12th Class Biology Solved MCQs chapter wise with Answers pdf download Punjab Board, 2nd Year Biology Frequently asked MCQs Chapter Wise Questions, Inter Part 2 Online Test from MDCAT old Papers,
2nd Year MCQs Biology
Chapter No. 18 Reproduction
2nd Year MCQs Biology
Chapter No. 18 Reproduction
51. A protective sheath surrounding the plumule is:
(A) Coleoptile
(B) Coleorhiza
(C) Cotyledon
(D) Seutellum
Answer:
(A) Coleoptile
52. A protective sheath surrounding the radicle is:
(A) Coleoptile
(B) Coleorhiza
(C) Cotyledon
(D) Scutellum
Answer:
(B) Coleorhiza
53. Single large shield shaped cotyledon of monocot seed is called:
(A) Coleoptile
(B) Coleorhiza
(C) Cotyledon
(D) Scutellum
Answer:
(D) Scutellum
54. It is defined as a cluster of flowers, arising from the main stern axis or peduncle:
(A) Inflorescence
(B) Phosphorescence
(C) Luminescence
(D) Senescence
Answer:
(A) Inflorescence
56. In which type of inflorescence flowers develop into acropetal succession.
(A) Racemose
(B) Cymose
(C) Dichasial cynic
(D) Scorpioid cyme
Answer:
(A) Racemose
57. In which type of inflorescence flowers are covered by large bracts called spathes:
(A) Racemose
(B) Cymose
(C) Capitulum
(D) Spikelet
Answer:
(B) Cymose
58. The type of racemose inflorescence with a short axis and multiple floral pedicels of equal length that appear to arise from a common point is called:
(A) Corymb
(B) Umbel
(C) Raceme
(D) Spike
Answer:
(B) Umbel
59. A type of uniparous cyme in which succeeding branches are produced on same side is termed as:
(A) Helicoid cyme
(B) Scorpioid cyme
(C) Dichasial cyme
(D) None of these
Answer:
(A) Helicoid cyme
60. A type of uniparous cynic in which succeeding branches are produced on alternate sides is termed as
(A)Helicoid cyme
(B) Scorpioid cyme
(C) Dichasial cyme
(D) None of these
Answer:
(B) Scorpioid cyme
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