Which of the Following Is a Disadvantage of Dry Heat

question 28

Multiple Choice

Which of the following is a disadvantage of dry heat methods such as using a Bunsen burner to incinerate microbes from an inoculating loop and the use of a hot air oven?

• A)Bunsen burners and hot air ovens only reach a maximum of 100^oC so they are not effective against endospores.
• B)Neither of these methods actually sterilize; they only kill vegetative cells.
• C)Bunsen burners take too long to sterilize and hot air ovens are hazardous for the operators.
• D)Use of an open flame can be dangerous and hot air ovens take much longer to sterilize than autoclaves.

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Definitions:

Balance Sheet

A document that captures the financial standing of a company at a certain date, outlining its assets, debts, and the equity held by shareholders.

Work Sheet

An informal document used by accountants during the accounting cycle to compile information from the general ledger for the preparation of financial statements and adjusting journal entries.

Closing Entries

Journal entries made at the end of an accounting period to transfer temporary account balances to permanent accounts and prepare the company’s accounts for the next period.

General Journal

A comprehensive accounting record of all transactions made by a company, listed in chronological order and used in preparing financial statements.