18 12345678910 Biology : Ch03 – Plant Kingdom – 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: Sexual reproduction in volvox is oogamous type. Reason: Both of fusing gamete of volvox is non flagellated and similar in size. Both the assertion and the reason are true and the reason is a correct explanation of the assertion. Both the assertion and the reason are true and the reason is not a correct explanation of the assertion. Assertion is true but the reason is false. Both the assertion and reason are false. 2 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Development of zygote into young embryo takes places within the female gametophytes in Pteridophytes Reason: This event is a precursor to seed habit, considered an important step in evolution. Both the assertion and the reason are true and the reason is a correct explanation of the assertion. Both the assertion and the reason are true and the reason is not a correct explanation of the assertion. Assertion is true but the reason is false. Both the assertion and reason are false. 3 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Algae increases level of dissolved oxygen in their immediate environment. Reason: They show oxygenic photosynthesis Both the assertion and the reason are true and the reason is a correct explanation of the assertion. Both the assertion and the reason are true and the reason is not a correct explanation of the assertion. Assertion is true but the reason is false. Both the assertion and reason are false. 4 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: The earliest systems of classification used only superficial morphological characters. Reason: Artificial system gave equal weightage to vegetative and sexual characterstics. Both the assertion and the reason are true and the reason is a correct explanation of the assertion. Both the assertion and the reason are true and the reason is not a correct explanation of the assertion. Assertion is true but the reason is false. Both the assertion and reason are false. 5 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Mosses along with lichens are the first organisms to colonize rocks. Reason: They decompose rocks by scereting acid substances. Both the assertion and the reason are true and the reason is a correct explanation of the assertion. Both the assertion and the reason are true and the reason is not a correct explanation of the assertion. Assertion is true but the reason is false. Both the assertion and reason are false. 6 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Pteridophytes evolutionarily, are first terrestrial vascular plants. Reason: Pteridophytes are soil binders Both the assertion and the reason are true and the reason is a correct explanation of the assertion. Both the assertion and the reason are true and the reason is not a correct explanation of the assertion. Assertion is true but the reason is false. Both the assertion and reason are false. 7 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Gymnosperms are heterosporous. Reason: They produce haploid microspores and megaspores. Both the assertion and reason are false. Both the assertion and the reason are true and the reason is a correct explanation of the assertion. Both the assertion and the reason are true and the reason is not a correct explanation of the assertion. Assertion is true but the reason is false. 8 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Phaeophyceae are brown algae. Reason: Phaeophyceae contain large amount of xanthophyll pigment called fucoxanthin which gives brown colour. Both the assertion and the reason are true and the reason is a correct explanation of the assertion. Both the assertion and the reason are true and the reason is not a correct explanation of the assertion. Assertion is true but the reason is false. Both the assertion and reason are false. 9 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Most algae show haplontic type of life cycle. Reason: A Fucus alga shows diplontic type of life cycle. Both the assertion and the reason are true and the reason is a correct explanation of the assertion. Both the assertion and the reason are true and the reason is not a correct explanation of the assertion. Assertion is true but the reason is false. Both the assertion and reason are false. 10 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Bryophytes are of great ecology importance. Reason: Bryophytes play important role in plant succession on bare rocks. Both the assertion and the reason are true and the reason is a correct explanation of the assertion. Both the assertion and the reason are true and the reason is not a correct explanation of the assertion. Assertion is true but the reason is false. Both the assertion and reason are false. Your score is Restart quiz Was this helpful? YesNo 0 / 0 #XI - Biology - Assertion and Reason