Which of the Following Is NOT a Secondary Storage Device

question 67

Multiple Choice

Which of the following is NOT a secondary storage device?

• A) CD
• B) hard disk
• C) RAM
• D) Blu-ray disk

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Definitions:

Optimum pH

Optimum pH is the specific pH level at which an enzyme or biochemical reaction is most active, facilitating the highest rate of reaction.

Enzyme Activity

Enzyme activity refers to the rate at which an enzyme catalyzes a chemical reaction, influenced by factors such as temperature, pH, and substrate concentration.

Substrate

A substance or layer that underlies something, or on which some process occurs, particularly in biology and chemistry.

Energy Cycle

The series of processes by which energy is converted and transferred within an ecosystem, from producers to consumers and then to decomposers.