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: In some species of Chlamydomonas, the fusion of gamete is termed as anisogamous. Reason: Because gametes which undergo fusion in these species are of dissimilar 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: The cells of highly reduced female gametophyte (embryo sac in angiosperm) is haploid. Reason: The embryosac is formed by meiosis. 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: 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. 4 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Algae are autotrophic. Reason: Algae contain chlorophyll pigments. 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: Pyrenoids are storage bodies. Reason: Pyrenoids contains starch and proteins. 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: 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. 7 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Algae are useful to man. Reason: At least half of the total CO2 fixation on earth is carried out by algae. 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. 8 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: The spread of living Pteridophytes is restricted to narrow geographical region. Reason: They require cool, damp and shady place to grow and require water for fertilization. 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: PEN is triploid in angiosperm. Reason: PEN is formed by fusion of haploid male gamete with the dipoid secondary nucleus. 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 called amphibian of plant kingdom. Reason: These plants live in soil but are dependent on water for sexual reproduction. 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