0 12345678910 Biology : Ch05 – Plant Morphology – Assertion and Reason Read the assertion and reason carefully to mark the correct option. 10 Random question from this chapter are displayed, you can take the quiz multiple times to cover all questions 1 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Sucker is an underground stem. Reason: Sucker stem never comes above the ground. Both (A) and (R) are true and (R) is correct explanation of the assertion Both (A) and (R) are true and (R) is not correct explanation of the assertion (A) is true but (R) is false Both (A) and (R) are false 2 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Petals are usually bright coloured. Reason: Petals attract insect for pollination. Both (A) and (R) are true and (R) is correct explanation of the assertion Both (A) and (R) are true and (R) is not correct explanation of the assertion (A) is true but (R) is false Both (A) and (R) are false 3 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: The flower is modified shoot meant for sexual reproduction. Reason: Flowers are arranged in different types of inflorescence. Both (A) and (R) are true and (R) is correct explanation of the assertion Both (A) and (R) are true and (R) is not correct explanation of the assertion (A) is true but (R) is false Both (A) and (R) are false 4 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Calyx and corolla are accessory organs of the flower. Reason: They do not directly involve in sexual reproduction. Both (A) and (R) are true and (R) is correct explanation of the assertion Both (A) and (R) are true and (R) is not correct explanation of the assertion (A) is true but (R) is false Both (A) and (R) are false 5 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Adventitious roots develop from any part of plant. Reason: In such plants, the tap root is not developed. Both (A) and (R) are true and (R) is correct explanation of the assertion Both (A) and (R) are true and (R) is not correct explanation of the assertion (A) is true but (R) is false Both (A) and (R) are false 6 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Formation of phyllode is a mechanism to reduce transpiration. Reason: It is vertically placed and has fewer stomata Both (A) and (R) are true and (R) is correct explanation of the assertion Both (A) and (R) are true and (R) is not correct explanation of the assertion (A) is true but (R) is false Both (A) and (R) are false 7 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Pneumatophores are respiratory roots. Reason: Pneumatophores help to get oxygen for respiration Both (A) and (R) are true and (R) is correct explanation of the assertion Both (A) and (R) are true and (R) is not correct explanation of the assertion (A) is true but (R) is false Both (A) and (R) are false 8 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Stem bears nodes and internodes Reason: Stem is always aerial. Both (A) and (R) are true and (R) is correct explanation of the assertion Both (A) and (R) are true and (R) is not correct explanation of the assertion (A) is true but (R) is false Both (A) and (R) are false 9 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Vexillary aestivation is known as papilionaceous aestivation Reason: It is found in family papilionaceae Both (A) and (R) are true and (R) is correct explanation of the assertion Both (A) and (R) are true and (R) is not correct explanation of the assertion (A) is true but (R) is false Both (A) and (R) are false 10 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Flower is zygomorphic in family Fabaceae Reason: Corolla shows vexillary aestivation. Both (A) and (R) are true and (R) is correct explanation of the assertion Both (A) and (R) are true and (R) is not correct explanation of the assertion (A) is true but (R) is false Both (A) and (R) are false Your score is Restart quiz Was this helpful? YesNo 0 / 0 #XI - Biology - Assertion and Reason