Question

question 7 of 20 : select the best answer for the question. 7. what can you say about the term algae? a. algae is a meaningful term for taxonomists. b. algae is a general term for several aquatic organisms that are photosynthetic. c. algae contribute less oxygen to the atmosphere than the rainforest does. d. algae represent a group of closely related organisms that share a common ancestor. mark for review (will be highlighted on the review page)

Explanation:

• Option A: Algae is not a meaningful term for taxonomists in a precise classification sense as it's a broad group with diverse organisms, so A is incorrect.
• Option B: Algae are a general term for several aquatic (and some non - aquatic) organisms that are photosynthetic. This is a correct general description.
• Option C: Algae contribute a large amount of oxygen to the atmosphere, more than rainforests in total (since there are vast amounts of algae in oceans), so C is incorrect.
• Option D: Algae are not a group of closely related organisms with a common ancestor in a strict taxonomic sense; they are a diverse group of organisms, so D is incorrect.

Answer:

B. Algae is a general term for several aquatic organisms that are photosynthetic.