Organisation : Teachers’ Recruitment Board, Tripura
Exam : STGT – Selection Test for Graduate Teachers
Document Type : Previous Year Question Paper
Subject : Biological Science
Code No : MR17—III
Year : 2017
Website : https://trb.tripura.gov.in/
TRB STGT Biological Science Previous Question Paper
Question Paper of TRB Tripura Selection Test for Graduate Teachers Biological Science Question Paper 2017 is now available in the official website of Teachers’ Recruitment Board, Tripura.
Related : TRB STPGT Psychology Question Paper : www.pdfquestion.in29459.html
Instructions for Candidates
1. Use Black Ballpoint Pen only for writing particulars of this Question Booklet and marking responses on the OMR Answer Sheet.
2. This test is of 2 hours and 30 minutes duration and consists of 150 MCQ-type questions.
3. There is no negative marking for any wrong answer.
4. This Question Booklet has Three Groups— Group–A, Group–B and Group–C consisting of 150 MCQ-type questions and each question carries 1 mark.
5. Rough work should be done only in the space provided in the Question Booklet.
6. The answers are to be marked on the OMR Answer Sheet only. Mark your responses carefully since there is no chance of alteration/correction.
7. Use of eraser or whitener is strictly prohibited.
Download Question Paper :
www.pdfquestion.in/uploads/STGTBio.pdf
Model Questions
Group — A
Botany :
Direction : Answer the following questions
by selecting the correct option.
1. Which one is true for photosynthesis?
(A) Reduction of both CO2 and water
(B) Oxidation of both CO2 and water
(C) Reduction of CO2 and oxidation of water
(D) Oxidation of CO2 and reduction of water
2. In Krebs’ cycle, acetyl CoA binds to oxaloacetic acid to form
(A) formaldehyde
(B) citric acid
(C) fumaric acid
(D) isocitric acid
3. The form of sugar transported through phloem is
(A) glucose
(B) fructose
(C) sucrose
(D) starch
4. Which of the following maintains the shape of the cell?
(A) Osmotic pressure
(B) Turgor pressure
(C) Wall pressure
(D) None of the above
5. In photosystem–I, the first electron carrier is
(A) ferredoxin
(B) cytochrome
(C) plastoquinone
(D) an iron-sulphur protein
6. The space between plasma membrane and cell wall surrounded by a hypertonic solution is occupied by the
(A) isotonic solution
(B) hypotonic solution
(C) hypertonic solution
(D) water
7. In C4 plants, food is synthesized in
(A) guard cells
(B) spongy parenchyma cells
(C) palisade parenchyma cells
(D) bundle sheath cells
8. The path of water movement from soil to xylem is
(A) soil ->root hair ->cortex ->pericycle ->endodermis ->metaxylem ->protoxylem
(B) soil ->root hair ->cortex ->endodermis ->pericycle ->protoxylem ->metaxylem
(C) soil ->root hair ->epidermis ->cortex ->phloem->xylem
(D) soil ->root hair ->cortex ->protoxylem ->phloem ->metaxylem
9. The fungal part of lichen is called
(A) phycobiont
(B) mycobiont
(C) protobiont
(D) phyco-mycobiont
10. Cell elongation in the internodal region of green plant takes place under the influence of
(A) indole acetic acid
(B) cytokinin
(C) gibberellin
(D) ethylene
Group — B
Zoology :
Direction : Answer the following questions by selecting the correct option.
51. Tubular accessory breathing organ is found in
(A) Anabas (Koi fish)
(B) Clarias (Magur fish)
(C) Heteropneustes (Singhi fish)
(D) Prawn
52. The heart of cockroach is
(A) 7-chambered
(B) 11-chambered
(C) 4-chambered
(D) 13-chambered
53. The locomotory organ of starfish is
(A) muscular feet
(B) tentacles
(C) fins
(D) tube feet
54. Shark must constantly swim because it lacks
(A) pectoral fins
(B) gills
(C) swim bladder
(D) lungs
55. Segregation of Mendelian factors occurs during
(A) diplotene
(B) zygotene
(C) anaphase-I
(D) anaphase-II
56. During breathing in Rohu fish
(A) water enters the body through mouth and exists the body through opercular opening
(B) water enters the body through opercular opening and exists the body through mouth
(C) water enters the body through mouth and also exists the body through mouth
(D) water enters the body through opercular opening and also exists the body through opercular opening
57. Alary muscles in cockroach are present
(A) in heart
(B) in haemocoel
(C) in fat bodies
(D) at the base of wings
58. At which phase of meiosis–I dissolution of synaptonemal complex begins?
(A) Pachytene
(B) Diplotene
(C) Diakinesis
(D) Metaphase-I
59. True regeneration is found in
(A) Hydra
(B) planaria
(C) cockroach
(D) Both (A) and (B)
60. The connecting link between Annelida and Mollusca is
(A) Peripatus
(B) Lepidosiren
(C) Neopilina
(D) Protopterus