Assertion and Reasoning:
Direction: In each of the following questions a statement of assertion (A) is given and a corresponding statement of reason (R) is given just below it. Mark the correct statement as.
1. Assertion (A): Ethylene is a plant hormone, which can transfer from one plant to another plant.
Reason (R): Ethylene is a gaseous hormones in plants.
(a) If both A and R are true and R is correct explanation of A.
(b) If both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) Both A and R are false.
2. Assertion (A): Senescence is induced by the application of cytokinin in plants.
Reason (R): Cytokinin promotes the degradation of chlorophyll and nucleic acids.
(a) If both A and R are true and R is correct explanation of A.
(b) If both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) Both A and R are false.
3. Assertion (A): ABA plays an important role in plants during water stress.
Reason (R): ABA promotes stomatal closing during water stress.
a) If both A and R are true and R is correct explanation of A.
(b) If both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) Both A and R are false.
4. Assertion (A): Gibberellin is a bolting hormone.
Reason (R): Gibberellin induces parthenocarpy in fruits.
(a) If both A and R are true and R is correct explanation of A.
(b) If both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) Both A and R are false.
5. Assertion (A): Bolting effect in plants is performed by Gibberellin.
Reason (R): Gibberellin induce internode elongation.
(a) If both A and R are true and R is correct explanation of A.
(b) If both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) Both A and R are false.