Sponges Feed Differently Than Comb Jellies Because a Sponge Feeds

question 18

Multiple Choice

Sponges feed differently than comb jellies because a sponge feeds by

• A)acting as a net in a current that sweeps food particles into its central cavity and digests them externally.
• B)squeezing the spongocoel cavity and sucking debris in and out through the osculum.
• C)the beating of collar cells' flagellae,which form a current; the current brings food particles which are engulfed and digested by collar cells.
• D)the beating collar cells form a current from osculum to pores; the food is engulfed by amoebocytes in the central cavity of the sponge.

Understand the concept of payback period and its limitations as a project evaluation method.

Comprehend how resource constraints influence project selection based on NPV.

Grasp the basics of the Accounting Rate of Return (ARR) and its application in project evaluation.

Apply different capital budgeting techniques to evaluate and compare mutually exclusive projects.

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Definitions:

Externality

A consequence of an industrial or commercial activity that affects other parties without this being reflected in market prices.

Uncompensated Impact

Uncompensated impact refers to effects borne by parties who are not directly involved in a transaction or activity and are not compensated for their losses.

Well-Being

The state of being comfortable, healthy, or happy, often considered in a broad perspective including physical, psychological, and social aspects.

Externalities

Externalities are effects of a transaction that are experienced by someone who is not directly involved in the transaction, either positively (positive externalities) or negatively (negative externalities).