Chapter 24, Problem 7A

Summary Introduction

To write:The animals are different from plants

Introduction:All animal cells, excluding sponges, are divided into structural and functional units which are called tissue. Tissue is a collection of cells specialized in performing a particular purpose.

Explanation of Solution

Plants have the ability to produce their food by means of sun, water, and soil, along with the help of the green pigment known as chlorophyll present in all green plants. Plants possess cell wall. Animals are called for their well-developed organ, and it's a nervous, sexual, digestive, respiratory, etc. organ system. Animals are often found highly vulnerable to any stimuli. But animals do not possess cell wall.

Conclusion

Thus, it concludes that it is easy to distinguish between plants and animals because there are other characteristics that make them distinct in themselves.