Synechococcus, a Cyanobacterium, Is a Free-Living Marine Organism That Fixes

question 74

Multiple Choice

Synechococcus, a cyanobacterium, is a free-living marine organism that fixes CO₂ into biomass while producing molecular oxygen utilized by swarms of heterotrophic bacteria. Its biomass provides food for protists and predators. What is the niche of this organism?

• A) phototroph in the open ocean
• B) base of the food chain
• C) nitrogen assimilation for the ocean environment
• D) all of the above
• E) none of the above

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Definitions:

General Ledger

A comprehensive accounting record of all transactions of a company, detailed by accounts.

Sales Discounts Column

A column in accounting ledgers or software that records the discounted amounts given to customers for prompt payments or other reasons.

Special Journals

Accounting journals designed for recording and categorizing specific types of transactions for efficiency and specialization.

Posting Process

The accounting procedure of transferring journal entry information to the ledger to update account balances.