2007-02-04 07:17:52 · 15 answers · asked by sayifkhan 1 in Science & Mathematics ➔ Biology
There are actually 5:
1. Oxygen
2. Warmth or proper temperature
3. Nutrients
4. Water
5. Atmospheric pressure
2007-02-04 07:40:51 · answer #1 · answered by Niotulove 6 · 0⤊ 0⤋
There are few more than four.
1. Water
2. Food
3. Reproduction
4. Proper temp and atmospheric pressure
5. Oxygen
6. Sunlight
7. Shelter
2007-02-04 11:56:03 · answer #2 · answered by broken_angel_in_texas 2 · 0⤊ 0⤋
I didn't know the answer to this. This is what I came up with after 10 seconds' thought:
Air, water, food, and the means of reproduction.
2007-02-07 00:09:04 · answer #3 · answered by Anonymous · 0⤊ 0⤋
Shelter, Food, Warmth and safety
2007-02-04 07:21:07 · answer #4 · answered by Anonymous · 0⤊ 0⤋
For a single person: atmosphere with oxygen; proper temperature; water; nutrients.
For human population also sexual activity.
2007-02-04 08:34:43 · answer #5 · answered by silberstein_9 3 · 0⤊ 0⤋
water,food air,sex(repodution) is 4 that the human race can not live with out for any amount of time to keep mankind we need them all
2007-02-04 07:23:56 · answer #6 · answered by chickenbutt 3 · 0⤊ 0⤋
For a Welsh woman
Lager
crisps
chips
someone to nag
For a Welsh man
Beer
Crisps
Chips
Someone to be nagged by
2007-02-07 10:09:00 · answer #7 · answered by Anonymous · 0⤊ 0⤋
Food, water,oxygen and the ability to reproduce
2007-02-04 08:18:24 · answer #8 · answered by Anonymous · 0⤊ 0⤋
air, water, nutrients, light
Nobody else said light, so far. You didn't say human life, but these things are also needed for plant life.
We don't "need" clothing.
.
2007-02-04 07:33:40 · answer #9 · answered by OhWhatCanIDo 4 · 0⤊ 0⤋
I am no good at science so I'll hazard a guess - water, air, food, heat.
2007-02-04 07:27:14 · answer #10 · answered by marcoporres 4 · 0⤊ 0⤋