JEE & NEETNEET Biology NEET Biology 11 th & 12 th 100+ MCQ & Answer | Page-01 | JEE & NEET MCQ February 4, 2025 DSN MARATHI 01. Abscisic Acid contains _______. A. one asymmetric and two symmetric carbon atoms B. one symmetric and two asymmetric carbon atoms C. one asymmetric carbon atom D. one symmetric carbon atom Answer Option : C 02. Dormin is a _______. A. abscisic acid B. growth promoter C. auxin D. none of these Answer Option : A 03. _______ a naturally occurring growth inhibitor. A. NAA B. IAA C. GA D. Abscisic Acid Answer Option : D 04. Presence of ______ in the seed is linked with dormancy. A. abscisic acid B. cytokinins C. gibberellins D. gibberellins Answer Option : A 05. Which of the following is wound hormone ? A. phyllocaline B. auxin C. hormone only D. necrohormone Answer Option : D 06. ______ is a plant hormone. A. acetylene B. dormin C. formalin D. all of these Answer Option : B 07. Abscisic acid regulates _______. A. leaf fall and dormancy B. cell division C. cell elongation and cell wall formation D. shoot elongation Answer Option : A 08. Presence of ______ in the seed is linked with dormancy. A. abscisic acid B. gibberellic acid C. starch D. ethylene Answer Option : A 09. Morphactins are _______. A. synthetic auxins B. synthetic gibberellins C. synthetic growth regulators D. none of these Answer Option : C 10. Abscisic acid treatment results in _______. A. root elongation B. stomatal closure C. stem elongation D. leaf expansion Answer Option : B
01. Abscisic Acid contains _______. A. one asymmetric and two symmetric carbon atoms B. one symmetric and two asymmetric carbon atoms C. one asymmetric carbon atom D. one symmetric carbon atom Answer Option : C
02. Dormin is a _______. A. abscisic acid B. growth promoter C. auxin D. none of these Answer Option : A
03. _______ a naturally occurring growth inhibitor. A. NAA B. IAA C. GA D. Abscisic Acid Answer Option : D
04. Presence of ______ in the seed is linked with dormancy. A. abscisic acid B. cytokinins C. gibberellins D. gibberellins Answer Option : A
05. Which of the following is wound hormone ? A. phyllocaline B. auxin C. hormone only D. necrohormone Answer Option : D
07. Abscisic acid regulates _______. A. leaf fall and dormancy B. cell division C. cell elongation and cell wall formation D. shoot elongation Answer Option : A
08. Presence of ______ in the seed is linked with dormancy. A. abscisic acid B. gibberellic acid C. starch D. ethylene Answer Option : A
09. Morphactins are _______. A. synthetic auxins B. synthetic gibberellins C. synthetic growth regulators D. none of these Answer Option : C
10. Abscisic acid treatment results in _______. A. root elongation B. stomatal closure C. stem elongation D. leaf expansion Answer Option : B
