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Bio > Echinodermata > Flashcards

Echinodermata Flashcards

1
Q

Explain the name of echinodermata

A

They have an endoskeleton of calcareous ossicles

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2
Q

Body figure in echinodermata

A

Spiny bodied

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3
Q

Habitat+ body classification of echinodermata

A

All marine
Organ system, triploblastic coelomates

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4
Q

Symmetry of echinodermata
Adult
Larva

A

Radial
Bilateral

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5
Q

Digestive system in echinodermata

A

Complete w
Mouth on lower side (ventral)
Anus on upper side (dorsal)

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6
Q

Distinctive feature of echinodermata

A

Water vascular system

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7
Q

Functions of water vascular system

A

Locomotion
Capture and transport of food
Respiration

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8
Q

Excretory system in echinodermata

A

Absent

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9
Q

Reproduction in echinodermata

A

Dioecious sexual

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10
Q

Fertilization in echinodermata

A

External

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11
Q

Development in echinodermata

A

Indirect w free swimming larva

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12
Q

Asterias

A

Star fish

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13
Q

Echinus

A

Sea urchin

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14
Q

Antedon

A

Sea lily
Echinodermata

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15
Q

Cucumaria

A

Sea cucumber
Echinodermata

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16
Q

Ophiura

A

Brittle star

Bio (14 decks)

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