Chapter 2- Characteristics Of life Flashcards Preview

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Flashcards in Chapter 2- Characteristics Of life Deck (10):
1

What is an organism?

A living thing

2

What does biodiversity mean?

The variety of living things on earth

3

What is metabolism?

All chemical reactions that take place in living cells

4

What does continuity of life mean?

The ability of an organism to exist from one generation to the next

5

What are the characteristics of life?

Organisation
Nutrition
Excretion
Response
Reproduction

6

What does unicellular mean?

Organisms made up of one cell
Eg. Amoeba

7

What is sexual reproduction?

Male and female cells produced
Offspring are similar but not identical to parents

8

What is asexual reproduction?

No sex cells produced
Offspring are identical to parent

9

What are the chemical elements found in living things?

Carbon, C
Hydrogen, H
Oxygen, O
Nitrogen, N
Phosphorus, P
Sulfur, S

10

What are the trace elements?

Copper, Cu
Zinc, Zn
Iron, Fe