1. C. Composed if (of) atoms is the correct answer
The characteristics of life are outlined to distinguish between the living thing and non-living thing. They are said to be traits or qualities, and are listed below:
- Adaptation through evolution
- Metabolism
- Homeostasis
2. A. It must be able to replicate DNA
Explanation:
The reproduction and development of DNA can be used to determine the existence of a living organism.
3. D. The correct sequence of levels within the hierarchy of life is organ – organ system – organism.
Explanation:
The hierarchy of life is a based on the biosphere, and starts with the simplest units which are arranged based on their complex nature of each level. Researchers make use of this arrangement for further studies and advancement.
The living components of the hierarchy of life are structured below:
4. C. The correct answer from the available options is living things respond to stimuli in the environment
Explanation:
An automatic door installed at a supermarket can be said to be a living thing because it could respond to stimuli in the environment. It can automatically open and close itself when it is been approached by living organisms.
5. B. Population is the correct answer.
Explanation:
Population is the grouping of all organisms of a single species into one small area. See question 3 for arrangement of the hierarchy of life.
KEYWORDS:
- living thing
- non-living thing
- dna
- population
- organism
