Basic Needs Practice

A camel can go a week or more without water. It can survive a 40 percent weight loss and then drink up to 32 gallons (145 liters) of water in one drinking session.

• Food

• Water

• Shelter

• Homeostasis

Camels have tough but flexible lips that can break off and eat vegetation such as thorns or salty plants; they even eat fish.

• Food

• Water

• Shelter

• Homeostasis

Camels have the ability to keep their brains from overheating by sending blood to their nasal cavity to be cooled before the blood reaches their brain.

• Food

• Water

• Shelter

• Homeostasis

Camels live in extreme desert environments.

• Food

• Water

• Shelter

• Homeostasis

In hot temperatures, up to 120°F, camels must find a way to cool down. Since it is  very unlikely to find a shade tree, camels remain standing. This allows the breeze to cool their body.

• Food

• Water

• Shelter

• Homeostasis

Plants use sunlight, water, and carbon dioxide to produce glucose and oxygen in the process of photosynthesis.

• Food

• Water

• Shelter

• Homeostasis

Some rainforest plants live in the understory where it is darker, less wind, and more humid.

• Food

• Water

• Shelter

• Homeostasis

Plant leaves have openings called stomata. They open to allow carbon dioxide in and close to limit water loss.

• Food

• Water

• Shelter

• Homeostasis

Most plants have roots that allow them to absorb this basic need.

• Food

• Water

• Shelter

• Homeostasis

Desert plants have reduced leaf size which reduces water loss.

• Food

• Water

• Shelter

• Homeostasis