14 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: 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. 2 / 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. 3 / 10 Read the assertion and reason carefully to mark the correct option out of the options given below: Assertion: Pollination in angiosperm is occurred by means of wind only. Reason: Pollen grains in angiosperm are developed from filament. 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: Leaves of gymnosperm can’t withstand extremes of temperature. Reason: Leaves of gymnosperm posses’ large surface area with thin cuticle. 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: Only the red algae is able to flourish at the great depth of sea. Reason: Red algae has the pigments r-phycoerythrin and r-phycocyanin. 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: Half of the total CO2 fixation on earth is carried out by algae. Reason: Algae increases the level of dissolved oxygen in their nearby environment. 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: Chlorella used as a food supplement by space travellers. Reason: Chlorella is unicellular green 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: 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. 9 / 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. 10 / 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. Your score is Restart quiz Was this helpful? YesNo 0 / 0 #XI - Biology - Assertion and Reason