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.

3001.

true about left renal vein -

A. Anterior and inferior to sup. mesentric artery
B. Annterior and superior to sup. mesentric artery
C. Posterior and inferior to sup. mesentric artery
D. Posterior and superior to sup. mesentric artery
Answer» D. Posterior and superior to sup. mesentric artery
3002.

When did USA purchase Alaska from Russia?

A. 1898
B. 1945
C. 1823
D. 1867
Answer» E.
3003.

The Green Revolution has mainly been successful for--

A. Wheat
B. Rice
C. Maize
D. Gram
Answer» B. Rice
3004.

Urachus fistula is a remanant of ?

A. Yolk sac
B. Allantois
C. Chorion
D. Amnion
Answer» C. Chorion
3005.

Which is the capital of Alabama?

A. Selma
B. Birmingham
C. Montgomery
D. Huntsville
Answer» D. Huntsville
3006.

రెండో ప్రపంచ యుద్ధం జరిగిన కాలం ఏది ?

A. 1927 - 1935
B. 1935 - 1941
C. 1939 - 1945
D. 1936 - 1946
Answer» D. 1936 - 1946
3007.

The spinal nerve pairs are -

A. 30
B. 28
C. 33
D. 31
Answer» E.
3008.

Which is not true regarding zona pellucida -

A. Ir surrounds morula
B. It is acellular
C. Acetylcholine is the barrier
D. It surrounds the ovum
Answer» D. It surrounds the ovum
3009.

For specific antigen recognition by T cells,

A. denaturation of antigen does not reduce epitope recognition
B. antigen is bound by a T cell membrane antibody.
C. antigen exposure during T cell maturation is required
D. MHC molecules are not required
Answer» B. antigen is bound by a T cell membrane antibody.
3010.

The moist heat is more effective than the dry heat because the intrinsic heat resistance of vegetative cells is greatly

A. decreased in a dry state
B. increased in a dry state
C. decreased in a wet state
D. increased in a wet state
Answer» C. decreased in a wet state
3011.

In Magil circuit,Airflow is:

A. Half of the Minute Volume
B. Equal to Minute Alveolar Ventilation
C. Twice the Minute Volume
D. Equal to Minute Volume
Answer» E.
3012.

The process by which phage reproduction is initiated in lysogenized culture is called

A. integration
B. infection
C. induction
D. repression
Answer» D. repression
3013.

In β-pleated sheet structures neighbouring

A. neighboring residues are hydrogen bonded
B. chains lie in a flat plane
C. neighboring chains are hydrogen bonded
D. neighboring chains are connected by a-helices
Answer» D. neighboring chains are connected by a-helices
3014.

What will be output by the following line of code?

A. 0
B. 14
C. 12
D. 6
Answer» D. 6
3015.

Compression depth in CPR in Adults is ?

A. 1 inch
B. 2 inch
C. 3 inch
D. 4 inch
Answer» C. 3 inch
3016.

Which organ has dual blood supply

A. Liver
B. Pancreas
C. Testes
D. Duodenum
Answer» B. Pancreas
3017.

Whom did Andrew Jackson kill in a duel?

A. John Sevier
B. Alexander Hamilton
C. Jesse Benton
D. Charles Dickinson
Answer» E.
3018.

Soils of Western Rajasthan have a high content of

A. Aluminium
B. Calcium
C. Nitrogen
D. Phosphorus
Answer» C. Nitrogen
3019.

The use of mental shortcuts or use of thumb rules in buying products is classified as

A. heuristics
B. realistic
C. irrealstic
D. social heuristic
Answer» B. realistic
3020.

Which one of the following makes a case for intensive, modern farming?

A. Cropping pattern
B. Higher output using organic method
C. Remunerative price
D. None of these
Answer» B. Higher output using organic method
3021.

Deacon\'s method is used for the manufacture of

A. common salt
B. glauber's salt
C. graphite electrode
D. chlorine
Answer» E.
3022.

Chrysolaminarin is an energy storage material characteristic of

A. chrysophyta
B. chlorophyta
C. rhodophyta
D. phaeophyta
Answer» B. chlorophyta
3023.

Spleen projects into the following space of peritoneal cavity?

A. Left subhepatic space
B. Greater sac
C. Paracolic gutter
D. Ifracolic compartment
Answer» C. Paracolic gutter
3024.

In hemoglobin, allosteric effects occur

A. for maintaining Fe in the Fe2 state
B. only in humans
C. to maximize oxygen delivery to the tissues
D. to minimize oxygen delivery to the tissues
Answer» D. to minimize oxygen delivery to the tissues
3025.

Fabella is present in:

A. Tendo Achilles
B. Adductor longus tendon
C. Lateral head of gastrocnemius
D. Rectus femoris
Answer» D. Rectus femoris
3026.

When was Albert Einstein born?

A. 4 June 1878
B. 14 March 1879
C. 3 October 1877
D. 3 September 1885
Answer» C. 3 October 1877
3027.

Where did Antoine de Saint Exupery die?

A. Red Sea
B. Mont Blanc
C. Mediterranean Sea
D. Kilimanjaro
Answer» D. Kilimanjaro
3028.

Which unit is named after Alessandro Volta?

A. Watt
B. Joule
C. Volt
D. Coulomb
Answer» D. Coulomb
3029.

The fruiting body of a mushroom is called

A. basidiocarps
B. sorocarps
C. plasmodiocarps
D. ascocarps
Answer» B. sorocarps
3030.

Renal angle is the angle between ?

A. 11th rib and Erector Spinae
B. 12th rib and Erector Spinae
C. 11th rib and Sacrospinalis
D. 12th rib and Sacrospinalis
Answer» C. 11th rib and Sacrospinalis
3031.

A particle A of diameter 10 microns settles in an oil of specific gravity 0.9 and viscosity 10 poise under Stoke\'s law. A particle B with diameter 20 microns settling in the same oil will have a settling velocity

A. one fourth as that of
B. same as that of
C. four times as that of
D. twice as that of A
Answer» B. same as that of
3032.

Patient with left hand weakness is able to dorsiflex but cannot extend his fingers his fingers lesion in -

A. Posterior interosseus
B. c8 t1
C. Motor area of hand
D. Lower brachial plexus injury
Answer» B. c8 t1
3033.

The markets in which participants exchange goods or services are classified as

A. public markets
B. barter markets
C. buying markets
D. private alliances
Answer» C. buying markets
3034.

Which ocean is to the north of Alaska?

A. Pacific
B. Atlantic
C. Antarctic
D. Arctic
Answer» E.
3035.

Anti-Rh antibodies are

A. IgA type
B. IgG type
C. IgD type
D. IgE type
Answer» B. IgG type
3036.

In membranes, lipids are

A. sphingolipids
B. glycerophospholipids
C. all of these
D. sterols
Answer» D. sterols
3037.

The way consumers categorize and record financial outcomes of the market offering is classified as

A. critical accounting
B. decision accounting
C. mental accounting
D. geographical accounting
Answer» D. geographical accounting
3038.

మహా సముద్రాలు ఎంత శాతం భూ భాగాన్ని ఆక్రమిస్తున్నాయి ?

A. 60
B. 70
C. 80
D. 90
Answer» C. 80
3039.

Yeast and mould count determination requires-

A. acidified potato glucose agar
B. nutrient agar
C. violet Red Bile agar
D. MacConkey agar
Answer» B. nutrient agar
3040.

HD 2967 is the new high yielding variety of -

A. Rice
B. Maize
C. Mustered
D. Wheat
Answer» E.
3041.

Which of the following is concerned with the auditory pathway

A. Trapezoid body
B. Medial geniculate body
C. Genu og internal capsule
D. Lateral lemniscus
Answer» B. Medial geniculate body
3042.

Boundary layer separation is characterised by one of the conditions given below, where \'Re\' is the Reynolds number for the flow. Select the appropriate conditions.

A. Re >> 1, accelerating flow
B. Re << 1, accelerating flow
C. Re >>1, decelerating flow
D. Re << 1, decelerating flow
Answer» D. Re << 1, decelerating flow
3043.

Which of the Rous sarcoma virus has a homologous cellular protein?

A. v-src
B. c-src
C. v-ha-ras
D. v-ha-src
Answer» C. v-ha-ras
3044.

The type of product failure which may cause any embarrassment in front of family and friends is classified as

A. social risk
B. attitude risk
C. psychological risk
D. physiological risk
Answer» B. attitude risk
3045.

Amber : Yellow :: Caramine : ?

A. Red
B. Green
C. Voilet
D. Blue
Answer» B. Green
3046.

The gastroduodenal artery is derived from -

A. Celiac artery
B. Hepatic artery
C. Splenic artery
D. Cystic artery
Answer» C. Splenic artery
3047.

Which of the following tendons has attachments on sustenticulum Tali

A. Tibialis Posterior
B. Tibialis Anterior
C. Flexer Hallucis longus
D. Flexer Digitorum Longus
Answer» B. Tibialis Anterior
3048.

A person showing to cells lines derived from to different zygotes is k/a -

A. Segregation
B. Pseudo-dominance
C. Chimerism
D. Mosaicism
Answer» D. Mosaicism
3049.

The defective satellite virus is

A. hepatitis C
B. hepatitis B
C. hepatitis A
D. hepatitis D
Answer» E.
3050.

True about relation of epiploic foramen is -

A. Hepatic art superiorly
B. Bile duct anteriorly
C. Portal vein posteriorly
D. IVC inferiorly
Answer» C. Portal vein posteriorly