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TLS Online TPP Program
#Question id: 40451
#Botany
Given below are two statements regarding the reproduction in Algae:
Statement I: In Rhodophyceae (Red Algae), motile stages (zoospores or motile gametes) are completely absent in their life cycle.
Statement II: In Phaeophyceae (Brown Algae), the gametes are pyriform (pear-shaped) and bear two laterally attached unequal flagella.
Choose the correct answer:
TLS Online TPP Program
#Question id: 40452
#Botany
Given below are two statements regarding the economic importance of Algae:
Statement I: Agar-agar, used in microbial culture media, is obtained from Laminaria and Sargassum.
Statement II: Chlorella is a unicellular alga rich in proteins and is used as a food supplement by space travelers.
Choose the correct answer:
TLS Online TPP Program
#Question id: 40453
#Botany
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): Chara is known as "Stone Wort."
Reason (R): The plant body of Chara is heavily encrusted with calcium carbonate deposits.
In the light of the above statements, choose the correct answer:
TLS Online TPP Program
#Question id: 40454
#Botany
Given below are two statements regarding the economic importance of Algae:
Statement I: Agar-agar, used in microbial culture media, is obtained from Laminaria and Sargassum.
Statement II: Chlorella is a unicellular alga rich in proteins and is used as a food supplement by space travelers.
Choose the correct answer:
TLS Online TPP Program
#Question id: 40455
#Botany
Match the Algal genera in List-I with their characteristic features in List-II.
| List-I (Genera) | List-II (Feature) |
| A. Volvox | I. Coenobial colony (Motile) |
| B. Hydrodictyon | II. Water Net (Non-motile Coenobium) |
| C. Ectocarpus | III. Isomorphic Alternation of Generations |
| D. Polysiphonia | IV. Triphasic Life Cycle (Haplobiontic) |
TLS Online TPP Program
#Question id: 40456
#Botany
Given below are two statements regarding the thallus organization in Algae:
Statement I: The thallus of Fucus is differentiated into holdfast, stipe, and frond (lamina).
Statement II: Vaucheria has a coenocytic, siphonaceous thallus without septa.
Choose the correct answer: