Characteristics of Animals Quiz

What characteristic do all animals share?

• They are unicellular

• They are autotrophs

• They are multicellular and made of eukaryotic cells

• They can produce their own food

What does it mean for an animal to be a heterotroph?

• It makes its own food

• It cannot make its own food and must consume it

• It produces energy through photosynthesis

• It uses energy from the sun to grow

Which of the following is true about most animals?

• They are immobile throughout their life cycle

• They are heterotrophs

• They are autotrophs

• They have no nervous system

What is radial symmetry?

• The body can be divided into two similar halves

• The body can be divided into multiple similar portions

• The body has no symmetry

• The right and left halves are asymmetrical

Which type of symmetry do humans have?

• Radial symmetry

• Bilateral symmetry

• Asymmetry

• No symmetry

What is cephalization?

• The development of organs in the legs

• The concentration of the nervous system in a head region

• The lack of a nervous system

• The development of muscles throughout the body

What is an advantage of cephalization?

• It helps with digestion

• It allows for better coordination of sensing and feeding

• It leads to slower movement

• It increases body size

In which group of animals does the first embryonic opening (blastopore) develop into the mouth?

• Deuterostomes

• Triploblastic animals

• Protostomes

• Diploblastic animals

Tags

NGSS.MS-LS4-3

What does the term 'triploblastic' refer to in animals?

• Animals with only two germ layers

• Animals that have three germ layers

• Animals with no mesoderm

• Animals that do not have a coelom

What is a coelom?

• A type of nerve cell

• A body cavity derived from the mesoderm

• A layer of skin in animals

• A digestive system in animals