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.

3401.

Which of the following may affect proteins and nucleic acids, but not viruses?

A. Enzyme treatment
B. Denaturation
C. All of these
D. Pressure
Answer» D. Pressure
3402.

1 - cosα/sinα =

A. tanα/2
B. −tanα/2
C. −cotα/2
D. None of the Above
Answer» B. −tanα/2
3403.

Genu of internal capsule carries -

A. Corticorubral tract
B. Corticonuclear tract
C. Optic radiation
D. Corticospinal
Answer» C. Optic radiation
3404.

Which is Antarctica’s and world’s southernmost active volcano?

A. Mount Minto
B. Mount Parry
C. Mount Pinatubo
D. Mount Erebus
Answer» E.
3405.

రాష్ట్ర పతి పదవికి పోటీ చేయడానికి కనీస వయో పరిమితి ?

A. 25
B. 30
C. 35
D. 40
Answer» D. 40
3406.

Circle of Willis does not get contribution from

A. Anterior cerebral artery
B. Middle cerebral artery
C. Posterior communicating artery
D. Posterior cerebral artery
Answer» C. Posterior communicating artery
3407.

'Obstruction of Inferior vena cava' presents:

A. Thoraco-epigastric dilatation
B. Paraumblical dilatation
C. Haemorrhoides
D. Oesophagus varies
Answer» B. Paraumblical dilatation
3408.

Hyoid bone is at which vertebral level ?

A. C2
B. C3
C. C4
D. C5
Answer» C. C4
3409.

The articular cartilage is characterized by all of the following features except:

A. It has a rich nerve supply
B. It is devoid of perichondrium
C. It lacks the capacity to regenerate
D. It is avascular
Answer» B. It is devoid of perichondrium
3410.

Lacrimal secretion is diminished when which site of nerve is damaged

A. Parotid nerve
B. Gasserian ganglia
C. Ciliary ganglia
D. Pterygopalatine Ganglion
Answer» E.
3411.

Characteristics of epidural anesthesia include all except -

A. A decreased risk for postdural puncture headache
B. A higher incidence of systemic hypotension
C. Ability to produce a segmental sensory block
D. A catheter can be placed in the epidural space
Answer» C. Ability to produce a segmental sensory block
3412.

The major problem associated with the isolation of free cells and cell aggregates from organs is that of

A. inhibiting the cells from their supporting matrix
B. releasing the cells from their supporting matrix
C. none of the above
D. disintegrating the cells from their supporting matrix
Answer» C. none of the above
3413.

ఎముకలు ఏర్పడుటకు తోడ్పడే కణాలు ?

A. ఎరిత్రోసైట్స్
B. మయోసైట్స్
C. ఆస్తియోసైట్స్
D. పైవన్నీ
Answer» C. ఆస్తియోసైట్స్
3414.

Entrepreneur : Profit :: Scholar : ?

A. Income
B. Knowledge
C. Service
D. Business
Answer» C. Service
3415.

Where in a eukaryotic cell, DNA can be found?

A. Mitochondrion
B. Nucleus
C. Both ( and (
D. Vacuole
Answer» D. Vacuole
3416.

The form of undersupply relative to an explicit or implicit contract is classified as

A. self serving
B. opportunism
C. reduced opportunities
D. asset specify
Answer» C. reduced opportunities
3417.

ఆంధ్ర, మద్రాస్ రాష్ట్రాల విభజన సంఘానికి అధ్యక్షుడిగా వ్యవహరించిన వారు ?

A. వావిలాల గోపాల క్రిష్ణయ్య
B. తెన్నేటి విశ్వనాథం
C. కుమారా స్వామి రాజ
D. రామ స్వామి అయ్యంగార్
Answer» D. రామ స్వామి అయ్యంగార్
3418.

cos(270°+θ) =

A. cotθ
B. −cotθ
C. sinθ
D. −tanθ
Answer» D. −tanθ
3419.

Mixing per unit volume is observed to be poorest in

A. continuous fluidized bed bioreactor
B. continuous packed bed reactor
C. none of the above
D. continuous airlift bioreactor
Answer» C. none of the above
3420.

పాలలో ఉండే ప్రోటీన్ ఏది ?

A. లాక్టోస్
B. ప్రక్తోజ్
C. కేసిన్
D. రేనిన్
Answer» D. రేనిన్
3421.

Which Anne Morrow Lindbergh book was published in 1955?

A. Bring Me a Unicorn
B. Dearly Beloved
C. Gift from the Sea
D. The Flower and the Nettle
Answer» D. The Flower and the Nettle
3422.

The number of nuclei per cell in a dikaryotic cell

A. is lesser than diploid cell
B. is greater than diploid cell
C. none of these
D. is equal to diploid cell
Answer» C. none of these
3423.

Which does not match in relation to Cotton?

A. C-520 - Diploid
B. G-27 - Diploid
C. Vikas - American
D. Ranivan - American
Answer» E.
3424.

In the formula used for generating random numbers within a specific range (int number = a rand( ) % n;), the n represents

A. the last valuein the range of numbers.
B. the first value in the range of numbers.
C. the number of guesses the user will be allowe
D. the number of terms in the range of numbers.
Answer» E.
3425.

All of the following are branches of coeliace artery except:

A. Inferior pancreaticoduodenal artery
B. Right gastric artery
C. Left gastroepiploic artery
D. Cystic artery
Answer» B. Right gastric artery
3426.

Primary and secondary palates are divided by -

A. Greater palatine foramen
B. Canine teeth
C. Alveolar arch
D. Incisive foramen
Answer» E.
3427.

All of the following branches of the Vth nerve supply the Duramater except -

A. Posterior ethmodial
B. Anterior ethmodial
C. Mandibular
D. Auriculotemporal
Answer» E.
3428.

Oxygen delivery is regulated by all, except -

A. Oxygen tank
B. Noval catheter
C. Venti mask
D. Polymask
Answer» C. Venti mask
3429.

Urogenital Diaphragm is made up of the following,Except.

A. Perinial membrane
B. Deep transverse Perineus
C. Sphincter Urethrae
D. Colle's fascia
Answer» E.
3430.

Origin of ovary is from -

A. Genital duct
B. Wolffian duct
C. Genital tubercle
D. Genital ridge
Answer» E.
3431.

ఆయన రేఖ కంటే భూ మధ్య రేఖా ప్రాంత ఉష్ణోగ్రతలు తక్కువగా ఉండటానికి కారణం ?

A. అధిక వర్షపాతం
B. అల్ప వర్షపాతం
C. శూన్య వర్షపాతం
D. ఏది కాదు
Answer» B. అల్ప వర్షపాతం
3432.

ఇండియన్ ఇనిస్టిట్యూట్ ఆఫ్ పెట్రోలియం ఎక్కడ ఉంది ?

A. ధన్ బాద్
B. డెహ్రాడూన్
C. సిమ్లా
D. జంషెడ్ పూర్
Answer» C. సిమ్లా
3433.

Which of the following organism produces enzyme taka diastase?

A. subtilis
B. oryzae
C. S. cerevisiae
D. niger
Answer» C. S. cerevisiae
3434.

Which of these pass through aortic hiatus

A. Thoracic duct and azygos vein
B. Thoracic duct and gastric artery
C. Vagus nerve with oesophagus
D. Aorta with oesophagus
Answer» B. Thoracic duct and gastric artery
3435.

Which is not connective tissue ?

A. Blood
B. Bone
C. Cartilage
D. Muscle/Tendon
Answer» E.
3436.

Best antagonist of Morphine -

A. Pentazocine
B. Buprenorphine
C. Naloxone
D. Nalorphine
Answer» D. Nalorphine
3437.

The narrowest part of the ureter is at the -

A. Uretero - pelvic junction
B. Hiac vessel crossing
C. Pelvic ureter
D. Uretero - vesical junction
Answer» E.
3438.

IgE provides

A. complement killings of the cells and phagocytosis
B. immunity against some parasites
C. all of the above
D. secretions in the body
Answer» C. all of the above
3439.

Which of the following is an oilseed ?

A. Cardamom
B. Garlic
C. Clove
D. Mustard
Answer» E.
3440.

Maxillary prominence develops in -

A. 1st pharyngeal pouch
B. 1st pharyngeal membrane
C. 1st pharyngeal arch
D. 1st pharyngeal groove
Answer» D. 1st pharyngeal groove
3441.

Ketamine should be avoided -

A. In the presence of increased arterial pressure
B. In pregnancy
C. In hypovolemic shock
D. In the asthmatic
Answer» B. In pregnancy
3442.

సౌర కుటుంబంలో మొత్తం ఉపగ్రహాల సంఖ్య ఎంత ?

A. 106
B. 122
C. 162
D. 212
Answer» D. 212
3443.

Car : Garage :: Aeroplane : ?

A. Port
B. Depot
C. Hangar
D. Harbour
Answer» D. Harbour
3444.

In a patient with fixed respiratory obstruction Helium is used along with Oxygen instead of plain oxygen because

A. It decreases turbulence
B. It decreases oxygenation
C. It provides analgesia
D. It decreases the dead space
Answer» B. It decreases oxygenation
3445.

Posterior superior alveolar artery is branch of -

A. Palatal branch of maxillary artery
B. Nasal branch of maxillary artery
C. Inferior alveolar artery
D. Mandibular artery
Answer» B. Nasal branch of maxillary artery
3446.

In deoxy hemoglobin (Hb), the Fe (II) is coordinated to

A. four nitrogens of heme and to a water molecule
B. four nitrogens of heme, the proximal His, and a water molecule
C. two nitrogens of heme and to three water molecules
D. two nitrogens of heme and to three His residues in Hb
Answer» C. two nitrogens of heme and to three water molecules
3447.

Both temporary and permanent hardness of water can be removed by

A. distillation
B. boiling
C. decantation
D. filtration
Answer» B. boiling
3448.

Which is the Goat breed reared in the city?

A. Beetle
B. Surati
C. Marwadi
D. Barbari
Answer» E.
3449.

Where did Anne Bronte die?

A. Scarborough
B. Belfast
C. London
D. Haworth
Answer» B. Belfast
3450.

Loss of extension of little and ring finger, hypothenar atrophy

A. Radial trunk
B. Post interosseous nerve
C. Median nerve
D. Ulnar Nerve
Answer» E.