Biology Chapter 34: Characteristics of Echinoderms

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What is a characteristic of cartilaginous fishes?

A vertebral column of bone

A skeletal system made of calcium

A close circulatory system

Paired appendages (correct)

What is the main function of the lateral line system in sharks and bony fishes?

To produce sound waves

To detect changes in pressure waves (correct)

To detect changes in water chemistry

To regulate body temperature

Which group of fishes has fins stiffened with bony parallel rays?

Lobe-finned fishes

Jawless fishes

Cartilaginous fishes

Ray-finned fishes (correct)

What is a characteristic that distinguishes amphibians from other animals?

Cutaneous respiration Signup and view all the answers

Which group of reptiles has turtles and tortoises as members?

Chelonia Signup and view all the answers

What is the main function of the amnion in the amniotic egg?

To encase the embryo in a fluid-filled cavity Signup and view all the answers

What characteristic do modern reptiles and birds have in common?

Internal fertilization Signup and view all the answers

What is the main function of feathers in birds?

To provide lift in gliding or flight Signup and view all the answers

What is a characteristic that distinguishes mammals from other animals?

Hair and mammary glands Signup and view all the answers

What is the main function of the placenta in placental mammals?

To nourish the embryo in the uterus Signup and view all the answers

What is a characteristic of echinoderm development?

Deuterostome development Signup and view all the answers

What is the function of the water-vascular system in echinoderms?

Aids in movement, feeding, circulation, respiration, and excretion Signup and view all the answers

What is the shape of the larvae of echinoderms?

Bilateral Signup and view all the answers

Which of the following is NOT a characteristic of chordates?

Pentameral symmetry Signup and view all the answers

What is the main difference between tunicates and lancelets?

Tunicates have a sessile and bag-like adult form, while lancelets have a distinct head Signup and view all the answers

What is the significance of the evolution of a hinged jaw in fish?

It was a major advance in the evolution of vertebrates Signup and view all the answers

What is the main characteristic of vertebrate chordates?

The presence of vertebrae and a distinct head Signup and view all the answers

What is the function of the vertebral column in vertebrates?

It protects the dorsal nerve cord Signup and view all the answers

What is the main difference between vertebrates and nonvertebrate chordates?

The presence of vertebrae and a distinct head Signup and view all the answers

What is the result of the changes that allowed fish to move into the terrestrial environment?

The evolution of amphibians, reptiles, birds, and mammals Signup and view all the answers

What is the primary function of mammary glands in female mammals?

Secretion of milk for nourishment Signup and view all the answers

What is the distinguishing characteristic of flying mammals?

Possession of a leathery skin and muscle membrane Signup and view all the answers

What is the primary function of the placenta in most mammals?

Bringinging fetal and maternal blood into close contact Signup and view all the answers

Which group of mammals is characterized by the laying of shelled eggs?

Prototheria Signup and view all the answers

What is a characteristic feature of primates?

Grasping fingers and binocular vision Signup and view all the answers

What is a common feature of early Homo species?

Larger body and brain size Signup and view all the answers

What is the term for species more closely related to humans than to chimpanzees?

Hominins Signup and view all the answers

What is the primary function of hair in mammals?

Insulation, camouflage, and sensory structure Signup and view all the answers

What is the genus to which humans, chimpanzees, gorillas, and orangutans belong?

Hominidae Signup and view all the answers

What is a characteristic feature of Australopithecines?

Upright posture and bipedal locomotion Signup and view all the answers

What is the primary function of mammary glands in female mammals?

Secretion of milk for nourishment Signup and view all the answers

What is the distinctive characteristic of the heart in mammals?

4-chambered heart Signup and view all the answers

What is the unique adaptation of bats that enables them to navigate in the dark?

Echolocation Signup and view all the answers

What is the term for the group of species that are more closely related to humans than to chimpanzees?

Hominins Signup and view all the answers

What is the characteristic of human species that sets them apart from other animals?

Conceptual thought and symbolic language Signup and view all the answers

What is the primary function of the placenta in placental mammals?

Bringinging fetal and maternal blood into close contact Signup and view all the answers

What is the characteristic of primates that enables them to grasp and climb?

Grasping fingers Signup and view all the answers

What is the group of mammals that lay shelled eggs?

Prototheria Signup and view all the answers

What is the characteristic of the wing of bats?

A leathery skin and muscle membrane Signup and view all the answers

What is the genus that includes humans, chimpanzees, gorillas, and orangutans?

Hominidae Signup and view all the answers

What is the primary function of the lateral line system in sharks and bony fishes?

To detect changes in pressure waves Signup and view all the answers

Which group of fishes is characterized by having a vertebral column made of cartilage?

Cartilaginous fishes Signup and view all the answers

What is the primary function of the chorion in the amniotic egg?

To allow gas exchange Signup and view all the answers

Which characteristic do modern reptiles and birds have in common?

Ectothermic regulation of body temperature Signup and view all the answers

What is the primary function of feathers in birds?

To provide lift and conserve heat Signup and view all the answers

What is the distinguishing characteristic of mammals?

The presence of hair and mammary glands Signup and view all the answers

Which group of mammals is characterized by the production of a placenta in the uterus?

Placental mammals Signup and view all the answers

What is the primary function of the yolk sac in the amniotic egg?

To provide food to the embryo Signup and view all the answers

Which characteristic do amphibians and reptiles have in common?

The presence of a vertebral column Signup and view all the answers

What is the primary function of the allantois in the amniotic egg?

To contain excreted wastes from the embryo Signup and view all the answers

What is a characteristic of echinoderm larvae?

Bilateral symmetry Signup and view all the answers

Which of the following features is common to all chordates?

Pharyngeal slits or pouches Signup and view all the answers

What is a key difference between vertebrate and nonvertebrate chordates?

Vertebrae Signup and view all the answers

What is a characteristic of tunicates?

Have a swimming larval form Signup and view all the answers

What is a significant change that allowed fish to move into the terrestrial environment?

Evolution of a hinged jaw Signup and view all the answers

What is a characteristic of echinoderms?

All of the above Signup and view all the answers

What is a characteristic of vertebrate chordates?

Vertebrae Signup and view all the answers

What is the function of the vertebral column in vertebrates?

Protection of the dorsal nerve cord Signup and view all the answers

What is a characteristic of lancelets?

Retain chordate features throughout life Signup and view all the answers

What is a characteristic of sea stars, sea lilies, urchins, sand dollars, sea cucumbers, and brittle stars?

All of the above Signup and view all the answers

Biology Chapter 34: Characteristics of Echinoderms

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Questions and Answers

What is a characteristic of cartilaginous fishes?

What is the main function of the lateral line system in sharks and bony fishes?

Which group of fishes has fins stiffened with bony parallel rays?

What is a characteristic that distinguishes amphibians from other animals?

Which group of reptiles has turtles and tortoises as members?

What is the main function of the amnion in the amniotic egg?

What characteristic do modern reptiles and birds have in common?

What is the main function of feathers in birds?

What is a characteristic that distinguishes mammals from other animals?

What is the main function of the placenta in placental mammals?

What is a characteristic of echinoderm development?

What is the function of the water-vascular system in echinoderms?

What is the shape of the larvae of echinoderms?

Which of the following is NOT a characteristic of chordates?

What is the main difference between tunicates and lancelets?

What is the significance of the evolution of a hinged jaw in fish?

What is the main characteristic of vertebrate chordates?

What is the function of the vertebral column in vertebrates?

What is the main difference between vertebrates and nonvertebrate chordates?

What is the result of the changes that allowed fish to move into the terrestrial environment?

What is the primary function of mammary glands in female mammals?

What is the distinguishing characteristic of flying mammals?

What is the primary function of the placenta in most mammals?

Which group of mammals is characterized by the laying of shelled eggs?

What is a characteristic feature of primates?

What is a common feature of early Homo species?

What is the term for species more closely related to humans than to chimpanzees?

What is the primary function of hair in mammals?

What is the genus to which humans, chimpanzees, gorillas, and orangutans belong?

What is a characteristic feature of Australopithecines?

What is the primary function of mammary glands in female mammals?

What is the distinctive characteristic of the heart in mammals?

What is the unique adaptation of bats that enables them to navigate in the dark?

What is the term for the group of species that are more closely related to humans than to chimpanzees?

What is the characteristic of human species that sets them apart from other animals?

What is the primary function of the placenta in placental mammals?

What is the characteristic of primates that enables them to grasp and climb?

What is the group of mammals that lay shelled eggs?

What is the characteristic of the wing of bats?

What is the genus that includes humans, chimpanzees, gorillas, and orangutans?

What is the primary function of the lateral line system in sharks and bony fishes?

Which group of fishes is characterized by having a vertebral column made of cartilage?

What is the primary function of the chorion in the amniotic egg?

Which characteristic do modern reptiles and birds have in common?

What is the primary function of feathers in birds?

What is the distinguishing characteristic of mammals?

Which group of mammals is characterized by the production of a placenta in the uterus?

What is the primary function of the yolk sac in the amniotic egg?

Which characteristic do amphibians and reptiles have in common?

What is the primary function of the allantois in the amniotic egg?

What is a characteristic of echinoderm larvae?

Which of the following features is common to all chordates?

What is a key difference between vertebrate and nonvertebrate chordates?

What is a characteristic of tunicates?

What is a significant change that allowed fish to move into the terrestrial environment?

What is a characteristic of echinoderms?

What is a characteristic of vertebrate chordates?

What is the function of the vertebral column in vertebrates?

What is a characteristic of lancelets?

What is a characteristic of sea stars, sea lilies, urchins, sand dollars, sea cucumbers, and brittle stars?

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