Which Statement Is NOT True About Echinoderms

question 26

Multiple Choice

Which statement is NOT true about echinoderms?

• A)The exoskeleton is made of spiny plates.
• B)Gas exchange occurs through skin gills and tube feet.
• C)Larvae are free-swimming and bilaterally symmetrical.
• D)A water vascular system allows the tube feet to produce suction.
• E)Symmetry is radial in the adult,usually with parts in fives or multiples of five.

Understand the principles of test validity and reliability in the context of intelligence assessment.

Assess the predictive value of IQ scores on academic, job, and life outcomes.

Recognize the contributions of early-intervention programs for disadvantaged children on intelligence.

Discover the role of neural efficiency and brain size in intelligence.

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