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Question for TRB Tripura PGT Biology - Quiz / Questions / MCQ in English

Last Update on : October 11, 2026

Duration: 150 · Questions: 150 · Max Marks: 150

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To boost your performance in TRB Tripura PGT Biology exam, practice each question regularly and with focus. Every question tests your subject understanding, so solve them one at a time. Taking a quiz improves your speed and accuracy. Practicing topic-wise MCQs. Students benefit greatly from reviewing questions with answer keys, which help clarify concepts and strengthen Questions knowledge for success in TRB Tripura PGT Biology exams.

Latest TRB Tripura PGT Biology Exam Question (Objective Questions), MCQ in English

Subjects : Biology

Question Bank TRB Tripura PGT Biology Exam - English

Biology

Q 1 :
The respiratory quotient during cellular respiration would depend on
  1. A.the nature of enzymes involved
  2. B.the nature of the substrate
  3. C.the amount of carbon dioxide released
  4. D.the amount of oxygen utilised
Q 2 :
Which of the following is not a green - house gas ?
  1. A.Water vapour
  2. B.Carbon monoxide
  3. C.Methane
  4. D.Oxygen
Q 3 :
Both husband and wife have normal vision though their fathers were colorblind and mothers did not have any gene for colorblindness. The probability of their daughters becoming colorblind is
  1. A.50%          
  2. B.75%
  3. C.0% 
  4. D.25%
Q 4 :
An animal, which has both exoskeleton and endoskeleton structures is a
  1. A.fresh-water mussel
  2. B.tortoise
  3. C.frog
  4. D.jelly fish
Q 5 :
Identify the group, which includes animals all of which give birth to young ones directly?
  1. A.Dolphin, kangaroo, bat, cat
  2. B.Platypus, penguin, bat, hippopotamus
  3. C.shrew, bat, kiwi, car
  4. D.Lion, whale, ostrich, bat
Q 6 :
Compare the statement A and B.
Statement A Blood sugar level falls rapidly after hepatectomy.
Statement B The glycogen of the liver is the principal source of blood sugar.
Select the correct description.
  1. A.Both the statements A and B are correct and B is the reason for A
  2. B.Statement A is correct and B is wrong
  3. C.Statement A is wrong and B is correct
  4. D.Both the statements A and B are correct and B is not the reason for A
Q 7 :
What is/are true about heart wood?
(A) It does not help in water conduction.
(B) It is also called laburnum.
(C) It is dark in colour but very soft.
(D) It has tracheary elements which are filled with tannin, resin, etc.
  1. A.B,C and D
  2. B.A and D
  3. C.B and D
  4. D.A, B and C
Q 8 :
Compare the statements A and B.
Statement A Auxins promote apical dominance by suppressing the activity of lateral buds.
Statement B In moriculature, periodic pruning of shoot tips is done to make mulberry plants bushy.
Select the correct description.
  1. A.Both the statements A and B are correct and A is the reason for B
  2. B.Statement A is correct and B is wrong
  3. C.Statement A is wrong and B is correct
  4. D.Both the statements A and B are correct and A is not the reason for B
Q 9 :
Bryophytes resemble algae is the following aspects
  1. A.Filamentous body, presence of vascular tissues and autotrophic nutrition
  2. B.Differentiation of plant body into root, stem and leaves and autotrophic nutrition
  3. C.Thallus like plant body, presence of roots and autotrophic nutrition
  4. D.Thallus like plant body, lack of vascular tissues and autotrophic nutrition
Q 10 :
Stoma opens, when
  1. A.guard cells swell due to an increase in their water potential
  2. B.guard cells swell by endosmosis duie to influx of hydrogen ions (protons)
  3. C.guard cells swell by endosmosis due to efflux of potassium ions
  4. D.guard cell swell due to a decrease in their water potential
Q 11 :
Which of the following is properly matched ?
  1. A.Platyhelminthes –Trematoda – Planoria
  2. B.Echinodermate – Asteroidea – Star fish
  3. C.arthropoda – Insecta – Spider
  4. D.Mollusca – Cephalopoda – Unio
Q 12 :
A man is admitted to a hospital. He is suffering from an abnormally low body temperature, loss of appetite and extreme thirst. His brain scan would probably show a tumour in
  1. A.medulla oblongata
  2. B.pons
  3. C.cerebellum 
  4. D.hypothalamus
Q 13 :
The agents, which are known to cause CJD are
  1. A.protein particles
  2. B.a class of bacteria
  3. C.a class of viruses
  4. D.fungi
Q 14 :
In crop improvement programmers, virus-free clones can be obtained through
  1. A.grafting
  2. B.hybridization
  3. C.embryo culture 
  4. D.shoot apex culture
Q 15 :
A person is suffering from frequent episodes of nasal discharge, nasal congestion, reddening of eyes and watery eyes. These are the symptoms of
  1. A.cyanosis
  2. B.bronchitis
  3. C.rhinitis
  4. D.bronchial carcinoma
Q 16 :
Some important events in the human female reproductive cycle are given below. Arrange the events in a proper sequence.
A: Secretion of FSH
B: Growth of corpus luteum
C: Growth of the follicle and oogenesis
D: Ovulation
E: Sudden increase in the levels of LH
 
  1. A.C → A → D → B → E
  2. B.A → C → E → D → B
  3. C.A → D → C → E → B
  4. D.B → A → C → D → E
Q 17 :
Which of the following options shows bisexual animals only ?
  1. A.Amoeba, sponge, leech
  2. B.Sponge, cockroach, Amoeba
  3. C.Earthworm, sponge, leech
  4. D.Tapeworm, earthworm, honeybee
Q 18 :
Vaccination against small pox was developed by:
  1. A.Louis Pasteur
  2. B.Edward jenner
  3. C.Robert Koch
  4. D.Alexander Flemming
Q 19 :
The value of human diastolic blood pressure is :
  1. A.120 – 80 = 40 mm. Hg
  2. B.120 mm. Hg
  3. C.80 mm. Hg
  4. D.128/80 mm. Hg
Q 20 :
Balance theory of sex determination holds good for:
  1. A.Allium cepa
  2. B.Drosophila
  3. C.Humans
  4. D.grasshoppers
Q 21 :
the plants respond to photo – periods due to the presence of :
  1. A.Phytochromes
  2. B.Stomata
  3. C.Enzymes
  4. D.Phytohormones
Q 22 :
Identify the edible fresh-water telesots:
  1. A.Sharks
  2. B.Rays and skates
  3. C.Hilsa ilisha
  4. D.Catla catla
Q 23 :
Plasmids occur in:
  1. A.Viruses
  2. B.Chromosomes
  3. C.Bacteria
  4. D.Chloroplasts
Q 24 :
Match the names of antibiotics listed under column 1 with their source given under column 2; choose the correct combination of alphabets of the two columns:
  Column 1   Column 2
A
 
B
 
C
 
D		 Neomycin
 
Terramycin
 
Viridian
 
penicillin		 p
 
q
 
r
 
s		 Streptomyces fradiae
Penicillium notatum
Streptomyces rimosus
Gliocladium virens
  1. A.A = r, B = p, C = s, D = q
  2. B.A = r, B = s, C = p, D = q
  3. C.A = p, B = r, C = s, D = q
  4. D.A = s, B = p, C = r, D = q
Q 25 :
The bond formed between the first phosphate group and adenosine in ATP is:
  1. A.Nitro – phosphate bond
  2. B.Adeno – phosphate bond
  3. C.Phosphoester bond
  4. D.Phosphoanhydride bond
Q 26 :
The protists have:
  1. A.Gene containing nucleo-proteins condensed together in loose mass
  2. B.Nucleo-protein in direct contact with the nest of the cell substance
  3. C.Only tree nucleic acid aggregates
  4. D.Membrane bound nucleo-proteins lying embedded in the cytoplasm
Q 27 :
Antrum is the cavity of:
  1. A.Gastrula
  2. B.Graffian follicle
  3. C.Ovary
  4. D.Blastula
Q 28 :
Which of the following statement is wrong?
  1. A.Endospores are produced in pteridophyta
  2. B.Naked seeds are seen in gymnosperms
  3. C.Capsule is present in the sporophyte of bryophyte
  4. D.Basidiocarp is the fruiting body of fungus
Q 29 :
The pioneers in the field of organic evolution are:
  1. A.Darwin, Hugo de Vries, Lamarck, Huxely
  2. B.Karl Landsteiner, Hugo de Vries, Malthus, Darwin
  3. C.Lamarck, Karl Landsteiner, Malthus, De Vries
  4. D.Darwin, Lamarck, Karl Landsteiner, De Vries
Q 30 :
This one is the characteristic of epithelial tissues:
  1. A.These cells never produce glands
  2. B.The cells have a rapid rate of cell division
  3. C.Tissues are highly vascularized
  4. D.Large intercellular spaces are seen between the cells
Q 31 :
Great Indian Bustard sanctuary is located in:
  1. A.Rajasthan
  2. B.Maharashtra
  3. C.Pakistan
  4. D.Madhya Pradesh
Q 32 :
The result of ozone hole is:
  1. A.Acid rain
  2. B.Global warming
  3. C.The UV radiations reach the earth
  4. D.Greenhouse effect
Q 33 :
This is not cells of areolar tissue:
  1. A.Macrophages
  2. B.Schwann cell
  3. C.Plasma cell
  4. D.Adipose cell
Q 34 :
The pH of stomach range between:
  1. A.7.1 – 8.2
  2. B.7.6 – 8.6
  3. C.1.5 – 2.0
  4. D.6.8 – 7.2
Q 35 :
Match the name of the experiments listed under column 1 with the aim of the experiment given under column 2; choose the answer which give the correct combination of the alphabets:
   column 1    column 2
A. Gridling experiment
 		 p Ascent of sap
 
B. Cobalt chloride paper method
 		 q Transpiration
C. Crescograph r Unequel transpiration on leaf surfaces
D. Bell jar experiment s translocation
  1. A.A = s, B = r, C = p, D = q
  2. B.A = r, B = p, C = s, D = q
  3. C.A = q, B = p, C = s, D = r
  4. D.A = s, B = p, C = q, D = r
Q 36 :
Number of endangered species of angiosperms in India is:
  1. A.15,000
  2. B.500
  3. C.3,000
  4. D.None of these
Q 37 :
Transduction in bacteria is mediated by:
  1. A.Cosmids
  2. B.F - factors
  3. C.Plasmid vectors
  4. D.Phage vectors
Q 38 :
Match the common name of diseases listed under column 1 unit their medical terms listed under column 2; choose the answer which gives the correct combination of the alphabets of the two columns:
  Column 1   Column 2
A. Blood clotting in small capillaries p Rhinitis
B. Value defects q Stenosis
C. Hay fever r Parkinson's disease
D. Paralysis s Coronany thrombosis
  1. A.A = s, B = q, C = p, D = r
  2. B.A = r, B = s, C = q, D = p
  3. C.A = q, B = s, C = r, D = p
  4. D.A =s, B = p, C = r, D = q
Q 39 :
The cell wall of bacteria is composed of:
  1. A.Murein
  2. B.Chitin
  3. C.Cellulose
  4. D.Suberin
Q 40 :
The phenomenon, in which an allele of one gene suppresses the activity of an allele of another gene, is known as:
  1. A.Suppression
  2. B.Inactivation
  3. C.Epistasis
  4. D.Dominance
Q 41 :
Which of the following is the aim of Mohl’s half-leaf experiment?
  1. A.To show the carbon dioxide is produced during anaerobic reactions
  2. B.To show that carbon dioxide is produced during aerobic reactions
  3. C.To show the importance of carbon dioxide for photosynthesis
  4. D.To show chlorophy II is necessary for photosynthesis
Q 42 :
Which of the following is shift in chloride shift
  1. A.O2 and CO2
  2. B.Bicarbonate ions
  3. C.CO2
  4. D.O2
Q 43 :
Match the locomotory organs given under column 1 with the phylum in which they are seen, listed under column 2; choose the answer which gives the correct combination of the alphabets of the two columns:
  Column 1   Column 1
A  Pseudopodia p  Mollusca
B. Parapodia q Chondriehthyes (Pisces)
C. Muscular foot r Protozoa
D. fins s annelida
  1. A.A = r, B = p, C = s, D = q
  2. B.A = p, B = r, C = s, D = q
  3. C.A =s, B = r, C = q, D = p
  4. D.A =r, B = s, C = p, D = q
Q 44 :
The larve of bombyx mori is:
  1. A.Cocon
  2. B.Nymph
  3. C.Caterpillar
  4. D.Trochophor
Q 45 :
The first stable intermediate product of photosynthesis in C4 plant is:
  1. A.Phospho glyseric acid
  2. B.Ribulose 1, 5 – biphosphate
  3. C.PGAL
  4. D.Oxaloacetate
Q 46 :
The lytic enzymes released by sperm is:
  1. A.Acrosome
  2. B.Ligase
  3. C.Androgamone
  4. D.Hyaluronidase
Q 47 :
An example for the enucleated living plant cell is
  1. A.Xylem parenchyma
  2. B.RBCs
  3. C.Sieve tubes of phloem
  4. D.Companion cells of phloem
Q 48 :
The example for polypetalous, zygomorphic corlla is:
  1. A.Ocimum
  2. B.Crotalaria
  3. C.Rose
  4. D.Mustard
Q 49 :
Identify the correct sequence of taxa in Linnaen hierarchy:
  1. A.Species, genus, family, order, class
  2. B.Class, genus, species, genus, order
  3. C.Species, genus, phylum, family, class
  4. D.Phylum, class, family, species, order
Q 50 :
Match the biological molecules listed under column 1 with their biological functions listed under column 2; choose the choice which gives correct combination of alphabets of the two columns:
  Column 1   Column 2
A. Glycogen p hormone 
B. Globulin q biocatalyst
C. Steroids r antibody
D. thrombin s storage product
  1. A.A = r, B = q, C = s, D = p
  2. B.A = s, B = q, C = p, D = r
  3. C.A = q, B = s, C = r, D = p
  4. D.A =s, B = r, C = p, D = q

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