Lab Assistant (Botany) recruitment exam paper of 2014 which is held in Uttarakhand State. Complete exam paper is available here in English and Hindi language with Answer Key. Lab Assistant (Botany) post code 46 exam paper is organized by UBTER under Group C.
Post :— Lab Assistant (Botany)
Post Code :— 046
Exam Board :— UBTER (Uttarakhand Board of Technical Education)
Total Question :— 100
Exam Year :— 2014
This exam paper in Hindi language — available here.
Lab Assistant (Botany) Exam Paper – 2014
1. Which one is the precursor of chlorophyll–
(A) Tryptophan
(B) Carotene
(C) Both A&B
(D) Chlorophyllide
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2. NH3 release from—
(A) CAM
(B) Dark respiration
(C) Photorespiration
(D) None of these
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3. Which of the following have CO2 compensation point—
(A) C2 plants
(B) C3 plants
(C) Both A & B
(D) None of these
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4. In C4 pathway or C4 photosynthesis carbon dioxide fixation occurs in chloroplast of
(A) Spongy mesophyll
(B) Palisade
(C) Sheath
(D) None of these
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5. The element which is required by the sea plants is
(A) Zinc
(B) Sodium
(C) Gold
(D) Silvar
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6. Nitrogen absorbed by plants is—
(A) Converted to Nitrogen
(B) Mix with ammonia
(C) Combined with oxygen
(D) None of these
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7. An example of a parasitic plant that is also strictly epiphytic is
(A) Viscum (mistletoe)
(B) Dodder
(C) Rafflesia
(D) None of these
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8. The conducting tissues of the plants are
(A) Lem
(B) Xylem
(C) Phloem
(D) Both B and C
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9. Water infiltration will be slowest in
(A) Black cotton soil
(B) Sandy soil
(C) Red soil
(D) None of these
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10. Osmosis is the diffusion of
(A) Solute
(B) Water
(C) Free energy
(D) None of these
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11. Addition of solute in the cell develops—
(A) TP
(B) DP
(C) OP
(D) None of these
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12. DPD is equal to –
(A) OP x TP
(B) OP + TP
(C) TP – OP
(D) OP – TP
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13. In plants water ascents through –
(A) Transpiration pull
(B) Force
(C) Volume
(D) None of these
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14. Guard cells are found in
(A) Roots tips
(B) Stomata
(C) Ovary
(D) None of these
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15. Cork tissue arises from
(A) Periderm
(B) Phellogen
(C) Phelloderm
(D) None of these
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16. Walls of sclerenchyma are —
(A) Rigid
(B) Lignified
(C) Pactinised
(D) None of these
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17. Periblem gives rise to
(A) Cortex
(B) Medulla
(C) Cycle
(D) None of these
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18. Cuticle is secreted by
(A) Endodermis
(B) Hypodermis
(C) Epidermis
(D) None of these
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19. Vascular bundles are scattered in—
(A) Bryophytes
(B) Dicot root
(C) Both A&B
(D) Monocot stem
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20. Polyarch condition is seen in—
(A) Monocot stem
(B) Dicot root
(C) Monocot roots
(D) None of these
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