Classifying Animals Quiz

The video tutorial introduces key concepts in animal biology, including the inability of animals to produce their own food, the absence of a backbone in certain species, and the classification methods used by taxonomists. It covers examples of phyla such as sponges, earthworms, clams, and snails, and discusses the characteristics of echinoderms and arthropods. The tutorial concludes with a discussion on species diversity and the warm-blooded nature of birds and mammals.

Which of the following is a characteristic of animals that cannot produce their own food?

• They rely on external sources for nutrition.

• They produce glucose internally.

• They have chlorophyll.

• They can photosynthesize.

What is a common feature of animals that do not possess a backbone?

• They have a bony skeleton.

• They are vertebrates.

• They have a spinal cord.

• They are invertebrates.

What is the role of taxonomists in the study of animals?

• They create new animal species.

• They classify animals into different categories.

• They study animal behavior.

• They focus on animal habitats.

Which phylum do clams and snails belong to?

• Echinodermata

• Chordata

• Mollusca

• Arthropoda

What distinguishes birds and mammals from other types of animals?

• They are cold-blooded.

• They have scales.

• They lay eggs.

• They are warm-blooded.