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.

2301.

Diaphragmatic hernia can occur through all of the following,EXCEPT:

A. Costal and sternal attachment of diaphragm
B. Inferior vena cava opening
C. Esophageal opening
D. Costovertebral triangle
Answer» C. Esophageal opening
2302.

Which of following is the feature of Y chromosome?

A. Submetacentric
B. Metacentric
C. Acrocentric
D. Telocentric
Answer» D. Telocentric
2303.

Which of the following is true regarding gastrulation:

A. Involves the hypoblastic cells of inner cell mass
B. Usually occurs at 4 weeks
C. Establishes all the three germ layers
D. Occurs at the caudal end of the embryo prior to its cephalic end
Answer» D. Occurs at the caudal end of the embryo prior to its cephalic end
2304.

ఆది కవి నన్నయ ఏ రాజు ఆస్తాన కవి ?

A. ప్రతాప రుద్రుడు
B. రాజ రాజ నరేంద్రుడు
C. మనుమ సిద్ది
D. కృష్ణ దేవరాయలు
Answer» C. మనుమ సిద్ది
2305.

Which of the following bacterial colonies fluoresce brick-red in UV light?

A. B melaninogenicus
B. B gingivalis
C. B levii
D. Bacteroides fragilis
Answer» B. B gingivalis
2306.

Planter flaxion is brought about by which of these muscles -

A. Tibilis anterior
B. Peronius brevis
C. Soleus
D. All of the above
Answer» D. All of the above
2307.

Opening of mouth is mainly by-

A. Lateral Pterygoid
B. Medial Pterygoid
C. Temporalis
D. Masseter
Answer» B. Medial Pterygoid
2308.

Longest acting L.A.

A. Procaine
B. Tetracaine
C. Bupivacaine
D. Xylocaine
Answer» C. Bupivacaine
2309.

2011 జనాభా లెక్కల ప్రకారం అధిక జనాభా ఉన్న కేంద్ర పాలిత ప్రాంతం ఏది ?

A. కేరళ
B. అండమాన్ నికోబార్ దీవులు
C. లక్షద్వీప్
D. ఢిల్లీ
Answer» E.
2310.

When did Alfred Lothar Wegener publish Die Entstehung der Kontinente und Ozeane (The Origin of Continents and Oceans)?

A. 1905
B. 1910
C. 1908
D. 1915
Answer» E.
2311.

The fold of Treves is -

A. The fold of mucus membrane projecting into the lumen of the rectum
B. The ileo-appendicular fold of peritoneum
C. The fold of mucus membrane around the ampulla of vater
D. The fold of peritoneum over the inferior mesenteric vein
Answer» C. The fold of mucus membrane around the ampulla of vater
2312.

The individuals who request the need of purchasing something are classified as

A. initiators
B. users
C. influencers
D. providers
Answer» B. users
2313.

The activated sludge process is sometime referred as

A. fixed bed biological oxidation system
B. fluid bed biological oxidation system
C. none of the above
D. turning bed biological oxidation system
Answer» C. none of the above
2314.

The function of ribosomes within the cell is

A. to ferment carbohydrates
B. to produce ATP
C. all of these
D. to synthesize proteins
Answer» E.
2315.

The most common rhythm disturbance during early postoperative period is -

A. Bradycardia
B. Ventricular fibrillation
C. Tachycardia
D. Complete heart block
Answer» D. Complete heart block
2316.

A 70 kg old athlete was posted for surgery, Patient was administered succinylcholine due to unavailability of vecuronium.It was administered in intermittent dosing (total 640 mg). During recovery patient was not able to respire spontaneously and move limbs.What is the explanation-

A. Phase 2 blockade produced by succinylcholine
B. Pseudocholinesterase deficiency increasing action of syccinylcholine
C. Muscular weakness due to fasciculation by succinylcholine
D. Undiagnosed muscular dystrophy and muscular weakness
Answer» B. Pseudocholinesterase deficiency increasing action of syccinylcholine
2317.

The major element of secondary structure in myoglobin and hemoglobin is

A. the a-helix
B. the P-strand
C. All of these
D. the reverse turn
Answer» B. the P-strand
2318.

Structures passing through lesser sciatic foramen are all true ?

A. Pudendal nerve
B. Internal pudendal vessels
C. Nerve to obturator externus
D. Nerve to obturator internus
Answer» D. Nerve to obturator internus
2319.

Portal vein is related to all except -

A. Pancereas
B. Gall bladder
C. Inf. vena cava
D. CBD
Answer» C. Inf. vena cava
2320.

పాంక్రియాస్ ఏ స్రావాన్ని ఉత్పత్తి చేయును ?

A. జటర రసం
B. బైలి వర్దిన్
C. ఇన్సులిన్
D. బైలి రూబిన్
Answer» D. బైలి రూబిన్
2321.

Biomass

A. consists largely of wood, animal, and human waste
B. provides the U.S. with about 50% of its energy
C. offers the consumer high quality energy with low environmental impact
D. is unlikely to be a major source of energy globally
Answer» B. provides the U.S. with about 50% of its energy
2322.

The study of human population in context of gender, race and occupation is called

A. the demographic environment
B. the cultural environment
C. the economic environment
D. the natural environment
Answer» B. the cultural environment
2323.

Where did Alfred Russell Wallace do research in 1854-1862?

A. Galapagos Archipelago
B. Amazon forests
C. Congo forests
D. Malay Archipelago
Answer» E.
2324.

Cells which have undergone transformation frequently become

A. anchorage dependent
B. anchorage independent
C. unstable
D. stable
Answer» C. unstable
2325.

Most strains of Staphylococcus aureus indicate

A. a golden-yellow pigment
B. phosphatase production
C. all of the above
D. β-haemolysis on sheep blood agar
Answer» D. β-haemolysis on sheep blood agar
2326.

The range of Mho\'s scale of hardness is from

A. l to 8
B. l to l5
C. 0 to 10
D. l to10
Answer» E.
2327.

సుంకేసుల ఆనకట్ట ఏ జిల్లలో ఉంది ?

A. ఆదిలాబాద్
B. కరీంనగర్
C. కర్నూల్
D. నల్గొండ
Answer» D. నల్గొండ
2328.

In Java, the % refers to

A. modulus operator
B. percentages
C. data storage
D. division
Answer» B. percentages
2329.

Glucose is added to stored blood

A. To provide nutrition
B. To increase 2,3 DPG
C. To prevent hemolysis
D. To increase survival of red blood cell
Answer» B. To increase 2,3 DPG
2330.

To treat HIV infections using drugs, the major problem is that

A. the drugs interfere with normal digestion
B. the drugs that are good inhibitors cannot by synthesized
C. the drugs are rapidly degraded
D. the virus particles with altered (mutant) proteases arise
Answer» E.
2331.

వంట ఉప్పు కి ఉన్న రసాయన నామ మేమిటి ?

A. సోడియం బై కార్బనేట్
B. సోడియం క్లోరైడ్
C. పొటాసియం క్లోరైడ్
D. సిట్రిక్ ఆసిడ్
Answer» C. పొటాసియం క్లోరైడ్
2332.

Anatomy : Zoology :: Paediatrics : ?

A. Chemistry
B. Medicine
C. Palaeontology
D. Mechanics
Answer» C. Palaeontology
2333.

When did the Supreme Court of USA declare segregation in public schools unconstitutional?

A. 5/17/1954 12:00:00 AM
B. 3/26/1946 12:00:00 AM
C. 11/16/1964 12:00:00 AM
D. 7/14/1962 12:00:00 AM
Answer» B. 3/26/1946 12:00:00 AM
2334.

రక్తము ఒక __________ ?

A. ద్రావణం
B. జెల్
C. కొల్లాయిడ్
D. సరళ పదార్దం
Answer» D. సరళ పదార్దం
2335.

ప్రపంచం లోనే అతి లోతైన సరస్సు ఏది ?

A. సాంబార్
B. ఊళార్
C. కాస్పియన్
D. బైకాల్
Answer» E.
2336.

The changes that occur in behavior because of some experiences is classified as

A. drive
B. motivation
C. learning
D. cues
Answer» D. cues
2337.

The induction agent of choice is day care anaesthesia is:

A. Ketamine
B. Sevoflurane
C. Methoxitone
D. Propofol
Answer» E.
2338.

Which of the following is considered as a disadvantage to the adsorption method of immobilization?

A. The enzymes are not usually deactivated by adsorption
B. It is possible to separate and purify the enzymes while being immobilized
C. State of immobilization is very sensitive to solution pH, ionic strength and temperature
D. The adsorption is a reversible process
Answer» D. The adsorption is a reversible process
2339.

Which of this part of vertebral canal will show secondary curves with concavity backwards?

A. Cervical
B. Thoracic
C. Sacral
D. Coccyx
Answer» B. Thoracic
2340.

Which of the following is not an aminoglycoside antibiotic?

A. Neomycin
B. Streptomycin
C. Cephalosporin
D. Kanamycin
Answer» D. Kanamycin
2341.

Percentage of P2O5 in 'Pelofas' fertilizer is -

A. 12
B. 16
C. 11
D. 18
Answer» D. 18
2342.

Features of successful stellate ganglion block include all of the following EXCEPT -

A. Flushing of skin
B. Ptosis
C. Mydriasis
D. Nasal congestion
Answer» D. Nasal congestion
2343.

Which is not natural factor affecting soil fertility?

A. Topography
B. Soil age
C. Air
D. Parent material
Answer» D. Parent material
2344.

Medial wall of orbit formed by -

A. Greater wing of sphenoid
B. Ant. and posterior ethmodial canals
C. Body of sphenoid
D. Lesser wing of sphenoid
Answer» D. Lesser wing of sphenoid
2345.

Median nerve injury at elbow effects -

A. Flexion at DIP joints of 2nd finger
B. Flexion of PIP joints of 3rd finger
C. Flexion at 1st and 2nd DIP of fingers
D. All of the above
Answer» E.
2346.

The toughest layer of the esophagus is the

A. Mucosa
B. Submucosa
C. Muscularis
D. Adventitia
Answer» D. Adventitia
2347.

Which of the following statements about Anesthetic Machine is true:

A. Temperature of Desflurane Vaporizer Chamber is 390C
B. Flow-meters (Rotameters) are Interchangeable
C. Oxygen sensors are placed on the expiratory limb of the anesthesia circuit
D. All of the above
Answer» B. Flow-meters (Rotameters) are Interchangeable
2348.

Icosahedral viruses are generally

A. adeno viruses
B. polio viruses
C. none of these
D. both ( and (
Answer» E.
2349.

Infants are most susceptible to bacterial infection due to low circulating levels of IgG

A. at 0-3 months of age
B. in utero (before birth)
C. at 12-24 months of age
D. at 3-12 months of age
Answer» E.
2350.

High yield of chlorotetracyclin requires

A. continuous aeration
B. no aeration
C. controlled aeration
D. aeration which does not affect the yield
Answer» B. no aeration