Parasitism Is One of the Most Widespread Life Strategies Ever

question 26

Multiple Choice

Parasitism is one of the most widespread life strategies ever to evolve.Which of the following is consistent with this finding?

• A)Parasites almost always predigest their hosts' tissues and therefore spend less energy and require fewer structural adaptations.
• B)Parasites,unlike predators,feed on almost all the tissues of their host.
• C)Parasites do not generally kill their hosts,thus they can feed on the same host throughout the host's normal life span and do not have competition from decomposers.
• D)Parasites generally kill their host and can feed for a very long time because they are much smaller than their host.

---

Definitions:

On Instruction

A programming command used to activate or turn on a specific process, function, or device within a control system.

ONS

In PLC programming, ONS (One Shot) refers to an instruction that allows a specific operation to execute only once for each activation of its input condition.

Program Scan

The sequential process by which a programmable logic controller (PLC) checks its inputs, executes its programmed logic, and updates its outputs.

Processor

The central component of a computer or control system that executes instructions, processes data, and manages tasks and operations.