Chapter 1: Exploring Life and Science

Question 1

List and describe the 6 characteristics of life

Answer 1

1. Life requires material and energy.
2. Life maintains homeostasis
3. Life grows and develops
4. Life responds
5. Life reproduces and develops
6. All living things are made of one or more cells

Question 2

How is life organized? Biological organization in order.

Answer 2

Atoms, molecules, cells, tissues, organs, organ systems, organisms, species, population, community, ecosystem.

Question 3

Three Domains of life. And which domains are prokaryotic and which domains are eukaryotic?

Answer 3

1. Bacteria-prokaryotic
2. Archaea-prokaryotic
3. Eukarya-eukaryotic

Question 4

Characteristics of a prokaryotic cell and eukaryotic cell.

Answer 4

Prokaryotic- Single celled, lacks a nucleus.

Eukaryotic- Multi-cellular, contains a nucleus.

Question 5

What are the 4 kingdoms within the domain Eukarya?

Answer 5

1. Plants (plantae)
2. Fungi (fungus)
3. Animals (Animalia)
4. Protists (Protiste)

Question 6

Name and describe the steps of the scientific method

Answer 6

Observation
Hypothesis
Inductive reasoning- when someone uses creative thinking to combine facts
Experiment
Conclusion

Question 7

Theory, principle, or law=

Answer 7

Well proven, multiple conclusions in support of

Question 8

Three challenges being faced in science today:

Answer 8

1. loss of biodiversity
2. emerging and reemerging diseases
3. climate change