Which of the following is incorrectly matched?(a)Ectocarpus – Laminarin(b)Ulothrix – Floridean starch(c)Eudorina – Starch(d)Fucus – Mannitol118. Observe the following characteristics:(a) Dependent male and female gametophyte.(b) Ovules are borne on megasporophyll.(c) Presence of nucellus in ovule.(d) Presence of seed.Select the correct option representing the features that are true forCycas.(a) All (a), (b), (c) and (d)(b) Only (a), (c) and (d)(c) Only (b) and (c)

Which of the following is incorrectly matched?(a)Ectocarpus – Laminarin(b)Ulothrix – Floridean starch(c)Eudorina – Starch(d)Fucus – Mannito

Observe the following characteristics:(a) Dependent male and female gametophyte.(b) Ovules are borne on megasporophyll.(c) Presence of nucellus in ovule.(d) Presence of seed.Select the correct option representing the features that are true forCycas.(a) All (a), (b), (c) and (d)(b) Only (a), (c) and (d)(c) Only (b) and (c)(d) Only (c) and (d)

Which of the following pairs is mismatched?Group of answer choicesDinoflagellates = paralytic shellfish poisoningBrown algae = alginRed algae = agarGreen algae = prokaryoticDiatoms = petroleumNext

Which of the following are not correctly paired?Group of answer choicesClass Asteroidea: sea starsClass Holothuroidea: sea cucumbersClass Ophiuroidea: brittle starsClass Echinoidea: feather stars

Assertion (A): Sexual reproduction in Ulothrix and Spirogyra is oogamous.Reason (R) : Male and female gametes are flagellated and similar in size (as in Ulothrix) or non flagellated (non motile) but similar in size (as in Spirogyra). Both (A) & (R) are correct but (R) is not the correct explanation of (A).(A) is correct but (R) is not correct.(A) is not correct but (R) is correct.Both (A) & (R) are correct and (R) is the correct explanation of (A).