Biology MCQ on Abscisic Acid (ABA) and Other Growth Regulators for NEET and Medical Exam 2021
MCQ on Abscisic Acid and Other Growth Regulators: Biology is one of the most important and vital sections in NEET. It includes theories, descriptions, discoveries, diagrams, definitions, explanation of differences and relations. Most of the concepts covered in the NEET syllabus are from the NCERT syllabus of Class 11 & 12. Other related sources make up for the rest of the syllabus.
In this post we are providing you MCQ on Abscisic Acid and Other Growth Regulators, which will be beneficial for you in upcoming NEET, AIIMS, JIPMER, PGIMER, CBSE Board, ICSE Board, Class 12th, 11th.
MCQ on Abscisic Acid and Other Growth Regulators
Q1. Abscisic Acid contains _______. (c) One asymmetric carbon atom
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
Q2. Dormin is a _______. (a) abscisic acid
a) abscisic acid
b) growth promoter
c) auxin
d) none of these
Q3. _______ a naturally occurring growth inhibitor. (d) Abscisic Acid
a) NAA
b) IAA
c) GA
d) Abscisic Acid
Q4. Presence of ______ in the seed is linked with dormancy. (a) abscisic acid
a) abscisic acid
b) cytokinins
c) gibberellins
d) auxins
Q5. Which of the following is wound hormone ? (d) necrohormone
a) phyllocaline
b) auxin
c) hormone only
d) necrohormone
Q6. _______ is a plant hormone. (b) dormin
a) acetylene
b) dormin
c) formalin
d) all of these
Q7. Abscisic acid regulates _______. (a) leaf fall and dormancy
a) leaf fall and dormancy
b) cell division
c) cell elongation and cell wall formation
d) shoot elongation
Q8. Presence of ______ in the seed is linked with dormancy. (a) abscisic acid
a) abscisic acid
b) gibberellic acid
c) starch
d) ethylene
Q9. Morphactins are _______. (c) synthetic growth regulators
a) synthetic auxins
b) synthetic gibberellins
c) synthetic growth regulators
d) none of these
Q10. Abscisic acid treatment results in _______. (b) stomatal closure
a) root elongation
b) stomatal closure
c) stem elongation
d) leaf expansion
MCQ Link for NEET/JEE | |
JEE/NEET Physics MCQ | Click Here |
NEET/JEE Chemistry MCQ | Click Here |
NEET Biology MCQ | Click Here |
JEE Math’s MCQ | Click Here |
Notes PDF Link for NEET/JEE | |
Physics Notes PDF | Click Here |
Chemistry Notes PDF | Click Here |
Biology Notes PDF | Click Here |
Math’s Notes PDF | Click Here |
Follow on Facebook
By Team Learning Mantras