Introduction to the Animal Kingdom

Which organism demonstrates bilateral symmetry?

Animal's abilty to move from place to place is called ___________

Animals that form their mouth first and anus second.

When eggs develop without fertilization.

Animals that produce both sperm and egg are called __________

An animal that does not have a fluid-filled body cavity.

An animal with a fluid-filled cavity between the gut and the outside of the body wall.

The inner layer of cells in the gastrula.

A body plan that tends to concentrate nervous tissue and sensory organs at the anterior end of the animal.

True or False. An endoskeleton grows with the animal.

Animals have 2 sets of chromosomes. This is called ___________

When the parent breaks into pieces, and each piece can develop into an adult animal.

An animal with a fluid-filled cavity that forms between the mesoderm and the endoderm.

A __________ is a fertilized egg.

The outer layer of cells in the gastrula.

Animals that are sessile, aquatic, filter-feeders.

Which of the following is NOT a characteristic of organisms in the Animal Kingdom?

True or False. The majority of animal species are invertebrates.

__________ occurs when the sperm and egg combine inside the animal's body.

Animals that form their anus first and mouth second.

Animals with both an endoskelton and a backbone are ____________

Which of the following is NOT a characteristic of an animal in the Class Vertebrata?

True or False. Sessile organisms usually live in water.

When an invertebrate sheds its exoskeleton and gows a new one, this is called ___________

Which animal demonstrates radial symmetry?

Animals that have bilateral symmetry and are pseudocoelomates.

Animals that have a true body cavity and jointed appendages.

When a new organism can grow from a lost body part.

The layer of cells between the endoderm and ectoderm in the gastrula.

Animals must consume other organisms for energy. This makes them _____________

When the offspring develops as a growth on the parent's body.

_________________ means that a parent produces offspring that are generally identical to itself.

What do birds, frogs, fish, elephants and sharks all have in common?

Animals that have a post-anal tail and a dorsal hollow nerve cord.

Which organism is asymmetrical?