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.

451.

Which of the following would be correct concerning the concentration of biomass (X). growth limiting substrate (S) and product (P) in a chemostat when the cells have been washed out?

A. X,S and P can not be predicted for the above condition
B. X,S and P will be zero
C. None of the above
D. X and P will be zero while S is equal to the substrate concentration in feed
Answer» E.
452.

Pulse oximetry gives an estimate of -

A. Systemic arterial oxygen saturation
B. Systemic venous oxygen saturation
C. Systemic arterial oxygen tension (partial pressure)
D. Systemic venous oxygen tension (partial pressure)
Answer» B. Systemic venous oxygen saturation
453.

All are true about the trigone of the urinary bladder except

A. Mucosa is loosely associated to the underlying musculature
B. Mucosa is smooth
C. It is lined by transitional epithelium
D. It is derived from the absorbed part of the mesonephric duct
Answer» B. Mucosa is smooth
454.

Can you combine the following two statements into one? char *p;p = (char*) malloc();

A. char *p = (char) malloc();
B. char p = *malloc();
C. char *p = (char *)(malloc*)();
D. char *p = (char*)malloc();
Answer» E.
455.

Cardiac end of stomach lies at which rib ?

A. 8th rib
B. 7th rib
C. 9th rib
D. 10th rib
Answer» C. 9th rib
456.

Catalyst used in Haber\'s process for ammonia production is

A. nickel
B. reduced iron oxide
C. silica gel
D. vanadium pentoxide
Answer» C. silica gel
457.

Range of optimum glucose concentration present in the culture media is

A. 55 - 75 mmol/litre
B. 5.5 - 55 mmol/litre
C. 105-150 mmol/litre
D. 75-105 mmol/litre
Answer» C. 105-150 mmol/litre
458.

Structure passing through the internal auditory canal -

A. Nerve of wrisberg
B. Superior vestibular nerve
C. Cochlear nerve
D. All of the above
Answer» E.
459.

Anastomosis of Riolan consists of:

A. Superior Mesenteric artery and Inferior Mesenteric artery
B. Inferior Mesenteric artery and Celiac artery
C. External Iliac artery and Hemorrhoidal artery
D. None
Answer» B. Inferior Mesenteric artery and Celiac artery
460.

భగవద్గీత లోని శ్లోకాలు ఎన్ని ?

A. 700
B. 800
C. 900
D. 1000
Answer» B. 800
461.

Algae are found in all of the following places except

A. soils
B. oceans
C. associates with fungi
D. lakes and streams
Answer» E.
462.

True regarding development of heart is/are A/E -

A. Myosites arise from splanchopleuric mesoderm
B. Dorsal mesocardium forms transverse pericardial sinus
C. Endocardial cushion develops from cardiac jelly
D. Purkinje fibers develop from samatopleuric mesoderm
Answer» E.
463.

తన చివరి కాలం లో 700 టంకాలు శిస్తు చెల్లించిన మహా కవి ఎవరు ?

A. పోతన
B. ఎర్రాప్రగడ
C. శ్రీనాధుడు
D. అన్నమయ్య
Answer» D. అన్నమయ్య
464.

The more intense the product's positivism, the customer is more closer to us, then he adjust

A. our product purchase intention
B. other product purchase intention
C. our product perception
D. other product perception
Answer» B. other product purchase intention
465.

Which is not a content of Superior Orbital fissure -

A. Optic nerve
B. Oculomotor nerve
C. Ophthalmic division of 3rd nerve
D. Trochlear nerve
Answer» B. Oculomotor nerve
466.

Which of the following is semi-continuous (diploid) cell line?

A. HEp-2
B. HeLa
C. KB
D. WI-38
Answer» E.
467.

Pt undergoing lap cholcystectomy suddenly develops wheezing. (next line of management)-

A. IV ketamine
B. B2 agonist
C. IV ligocaine
D. Deepening the plane of anesthesia
Answer» B. B2 agonist
468.

Uterine artery is is a branch of ?

A. External iliac artery
B. Internal iliac artery
C. Aorta
D. Inferior vesical artery
Answer» C. Aorta
469.

Cis atracurium is preferred over atracurium due to advantage of-

A. Short duration of action
B. Rapid onset
C. Less cardiodepressant
D. Nohistamine release
Answer» E.
470.

The strength of an acid depends on

A. electronegativity
B. number of neutrons gain
C. number of protons released
D. number of double bonds
Answer» B. number of neutrons gain
471.

The division of target market such as upper uppers, upper lowers, middle class and working class is classic example of

A. internal factors
B. external factors
C. social classes
D. economic variables
Answer» D. economic variables
472.

All of the following statements about suprarenal glands are true except -

A. Medial border is related to left inferior phrenicartery
B. IVC and liver from anterior relations of R-1 suprarenal gland
C. Middle suprarenal artery is branch of abdominal aorta
D. Both glands art drain into renal vein
Answer» E.
473.

Which is the nearest relation of the optic nerve -

A. Internal Carotid Artery
B. Pituitary Stalk
C. Anterior Communicating Artery
D. Anterior Choroidal Artery
Answer» B. Pituitary Stalk
474.

When was Anne Bronte born?

A. 21 April 1816
B. 17 January 1820
C. 6 November 1812
D. 30 July 1818
Answer» C. 6 November 1812
475.

Zeolite softening process removes both temporary and permanent hardness of water. In this process the calcium and magnesium present in water are precipitated as

A. insoluble zeolites
B. insoluble carbonates
C. insoluble sulfates
D. insoluble chlorides
Answer» B. insoluble carbonates
476.

Where did Antoine de Saint Exupery’s plane crash on 30 December 1935?

A. Sahara
B. Kalahari
C. Andes
D. Greenland
Answer» B. Kalahari
477.

The level of branching of the common carotid artery is -

A. Upper border of cricoid
B. Hyoid
C. Upper border of thyroid cartilage
D. Lower border of cricoid
Answer» D. Lower border of cricoid
478.

Surface ectoderm gives rise to all of the following structure except

A. Lens
B. Corneal epithelium
C. Conjunctival epithelium
D. Anterior layers of iris
Answer» E.
479.

All are possible during contraction of Tensor fasciae latae except -

A. Abduction of the knee
B. Flexion of the knee
C. Abduction of Hip joint
D. Flexion oj Hip joint
Answer» D. Flexion oj Hip joint
480.

హరప్పా ప్రజలు ఇళ్ళ నిర్మాణానికి ప్రముఖం గా వేనిని వాడారు ?

A. కలప
B. రాయి
C. ఇటుకలు
D. పెంకులు
Answer» D. పెంకులు
481.

No of branches of the internal carotid artery in the neck is -

A. 3
B. None
C. 1
D. 2
Answer» C. 1
482.

విస్తీర్ణం దృష్ట్యా అధిక అడవులున్న రాష్ట్రము ఏది ?

A. అరుణాచల్ ప్రదేశ్
B. జార్ఖండ్
C. మధ్య ప్రదేశ్
D. బీహార్
Answer» D. బీహార్
483.

The business buyers convert all the benefits and costs into

A. corporate terms
B. monetary terms
C. approving terms
D. influencing terms
Answer» C. approving terms
484.

All of the following form the floor of third ventricle,Except

A. Occulomotor nerve
B. Infundibulum
C. Optic chiasma
D. Mammillary body
Answer» B. Infundibulum
485.

Thoracic Sympathetic Chain is situated -

A. Passes superficial to medial arcuate ligament
B. In front of posterior mediastinum
C. In front of vertebral column
D. Near heads of 2nd to 10th rib
Answer» E.
486.

The technical personnel of the company is classified as

A. initiators
B. users
C. influencers
D. providers
Answer» D. providers
487.

జాతీయ గ్రామీణ అభివృద్ధి సంస్త ప్రధాన కార్యాలయం ఎక్కడ ఉంది ?

A. ఛండీగర్
B. హైదరాబాద్
C. పూణే
D. భోపాల్
Answer» C. పూణే
488.

During exposure to a foreign invader, there are more __________ present in the vertebrate body than before exposure

A. lymphocytes
B. antibodies
C. all of these
D. . macrophages and antigens
Answer» D. . macrophages and antigens
489.

Anaesthetic agent causing hallucination is -

A. Ketamine
B. Ether
C. Nitrous Oxide
D. Cyclopropane
Answer» B. Ether
490.

Right gastroepoploic artery is a branch of

A. Gastroduodenal Artery
B. Right Hepatic Artery
C. Superior Mesenteric Artery
D. Hepatic Artery
Answer» B. Right Hepatic Artery
491.

Greater vein of Galen is formed by -

A. Inferior saggital sinus with straight sinus
B. Superior saggital sinus with straight sinus
C. Basilar vein
D. Internal cerebral vein
Answer» E.
492.

The telephone operators and receptionists who prevent contacts to deciders are classified as

A. users
B. influencers
C. buyers
D. gatekeepers
Answer» E.
493.

While carrying a heavy suitcase.The downward dislocation of glenohumeral joint is resisted by the following muscles except:

A. Deltoid
B. Coracobrachialis
C. Short head of biceps
D. Latissimus dorsi
Answer» E.
494.

All of the following muscles retract the scapula except:

A. Rhomboid minor
B. Levator scapulae
C. Trapezius
D. Rhomboid major
Answer» C. Trapezius
495.

Tympanic plexus present in -

A. Medial projection of middle ear cavity
B. Tunica adventtia of internal jugular vein
C. Petrous part of temporal bone
D. Part of tympanic membrane
Answer» B. Tunica adventtia of internal jugular vein
496.

Anatomic site of origin of stridor is -

A. Larynx
B. Bronchus
C. Trachea
D. All of the above
Answer» E.
497.

Which one of the following is attached to the lingula of the mandible?

A. Stylomandibular ligament
B. Sphenomandibular ligament
C. Pterygomandibular raphe
D. Middle constrictor of pharynx
Answer» C. Pterygomandibular raphe
498.

Movements taking place during abduction of shoulder joint are all except -

A. Elevation of humerus
B. Movements at clavicular end of sternocalvicular joint
C. Medial rotation of scapula
D. Axial rotation of humerus at acromioclavicular joint
Answer» D. Axial rotation of humerus at acromioclavicular joint
499.

Lesser sac of stomach is bounded by -

A. Posterior wall of stomach
B. Visceral surface of liver
C. Under surface of liver
D. All of the above
Answer» B. Visceral surface of liver
500.

Color of oxygen cylinder is:

A. Black
B. Blue
C. Grey
D. Yellow
Answer» B. Blue