Introduction Flashcards
(6 cards)
1
Q
What is biology?
A
Biology is the study of life.
2
Q
What are the main characteristics of living things?
A
- All living things are made of cells.
- Living things grow and reproduce.
- Living things respond to their environment.
- Living things have a lifespan and eventually die.
3
Q
Name one thing that follows 4 or more characteristics but is not alive.
A
Viruses.
4
Q
What is the longest living organism?
A
Sea sponges.
5
Q
What is the shortest living organism?
A
Mayfly insect.
6
Q
Name two organisms that are now extinct.
A
Saber-toothed tiger and mammoth.