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.

751.

The chromosome of almost all bacteria is in the shape of

A. helix
B. an open circle
C. a linear chromosome
D. a closed circle
Answer» E.
752.

భూమి కి అత్యంత చేరువలో ఉన్న గ్రహం ఏది ?

A. బుధుడు
B. శుక్రుడు
C. బృహస్పతి
D. ప్లూటో
Answer» C. బృహస్పతి
753.

When a culture of fermenting yeast becomes metabolically uncoupled, ethanol

A. production becomes growth associated
B. becomes a secondary metabolite.
C. becomes a growth nutrient
D. production becomes non-growth associated
Answer» E.
754.

Polyene antibiotics are

A. β-lactam - thiazolidine ring
B. large ring structures
C. any of these
D. small ring structures
Answer» C. any of these
755.

In the postnatal period the greatest growth in the grey matter of the CNS is of

A. Neuron cell number
B. Length of axon
C. Dendritic tree
D. Size of perikaryon
Answer» D. Size of perikaryon
756.

The industries centered as plastics, chemicals and papers are classified as

A. vertical hubs
B. horizontal hubs
C. geographical hubs
D. functional hubs
Answer» B. horizontal hubs
757.

The basidiomycetes include plant parasites that can cause

A. candidiasis
B. rust and smut diseases
C. Dutch elm disease & chestnut blight
D. ergot disease
Answer» C. Dutch elm disease & chestnut blight
758.

The distance of the broncho aortic constriction of the esophagus from the upper incisor teeth is -

A. 15 cm
B. 25 cm
C. 35 cm
D. 40 cm
Answer» C. 35 cm
759.

The marketers must work hard in marketing type of

A. selective ad watching
B. selective noticing
C. prepared distortion
D. selective attention
Answer» E.
760.

The function of Genioglossus is ?

A. Retraction of tongue
B. Protruding tongue
C. Diverges to the same side
D. All of the above
Answer» C. Diverges to the same side
761.

Cricothyroid muscle is supplied by -

A. Recurrent laryngeal nerve
B. Inferior laryngeal nerve
C. Superior laryngeal nerve
D. Nerve of Galen
Answer» D. Nerve of Galen
762.

Uro-rectal septum separates the cloaca into -

A. Allantois and blader
B. Rectum and urogenital sinus
C. Rectum and bladder
D. anus and urethra
Answer» C. Rectum and bladder
763.

గండక్ నది ఏ రాష్ట్రం లో ప్రవహిస్తుంది ?

A. ఉత్తర ప్రదేశ్
B. బీహార్
C. ఉత్తరాఖండ్
D. ఝార్ఖండ్
Answer» C. ఉత్తరాఖండ్
764.

Thymus develops from -

A. 2nd arch
B. 4th arch
C. 6th arch
D. 3rd arch
Answer» E.
765.

The mode of action of polymyxin is to

A. inhibit DNA synthesis
B. inhibit protein synthesis
C. inhibit folic acid synthesis
D. injury to the plasma membrane
Answer» E.
766.

Pisiform bone articulates with ?

A. Triquetral
B. Lunate
C. Scaphoid
D. Trapezoid
Answer» B. Lunate
767.

Individual intraoperative awareness is evaluated by:

A. Colour doppler
B. Pulse oximetry
C. End tidal CO2
D. Bispectral imaging
Answer» E.
768.

ఇండియా లో కేంద్ర ప్రభుత్వ అత్యున్నత న్యాయ అధికారి ?

A. అటార్నీ జనరల్
B. సుప్రీం కోర్టు ప్రధాన న్యాయ మూర్తి
C. రాష్ట్ర పతి
D. కాంట్రోలర్ అండ్ ఆడిటర్ జనరల్ అఫ్ ఇండియా
Answer» B. సుప్రీం కోర్టు ప్రధాన న్యాయ మూర్తి
769.

True about thoracic duct -

A. It passes through aortic opening of diaphragm
B. It starts at the level of T3 vertebra
C. It opens into superior vena cava
D. All of the above
Answer» B. It starts at the level of T3 vertebra
770.

The two-factor theory is proposed by

A. Frederick Herzberg
B. Abraham Maslow
C. Sigmund Freud
D. None of above
Answer» B. Abraham Maslow
771.

The commonest opportunistic infection in AIDS patient in India is

A. toxoplasmosis
B. cryptosporidiosis
C. cryptococcosis
D. tuberculosis
Answer» E.
772.

Recurrent laryngeal nerve had following course in neck -

A. It passes posterior to inferior thyroid vessels
B. All of the following
C. It passes anterior to inferior thyroid artery
D. It passes between branches of inferior thyroid vessels
Answer» C. It passes anterior to inferior thyroid artery
773.

Which of the following is NOT a content of femoral sheath ?

A. Femoral vein
B. Femoral artery
C. Femoral nerve
D. Deep lymph nodes
Answer» D. Deep lymph nodes
774.

Earth : Axis :: Wheel : ?

A. Tyre
B. Car
C. Road
D. Hub
Answer» E.
775.

Genital swelling in male differentiate into -

A. Ischiovavernosus of penis
B. Scrotum
C. Glans penis
D. Penile urethra
Answer» C. Glans penis
776.

True regarding brouchopulmonary segment is/are -

A. Pulmonary vein occupy central position
B. One segment drains in >1 pulmonary vein
C. Avascular intersegmental planes
D. Complete vascular segment
Answer» C. Avascular intersegmental planes
777.

Superior malleolar ligament connects -

A. Head of malleus to roof of epitympanum
B. Malleus to incus
C. Malleus to fossa incudis
D. Incus to fossa incudis
Answer» B. Malleus to incus
778.

In modified rebuy, the suppliers that want to protect their business and become nervous are classified as

A. modified suppliers
B. new suppliers
C. in-suppliers
D. out-suppliers
Answer» D. out-suppliers
779.

జంషెడ్ పూర్ పట్టణం ఏ నది ఒడ్డున ఉన్నది ?

A. మహానది
B. సరయు
C. సువర్ణ లేఖ
D. గోమతి
Answer» D. గోమతి
780.

Which are not the flexors of forearm -

A. Brachioradialis
B. Pronator teres
C. Brachialis
D. Anconeus
Answer» E.
781.

The laryngeal mask airway used for securing the airway of a patient in all of the following conditions except:

A. In a child undergoing an elective/routine eye surgery.
B. In a patient with a large tumour in the oral cavity.
C. In a difficult intubation.
D. In cardiopulmonary resuscitation.
Answer» C. In a difficult intubation.
782.

The water being used in dairy industry should contain not more than

A. 10 proteolytic and/or lipolytic organisms per ml
B. 5 proteolytic and/or lipolytic organisms per ml
C. 20 proteolytic and/or lipolytic organisms/ml
D. 15 proteolytic and/or lipolytic organisms per ml
Answer» E.
783.

All of the following physiological processes occur during the growth at the epiphyseal plate except:

A. Vasculogenesis and erosion.
B. Replacement of red bone marrow with yellow marrow.
C. Proliferation and hypertrophy.
D. Calcification and ossification.
Answer» C. Proliferation and hypertrophy.
784.

Left testicular vein drains into -

A. Inferior vena cava
B. Inferior mesenteric vein
C. Common iliac vein
D. Left renal vein
Answer» E.
785.

Lignocaine is used as______% solution for spinal anesthesia

A. 0.5
B. 1
C. 3
D. 5
Answer» E.
786.

Where did Andrew Huxley die?

A. Oxford
B. Los Angeles
C. Grantchester
D. Manchester
Answer» D. Manchester
787.

All are true about popliteus except -

A. Flexus the knee
B. Unlocks the knee
C. Intracapsular
D. Inserted to medial meniscus
Answer» E.
788.

Enophthalmos is due to palsy of

A. Superior tarsal muscle
B. Levator palpebrae superioris
C. Inferior tarsal muscle
D. Orbitails muscle
Answer» E.
789.

International color code of helium cylinder is -

A. Green
B. Black
C. Brown
D. White and black
Answer» D. White and black
790.

Atropine as preanaesthesia has all effects except

A. Bronchoconstriction
B. Decrease secretion
C. Prevent hypotension
D. Prevent bradycardia
Answer» B. Decrease secretion
791.

1922 లో చౌర చౌరీ వద్ద 22 మంది సజీవ దహనం సంఘటన ఏ ఉద్యమ కాలం లో జరిగింది ?

A. హోం రూల్
B. స్వదేశి
C. సహాయ నిరాకరణ
D. క్విట్ ఇండియా
Answer» D. క్విట్ ఇండియా
792.

Orbital septum formed by -

A. Palpebral ligament
B. Lacrimal bone
C. Optic nerve fascia
D. Optic sheath
Answer» B. Lacrimal bone
793.

Shortest part of male urethra is:

A. Membranous
B. Prostatic
C. Penile
D. Bulbar
Answer» B. Prostatic
794.

Shaft of respiratory cilia contains:

A. 9 pair peripheral and 1 pair central
B. 10 pair peripheral and 1 single central
C. 8 pair peripheral and 2 pair central
D. 7 pair peripheral and 4 pair central
Answer» B. 10 pair peripheral and 1 single central
795.

When was Alexander Pope born?

A. 21 May 1688
B. 14 March 1751
C. 12 December 1700
D. 11 November 1650
Answer» B. 14 March 1751
796.

When was Andrey Sakharov born?

A. 5/21/1921 12:00:00 AM
B. 3/12/1919 12:00:00 AM
C. 11/18/1922 12:00:00 AM
D. 7/29/1912 12:00:00 AM
Answer» B. 3/12/1919 12:00:00 AM
797.

"Life" is related to "Autobiography" in the same way as "Witness" is related to :

A. Papers
B. Truth
C. Documents
D. Acceptance
Answer» C. Documents
798.

During Sx for meningioma,the left paracentral lobule was injured.It would lead to paresis of

A. Rt.Leg and perineus
B. Left face
C. Right face
D. Right shoulder and trunk
Answer» B. Left face
799.

The vapor pressure of water at 100°C is

A. 76 cms. of Hg
B. 100N/m2
C. 760 mm wc
D. 13.6 cms of Hg
Answer» C. 760 mm wc
800.

Find analogous pair of Mad : Insane

A. Red : Green
B. Healthy : Fat
C. Brave : Timid
D. Slim : Thin
Answer» E.