation are

A. 0.5 - 1.0 vvm
B. 0 - 0.5 vvm
C. 1.5 - 2.0 vvm
D. 1.0 - 1.5 vvm
Answer» B. 0 - 0.5 vvm
2022.

Ureteric construction is seen at all of the following positions,EXCEPT:

A. Crossing of iliac artery
B. Ischial spine
C. Ureteropelvic junction
D. Ureterovesicle junction
Answer» C. Ureteropelvic junction
2023.

Human pathogenic bacteria is/are

A. Burkholderia mallei
B. B pseudomallei
C. All of these
D. Pseudomonas aeruginosa
Answer» D. Pseudomonas aeruginosa
2024.

Prodigiosin (red pigment) is produced by members of genus

A. Enterobacter
B. Hafnia
C. Cirobacter
D. Serratia
Answer» E.
2025.

A strain of Escherichia coli has a maximum specific growth rate of 0.8 h-1 on a glucose based medium. If this organism is being grown in a chemostat with a dilution rate of 1.2 h-1, then at steady state the concentration of E. coli in the same mediu

A. be zero
B. increase
C. decrease
D. change randomly
Answer» B. increase
2026.

Motor supply of the diaphragm is:

A. Intercostal nerves
B. Thoracodorsal nerve
C. Sympathetic nerves
D. Phrenic nerve
Answer» E.
2027.

The activated sludge process consists of returning a portion of the clarifier

A. influent water coming out of the reactor
B. effluent water entering the reactor
C. effluent water coming out of the reactor
D. influent water entering the reactor
Answer» E.
2028.

Which is the most efficient complement fixing class of antibody?

A. IgA
B. IgE
C. IgG
D. IgM
Answer» E.
2029.

The sigma factor

A. provides the catalytic function of cleaving off pyrophosphates during mRNA synthesis
B. is responsible for recognizing the termination sequence
C. accomplishes DNA restriction
D. recognizes the promotor
Answer» E.
2030.

3sinθ+4cosθ =

A. 5cos(θ+tan-14/3)
B. 5sin(θ+tan-14/3)
C. 5sin(θ+cot-14/3)
D. None of the Above
Answer» C. 5sin(θ+cot-14/3)
2031.

The structures passing posterior to diaphragm are all except -

A. Thoracic duct
B. Greater splanchnic nerve
C. Aorta
D. Azygos vein
Answer» C. Aorta
2032.

What is the result of invasion of a body by pathogens?

A. Inflammation
B. Infection
C. Pus
D. Swelling
Answer» C. Pus
2033.

Following are the T.M. joint ligaments except -

A. Stylomandibular
B. Tympanomandibular
C. Temporomandibular
D. Sphenomandibular
Answer» C. Temporomandibular
2034.

Much : Many :: Measure : ?

A. Weigh
B. Measures
C. Calculate
D. Count
Answer» E.
2035.

Find analogous pair of Formula : Constituent

A. Equation : Term
B. Rocket : Pilot
C. Carburettor : Mixture
D. Binomial : Monocular
Answer» B. Rocket : Pilot
2036.

Which species lack immunoglobulin light chains?

A. Humans
B. Camels
C. Buffalo
D. cows
Answer» C. Buffalo
2037.

The following group of lymph nodes receives lymphatics from the uterus except:

A. Superficial inguinal.
B. Deep inguinal.
C. External iliac.
D. Internal iliac.
Answer» C. External iliac.
2038.

A Child is intubated for craniotomy. During surgery after 2 min, bellows of anaesthetic machine collapses. Next step?

A. use bigger size tube
B. Increase flow
C. ventilate manually
D. continue the operation
Answer» D. continue the operation
2039.

What information can be generated by interrupted mating experiments?

A. Bacterial genome maps
B. Levels of DNA homology
C. Proteomics of the bacteria
D. DNA nucleotide sequences
Answer» B. Levels of DNA homology
2040.

Botanically pineapple is a -

A. Pome
B. Baluster
C. Berry
D. Sorosis
Answer» E.
2041.

Order of sensitivity of nerve fibres to local anaesthetic in decreasing order -

A. Preganglionic sympathetic (B), pain (C and A-delta), sensory, motor
B. Pain (C and A-delta), Preganglionic sympathetic (B), motor
C. Preganglionic sympathetic (B), sensory, motor, pain (C and A-delta)
D. Pain (C and A-delta), sensory, motor
Answer» B. Pain (C and A-delta), Preganglionic sympathetic (B), motor
2042.

What did Albert Abraham Michelson invent?

A. Interferometer
B. Stethoscope
C. Barometer
D. Telescope
Answer» B. Stethoscope
2043.

Neurovascular bundle an axilla is surrounded by sheath derived from?

A. Clavipectoral fascia
B. Axillary sheath
C. Prevertebral fascia
D. Pretracheal fascia
Answer» D. Pretracheal fascia
2044.

In company's microenvironment, the 'local publics' consists of

A. Environmental organizations
B. Editorial opinion
C. Community organizations
D. Both a and b
Answer» D. Both a and b
2045.

Hill : Mountain :: Stream : ?

A. River
B. Canal
C. Glacier
D. Avalanche
Answer» B. Canal
2046.

The distinguishing psychological traits that lead to responses to environment stimuli are classified as

A. personality
B. self goals
C. self values
D. self motivation
Answer» B. self goals
2047.

The sterilization method depends

A. volume and feed rate
B. nature of additive
C. none of these
D. both ( and (
Answer» E.
2048.

sinθ-cosθtanθ/2/cosθ+sinθtanθ/2 =

A. tanθ/2
B. −tanθ/2
C. cotθ/2
D. None of the Above
Answer» B. −tanθ/2
2049.

The perceptual process in which people notices stimuli they usually anticipate is called

A. selective attention
B. selective shopping
C. selective ad watching
D. selective noticing
Answer» B. selective shopping
2050.

__________ is specifically able to have a long-term relationship with the host known as lysogeny.

A. Adsorbed virus
B. Temperate virus
C. DNA phage
D. RNA phage
Answer» C. DNA phage