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TLS Online TPP Program
#Question id: 40449
#Botany
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): Nigella is not a member of the family Characeae.
Reason (R): Nigella is a genus of angiosperms (flowering plants) known for producing black cumin seeds, whereas Characeae is an algal family.
In the light of the above statements, choose the correct answer:
TLS Online TPP Program
#Question id: 40450
#Botany
Match the Algal genera in List-I with the shape of their Chloroplast in List-II.
| List-I (Genera) | List-II (Chloroplast Shape) |
| A. Chlamydomonas | I. Girdle shaped |
| B. Spirogyra | II. Reticulate (Network-like) |
| C. Ulothrix | III. Cup shaped |
| D. Oedogonium | IV. Ribbon shaped (Spiral) |
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: