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.

1851.

If protein is made exclusively from nonpolar amino acids, then it will this protein interact with water?

A. It will be attracted to water
B. be repelled by water
C. It will act as a buffer and stabilize the pH
D. It will form a membrane in water
Answer» C. It will act as a buffer and stabilize the pH
1852.

When customers are given with the perspective that allows the company to put its best services forward are classified as

A. framing
B. outsourcing
C. off shoring
D. selling
Answer» B. outsourcing
1853.

The variable required to be known in correlations used for estimating the horse power of a centrifugal gas compressor and hence its cost areP. Inlet pressure Q. Compressor rpmR. Delivery pressure S. Volumetric flow rate at inlet.

A. P and R
B. P, Q and R
C. P, Rand S
D. R and S
Answer» C. P, Rand S
1854.

Which of the following can readily kill Salmonellae?

A. Moist heat at 55°C for 10 min
B. Moist heat at 55°C for 20 min
C. Moist heat at 55°C for 1 hr
D. Moist heat at 55°C for 30 min
Answer» D. Moist heat at 55°C for 30 min
1855.

Stability of the ankle joints is provided by the following ligaments EXCEPT

A. Deltoid ligament
B. Posterior tibiofibular ligament
C. Lateral ligament
D. Spring ligament
Answer» E.
1856.

The C expression I is equivalent to writing

A. i = i = 1
B. i = 1 2
C. i = i i i
D. i = i = i
Answer» B. i = 1 2
1857.

The only medial branch of external carotid artery is:

A. Lingual
B. Maxillary
C. Superior thyroid
D. Ascending pharyngeal
Answer» E.
1858.

DNA into fish is injected into

A. cytoplasm
B. pronuclei
C. none of these
D. both ( and (
Answer» B. pronuclei
1859.

Which of the following muscles is supplied by superficial branch of ulnar nerve ?

A. Palmaris longus
B. Palmaris brevis
C. Abductor digiti minimi
D. Adductor pollicis
Answer» C. Abductor digiti minimi
1860.

The muscles attached to perineal body are A/E -

A. Ischiocavernosum
B. Bulbospongiosm
C. Superficial transverse perinei
D. Deep transverse perinei
Answer» B. Bulbospongiosm
1861.

A 40 year old man who met with a motor vehicle catastrophe came to the casually hospital in an hour with severe maxillofacial trauma.His Pulse rate was 120/min, BP was 100/70mm Hg,SpO 2- 80% with oxygen.What should be the immediate management-

A. Orotracheal intubation
B. Nasotracheal intubation
C. Intravenous fluid
D. Tracheostomy
Answer» B. Nasotracheal intubation
1862.

When did James Cook first cross the Antarctic Circle?

A. 7 February 1821
B. 17 January 1773
C. 16 November 1776
D. 18 September 1774
Answer» C. 16 November 1776
1863.

Which of the following structures is expected in a bacterium?

A. Plasma membrane
B. Nucleus
C. Endoplasmic reticulum
D. Golgi apparatus
Answer» B. Nucleus
1864.

A polyclonal antibody response

A. is produced by several B cells recognizing different pitopes on the same antigen
B. is produced only in response to polymeric antigens
C. violates clonal selection
D. occurs during the lag phase of the immune response
Answer» B. is produced only in response to polymeric antigens
1865.

__________ produce zygospores.

A. Dimorphic fungi
B. Slime molds
C. Black bread molds
D. Club fungi
Answer» D. Club fungi
1866.

Skeletal element of second branchial arch -

A. Meckel's cartilage
B. Stapes
C. Malleus
D. Incus
Answer» C. Malleus
1867.

True about hyaline cartilage:

A. Articular cartilage may undergo ossification with aging
B. Articular cartilage limits the mobility of the joint
C. Hyaline cartilage covers the articular surface of Synovial joints
D. Hyaline cartilage is present in all Synovial joints
Answer» D. Hyaline cartilage is present in all Synovial joints
1868.

Deep venous system of brain consists of -

A. Internal cerebral vein
B. Great cerebral vein
C. Basal vein
D. All of the above
Answer» E.
1869.

A cyclic engine exchanges heat with two reservoirs maintained at 100 and 300°C respectively. The maximum work (in J) that can be obtained from 1000 J of heat extracted from the hot reservoir is

A. 651
B. 349
C. 1000
D. 667
Answer» C. 1000
1870.

Suprarenal gland gets its blood supply from all of the following arteries except -

A. Inferior phrenic artery
B. Superior mesentric artery
C. Aorta
D. Renal artery
Answer» C. Aorta
1871.

During the enzymatic reaction of an immobilized enzyme, the rate of substrate transfer is

A. more than that of substrate consumption
B. equal to that of substrate consumption
C. is nothing to do with the substrate consumption
D. lesser than that of substrate consumption
Answer» C. is nothing to do with the substrate consumption
1872.

Inferior thyroid artery is a branch of -

A. Subclavian artery
B. Common Carotid artery
C. Axillary artery
D. Thyrocervical trunk
Answer» E.
1873.

Patent foramen ovale is due to failure of fusion of -

A. Ostium primum with Septum primum
B. Septum primum with septum secundum
C. Ostium primum with Endocardial cushion
D. Ostium primum with Ostium Secundum
Answer» C. Ostium primum with Endocardial cushion
1874.

In transgenic fish, the genes are introduced by

A. viruses
B. microinjection in fish
C. all of these
D. transfer of whole nuclei
Answer» C. all of these
1875.

The pH of a solution is determined by

A. relative concentration of acids and bases
B. concentration of salt
C. environmental effect
D. dielectric constant of the medium
Answer» B. concentration of salt
1876.

The topical use of following local anesthetic is not recommended

A. Lignocaine
B. Bupivacaine
C. Cocaine
D. Dibucaine
Answer» C. Cocaine
1877.

మయోఫియా అనే వ్యాది దేనికి కలుగును ?

A. కాళ్ళు
B. కళ్ళు
C. ముక్కు
D. చెవి
Answer» C. ముక్కు
1878.

Following surgical removal of a firm nodular cancer swelling in the right breast and exploration of the right axilla.On examination the patient was found to have a winged right scapula.This occurred due to injury to the

A. Subscapular muscle
B. Coracoid process of scapula
C. Long thoracic nerve
D. Circumflex scapular artery
Answer» D. Circumflex scapular artery
1879.

Left-gonadal vein drains into:

A. Azygous-vein
B. Iliac vein
C. Left renal vein
D. Inferior-vena-cava
Answer» D. Inferior-vena-cava
1880.

Which of the following is not a semi synthetic chemotherapeutic agent?

A. Carbenicillin
B. Ampicillin
C. Sulfonamide
D. Penicillin
Answer» E.
1881.

The sugar concentration of molasses used in fermentation should be

A. 20-30%
B. 10-18%
C. 30-38%
D. 4-5%
Answer» C. 30-38%
1882.

Who was the Speaker of the House of Representatives in 1824?

A. Henry Clay
B. William Blount
C. William H. Crawford
D. John Qunicy Adams
Answer» B. William Blount
1883.

A patient with bilirubin value of 8mg/dl and serum creatinine of 1.9 mg/dl is planned for surgery.What is the muscle relaxant of choice in this patient

A. Pancuronium
B. Vecuronium
C. Rocuronium
D. Atracurium
Answer» E.
1884.

Visual cortex is supplied by all except:

A. Middle cerebral artery
B. Anterior cerebral artery
C. Posterior cerebral artery
D. None
Answer» C. Posterior cerebral artery
1885.

Which of the following event occurs during third phase of growth of P chrysogenum?

A. Autolysis of the medium starts
B. Concentration of antibiotic increases in the medium
C. All of the above
D. Slight rise in pH due to liberation of ammonia
Answer» D. Slight rise in pH due to liberation of ammonia
1886.

Abductors of vocal cord

A. Cricothyorid
B. Posterior cricoarytenoids
C. Voccalis
D. Transverse arytenoids
Answer» E.
1887.

) జై ఆంధ్ర ఉద్యమానికి నాయకత్వం వహించిన దేవరు ?

A. బులుసు సాంబమూర్తి
B. కాకాని వెంకట రత్నం
C. జోగావరపు బాస్కర నాయుడు
D. గిడుగు రామ మూర్తి
Answer» C. జోగావరపు బాస్కర నాయుడు
1888.

Numbness of little and ring finger, atrophy of hypothenar muscles nerve damaged?

A. Deep br of ulnar
B. Palmar cut br of ulnar
C. Post cord of brachial plexus
D. Ulnar nerve before division into superficial and deep branches
Answer» E.
1889.

The information acquired from examining, handling and usage of the product is classified as

A. personal sources
B. commercial sources
C. public sources
D. experimental sources
Answer» E.
1890.

What is the end product of leucine metabolism?

A. Pyruvic acid
B. Acetyl-CoA
C. Acetyl carnitine
D. Oxaloacetic acid
Answer» C. Acetyl carnitine
1891.

Pinocytosis occurs in

A. all prokaryotic cells
B. all eukaryotic cells
C. none of these
D. mitochondria of all cells
Answer» C. none of these
1892.

All of the following are pneumatic bones,except:

A. Ethmoid
B. Frontal
C. Maxilla
D. Mandible
Answer» E.
1893.

Which of the following enzyme is used for synthesis of RNA under the direction of DNA?

A. DNA ligase
B. RNA polymerase
C. RNA ligase
D. DNA polymerase
Answer» C. RNA ligase
1894.

కేంద్ర ప్రబుత్వ రుణ రాబడి లో అధిక వాటా దేనిది ?

A. మార్కెట్ రుణాలు
B. విదేశీ సహాయం
C. పొదుపు మొత్తాలు
D. స్వల్ప కాల రుణాలు
Answer» B. విదేశీ సహాయం
1895.

Mental foramen is located near:

A. First premolar of mandible
B. Second molar of mandible
C. Canine of mandible
D. Canine of maxilla
Answer» B. Second molar of mandible
1896.

Which church came into existence due to the marriage of Henry VIII and Anne Boleyn?

A. Presbyterian
B. Baptist
C. Calvinist
D. Anglican
Answer» E.
1897.

Which is not a feature of occulomotor nerve palsy -

A. Superior gaze palsy
B. Diplopia
C. Miosis
D. Difficulty in accomodation
Answer» D. Difficulty in accomodation
1898.

జ్ఞాన్ పీథ్ అవార్డు నగదు బహుమతి ఎంత ?

A. 10 లక్షలు
B. 5 లక్షలు
C. 2 లక్షలు
D. 1 లక్ష
Answer» C. 2 లక్షలు
1899.

Non-linear relationship between shear stress and shear rate exists in

A. non-newtonian fluids
B. newtonian fluids
C. none of these
D. both ( and (
Answer» B. newtonian fluids
1900.

Commonly affected nerve in anterior shoulder dislocation is -

A. Musculocutaneous nerve
B. Radial nerve
C. Axillary nerve
D. Median nerve
Answer» D. Median nerve