Animal Classification

The video explores the animal kingdom, highlighting over 7.5 million species divided into more than 30 phyla, with a focus on the five main phyla: arthropods, annelids, molluscs, nematodes, and Chordata. It distinguishes between vertebrates and invertebrates, detailing the five main vertebrate classes: fish, birds, amphibians, mammals, and reptiles. The video also delves into the characteristics of these classes and the diversity within arthropods, emphasizing the importance of acronyms for memorization.

Which of the following is NOT one of the five main animal phyla?

• Arthropods

• Molluscs

• Annelids

• Echinoderms

What is the main characteristic that distinguishes vertebrates from invertebrates?

• Living in water

• Ability to fly

• Having jointed legs

• Presence of a backbone

Which class of vertebrates is known for having fur or hair and feeding their young with milk?

• Reptiles

• Birds

• Amphibians

• Mammals

What is a key feature of arthropods?

• Warm-blooded

• Soft body

• Exoskeleton and jointed legs

• Ability to fly

Which of the following is a class of arthropods?

• Amphibians

• Fish

• Mammals

• Insects