12th Biology MCQs with Answers Download Pdf Chapter Wise

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




Select Another Chapter for More MCQs

We also available on Social Media
at facebook( fb )
https://facebook.com/786Timespk
https://facebook.com/786Timesnews
Also available on
Twitter ID: https://twitter.com/786times