NEET UG 2022 — Plant Kingdom

Read the following statements and identify the characters related to the alga shown in the diagram: (a) It is a member of Chlorophyceae (b) Food is stored in the form of starch (c) It is a monoecious plant showing oogonium and antheridium (d) Food is stored in the form of laminarin or mannitol (e) It shows dominance of pigments chlorophyll a, c and Fucoxanthin. Choose the correct answer from the options given below : 

Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R) : Assertion (A) : Spirulina is a microbe that can be used for reducing environmental pollution. Reason (R) : Spirulina is a rich source of protein, carbohydrates, fats, minerals and vitamins. In the light of the above statements, choose the most appropriate answer from the options given below:

Match List - I with List - II :  Choose the correct answer from the options given below :

Which of the following is incorrectly matched?

Match the plant with the kind of life cycle it exhibits: <table class="pyq-table"><tbody><tr><td></td><td>List-I</td><td></td><td>List-II</td></tr><tr><td>(a)</td><td>Spirogyra</td><td>(i)</td><td>Dominant diploid sporophyte vascular plant, with highly reduced male or female gametophyte</td></tr><tr><td>(b)</td><td>Fern</td><td>(ii)</td><td>Dominant haploid free-living gametophyte</td></tr><tr><td>(c)</td><td>Funaria</td><td>(iii)</td><td>Dominant diploid sporophyte alternating with reduced gametophyte called prothallus</td></tr><tr><td>(d)</td><td>Cycas</td><td>(iv)</td><td>Dominant haploid leafy gametophyte alternating with partially dependent mutlicellular sporophyte</td></tr></tbody></table>Choose the correct answer from the options given below:

Hydrocolloid carrageen is obtained from: