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.

2901.

Holocrine secretion occurs in

A. Gastric glands
B. Mammary glands
C. Salivary glands
D. Sebaceous glands
Answer» E.
2902.

The inability to perceive the texture and shape an object occurs in lesion of -

A. Spino reticular tract
B. Nucleus cuneatus
C. Lateral spino-thalamic tract
D. Nucleus Gracils
Answer» C. Lateral spino-thalamic tract
2903.

The numbers of nuclear divisions involved in a ciliate undergoing binary fission is

A. lesser than conjugation
B. greater than conjugation
C. none of these
D. equal to conjugation
Answer» B. greater than conjugation
2904.

Which of the following is example of hyaline cartilage ?

A. Epiglottis
B. Tip of nose
C. Apex of Arytenoid Cartilage
D. Pinna
Answer» D. Pinna
2905.

A transection made at the lower end of medulla through the pyramids would cause all/except -

A. Involuntary movements
B. In coordination
C. Increased tendon reflexes
D. Spasticity
Answer» B. In coordination
2906.

Defect in any of the following may result in renal agenesis except:

A. Blastema of nephrogenic tissue
B. Failure of descent of nephrilogenic tissue to lumbar area
C. Nephrogenic bud
D. Ureteric bud
Answer» C. Nephrogenic bud
2907.

Content(s) of bicipital groove is -

A. Radial artery
B. Coracobrachialis muscle
C. Ascending branch of anterior circumflex artery
D. Ascending branch of posterior circumflex artery
Answer» D. Ascending branch of posterior circumflex artery
2908.

The right coronary artery supplies all of the following parts of the conducting system in the heart except:

A. AV Bundle
B. Right Bundle branch
C. SA Node
D. AV Node
Answer» C. SA Node
2909.

If the velocity is zero over half of the cross-sectional area and is uniform over the remaining half, then the momentum correction factor is

A. 04-03-2015
B. 1
C. 4
D. 2
Answer» E.
2910.

True statement about upper half anal canal is:

A. Lined by squamous epithelium
B. Supplied by superior mesentric artery
C. Insensitive to pain
D. Drained by superficial inguinal lymph node
Answer» D. Drained by superficial inguinal lymph node
2911.

రాజ్య సభ చైర్మన్ ను పదవి నుంచి తొలగించే తీర్మానం పై రాజ్య సభ లో అనుకూల, వ్యతిరేఖ ఓట్లు సమానమైతే ?

A. చైర్మన్ సాధారణ ఓటును వినియోగించుకోవచ్చు
B. చైర్మన్ కాస్టింగ్ ఓటును వినియోగించు కోవచ్చు
C. డిప్యూటి చైర్మన్ తన కొసరు ఓటు వేస్తారు
D. తీర్మానం వీగి పోతుంది
Answer» D. తీర్మానం వీగి పోతుంది
2912.

Seed plant technique is followed in -

A. Wheat
B. Bajra
C. Potato
D. Paddy
Answer» E.
2913.

CNS development begins in which intrauterine week ?

A. 5 weeks
B. 6 weeks
C. 3weeks
D. 2 weeks
Answer» D. 2 weeks
2914.

Area of lysis on a bacterial lawn culture produced by a phage is known as

A. plaque
B. pock
C. all of these
D. pox
Answer» B. pock
2915.

హరిత విప్లవం ఫలితం గా అధికం గా లబ్ది పొందిన పంట ఏది ?

A. వరి
B. గోధుమ
C. మొక్క జొన్న
D. పొగాకు
Answer» C. మొక్క జొన్న
2916.

The lower rib level reached by the parietal pleura in the midaxillary line is -

A. Ninth
B. Eighth
C. Eleventh
D. Tenth
Answer» E.
2917.

The lone pair electrons on oxygen in a H20 molecule

A. are not important for the properties of water
B. carry a partial positive charge
C. form covalent bonds in ice
D. carry a partial negative charge
Answer» E.
2918.

The right costo-phrenic recess extends up to the level of which rib in the mid-axillary line

A. 6th
B. 10th
C. 8th
D. 12th
Answer» C. 8th
2919.

Chelate forming peptide antibiotic are/is

A. sideromycins
B. bleomycins .
C. vancomycin
D. both ( and (
Answer» C. vancomycin
2920.

All of the following statements about Paneth cells are true,Except:

A. Contain Lysozyme
B. Foamy appearance
C. Rich in Rough Endoplasmic Reticulum
D. Rich in Zinc
Answer» C. Rich in Rough Endoplasmic Reticulum
2921.

Which is the highest digestible protein non-leguminous crop among the following?

A. Napier
B. Maize Silage
C. Maize
D. Jowar
Answer» E.
2922.

Paramesonephric duct forms which of the following -

A. Uterus
B. Ureter
C. Penis
D. Bladder
Answer» B. Ureter
2923.

In Ulnar nerve injury in arm, all of the following are seen except -

A. Adduction of thumb
B. Hypothenar atrophy
C. Claw hand
D. Loss of sensation of medial 1/3 of the hand
Answer» B. Hypothenar atrophy
2924.

All the undermentioned are true with respected of ether anesthesia except -

A. It is flammable
B. Use of ether is associated with quick induction time
C. There will be a delayed emergence from anesthesia
D. Use of the ether is associated with a high incidence of nausea and vomiting
Answer» C. There will be a delayed emergence from anesthesia
2925.

Sellick's maneuver is done to:

A. Prevent aspiration
B. Prevent hypoxia
C. Facilitate intubation
D. Expel foreign body
Answer» B. Prevent hypoxia
2926.

Which codes allowed southern states to maintain slavery by another name?

A. White codes
B. Black codes
C. Red codes
D. Green codes
Answer» C. Red codes
2927.

Which one of the following inhalation anesthetics agents has rapid onset and rapid recovery actions and is most desirable for use in day care (out-patient) surgical procedures?

A. Ether
B. Halothane
C. Trichloroethylene
D. Desflurane
Answer» E.
2928.

ఆంధ్ర ప్రదేశ్ తొలి ముఖ్య మంత్రి ఎవరు ?

A. టంగుటూరి ప్రకాశం పంతులు
B. నీలం సంజీవ రెడ్డి
C. దామోదరం సంజీవయ్య
D. వల్లభాయి పటేల్
Answer» C. దామోదరం సంజీవయ్య
2929.

The disease(s) caused by genus Orthopoxvirus is/are

A. Smallpox
B. Vaccinia
C. All of these
D. Cowpox
Answer» D. Cowpox
2930.

Muscle supplied by glossopharygeal nerve is -

A. Styloglossus
B. Thyrohyoid
C. Stylopharyngeus
D. Stylohoid
Answer» D. Stylohoid
2931.

Who wanted to test a 100 kiloton thermonuclear bomb in atmosphere in 1961 and Andrey Sakharov opposed him?

A. Vladimir Lenin
B. Leon Trotsky
C. Nikita Khrushchev
D. Joseph Stalin
Answer» D. Joseph Stalin
2932.

Buffer solutions

A. are rarely found in living systems
B. will always have a pH of 7
C. tend to maintain a relatively constant pH.
D. cause a decrease in pH when acids are added to them.
Answer» D. cause a decrease in pH when acids are added to them.
2933.

జనత ప్రభుత్వం నిలిపి వేసిన ప్రణాళిక ఏది ?

A. 3 వ ప్రణాళిక
B. 5 వ ప్రణాళిక
C. 2 వ ప్రణాళిక
D. 4 వ ప్రణాళిక
Answer» C. 2 వ ప్రణాళిక
2934.

Ship : Sea :: Camel : ?

A. Forest
B. Land
C. Mountain
D. Desert
Answer» E.
2935.

All of the following are vasodilators except:

A. Lidocaine
B. Procaine
C. Chlorprocaine
D. Cocaine
Answer» E.
2936.

Which of the following macromolecules are found in the plasma membrane?

A. Lipids, proteins, and carbohydrates
B. Lipids and proteins only
C. Proteins only
D. Proteins and carbohydrates only
Answer» B. Lipids and proteins only
2937.

The ideal tubular-flow fermenter without radial variations is called a

A. continuous stirred tank fermenter (CSTF)
B. plug flow fermenter
C. any intensity of dilution rate near the wash out points
D. column fermenter
Answer» C. any intensity of dilution rate near the wash out points
2938.

What is the concentration of CO2 required for culturing animal cells?

A. 1-10%
B. 2-5%
C. 15-20%
D. 10-15%
Answer» B. 2-5%
2939.

Cholesterol is somewhat amphipathic due to

A. the long branched hydrocarbon along with the four hydrocarbon rings
B. the single hydroxyl along with the hydrocarbon nature of the remainder of the molecule
C. the three six-membered rings along with the single five-membered ring
D. the five-methyl groups along with the hydrocarbon chain
Answer» C. the three six-membered rings along with the single five-membered ring
2940.

Which of the following viruses is star-shaped in outline and transmitted by the faecal-oral route?

A. Calicivirus
B. Astrovirus
C. Hepatitis D virus
D. Hepatitis E virus
Answer» C. Hepatitis D virus
2941.

Enzyme-driven metabolic pathways can be made more efficient by

A. grouping enzymes into free-floating, multienzyme complexes
B. concentrating enzymes within specific cellular compartments
C. All of the above
D. fixing enzymes into membranes so that they are adjacent to each other
Answer» D. fixing enzymes into membranes so that they are adjacent to each other
2942.

The formal decision making process by which large organization buy the services and products is classified as

A. organizational buying
B. large buying
C. small buying
D. procedure buying
Answer» B. large buying
2943.

Not a middle swelling is -

A. Branchial cyst
B. Suprasternal lymph nodes
C. Thyroglossal cyst
D. Submental lumph nodes
Answer» B. Suprasternal lymph nodes
2944.

The dorsalis pedis artery terminates at the -

A. Base of the proximal phalanx of the hallux
B. First metatarso phalangeal joint
C. Dorsum of ankle joint
D. Proximal part of first inter metatarsal space
Answer» E.
2945.

Asexual reproduction includes -

A. Amphimixis
B. Apomixis
C. Allogamy
D. Autogamy
Answer» D. Autogamy
2946.

Very low doses of antigen may induce

A. immunological ignorance
B. hypersensitivity
C. low zone immunity
D. low zone tolerance
Answer» E.
2947.

ఉత్పత్తి కారకాల దృష్ట్యా నికర జాతీయోత్పత్తి అంటే ?

A. జాతీయ సంపద
B. మూల ధనం
C. జాతీయ ఆదాయం
D. నికర ఉత్పత్తి
Answer» D. నికర ఉత్పత్తి
2948.

What can be coated to the plastic dish if an ELISA is performed to directly detect polio virus?

A. Anti-polio antibody
B. Patient serum
C. Colored substrate
D. Polio capsid protein
Answer» B. Patient serum
2949.

The viral DNA is removed from the host\'s chromosomes and the lytic cycle occurs. The process is called

A. inductive infection
B. spontaneous induction
C. spontaneous infection
D. resultant induction
Answer» C. spontaneous infection
2950.

The type of exchange relationship in which the relationship specific adaptations without strong cooperation is called

A. mutually contracts
B. mutually adaptive
C. mutual structure commitment
D. commitment selling
Answer» C. mutual structure commitment