The _______ of a Sea Star, a Type of Echinoderm

question 206

Multiple Choice

The _______ of a sea star, a type of echinoderm, is on the upper surface of the animal.When a sea star is resting on the sea floor, its _______ faces the sea floor.

• A) mouth; anus
• B) mouth; tube canal
• C) anus; mouth
• D) anus; tube canal
• E) tube canal; anus

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Definitions:

Social Mobility

The movement of individuals, families, or groups through a system of social hierarchy or stratification.

Caste System

A form of social stratification characterized by hereditary status, fixed and lifelong occupation, and social hierarchy, often associated with traditional societies.

Social Structure

The organized patterns of social relationships and social institutions that together compose society, shaping behavior and social interactions.

Gender Equality

The state of equal access to resources and opportunities regardless of gender, including economic participation and decision-making, and the state of valuing different behaviors, aspirations and needs equally, irrespective of gender.