¿Qué necesitan los seres vivos?: aire

The video explores the concept of air, its invisibility, and its essential role in life. It discusses the composition of air, highlighting gases like oxygen and carbon dioxide. The importance of oxygen for survival is explained, covering how humans and animals obtain it. The video also describes how aquatic life gets oxygen from water. Finally, it emphasizes the role of carbon dioxide in plant life and food production, underscoring air's significance for all living beings.

What is the invisible element between the treetops and the moon that is crucial for life?

• Air

• Sound

• Water

• Light

Which gas in the air is essential for human survival?

• Helium

• Carbon Dioxide

• Oxygen

• Nitrogen

How do fish obtain the oxygen they need to survive?

• Through their skin

• Through their gills

• By absorbing it through scales

• By swallowing air bubbles

What gas do plants require from the air to produce their food?

• Hydrogen

• Nitrogen

• Carbon Dioxide

• Oxygen

Why is air important for all living beings?

• It is a source of food

• It provides light

• It helps in communication

• It contains essential gases like oxygen and carbon dioxide