Animals Including Humans：练习题

Which of these is a basic need for all animals, including humans, to stay alive?

Which group of animals are humans classified as?

Which of the following is a shared characteristic of all birds and mammals?

Which part of the human body is used for the sense of hearing?

As humans grow from babies to adults, which of these changes usually happens?

What are the basic needs of an animal to stay alive?

A scientist finds a mysterious object that does not eat or move on its own but grows larger over time when placed in water. Is this object definitely an animal? Why or why not?

Name one body part that humans use to sense the world around them and the sense it is used for.

Animals can be grouped by what they eat.
a) What do we call animals that only eat plants?
b) What do we call animals that only eat meat?
c) Give one example of an animal that eats both plants and meat.

Different animals belong to different groups.
a) What group of animals has scales and breathes underwater using gills?
b) What group of animals has feathers and lays eggs?
c) How are amphibians different from reptiles in terms of where they lay their eggs?