The Essential Needs for Plant Survival

The video discusses the essential needs of plants for survival, including water, light, air, nutrients, and space. It highlights the importance of plants to all life on Earth and explains how different environments affect plant growth. The video emphasizes the balance required in providing water and light, the role of air in photosynthesis, the necessity of nutrients for healthy growth, and the importance of space for root and leaf expansion.

Why are plants considered crucial for human survival?

• They provide us with oxygen, food, and shelter.

• They are a source of entertainment.

• They help in building roads.

• They are used for making plastics.

What is a common factor among plants that grow in different environments?

• They all grow at the same speed.

• They all require basic needs like water, light, air, nutrients, and space.

• They all need to be planted by humans.

• They all need the same amount of water.

What happens to plants if they receive too much water?

• They produce more flowers.

• Their roots may drown and rot.

• They become more colorful.

• They grow faster.

How do plants produce their own food?

• By using sunlight to perform photosynthesis.

• By absorbing nutrients from the soil.

• By absorbing water through their leaves.

• By consuming insects.

What role does air play in the life of a plant?

• It provides carbon dioxide for photosynthesis.

• It keeps them warm.

• It helps them to change color.

• It helps them to fly.

How do plants contribute to the air we breathe?

• They increase humidity.

• They filter out pollutants.

• They convert carbon dioxide into oxygen.

• They absorb oxygen and release carbon dioxide.

What is the primary source of energy for plants to make their own food?

• Water

• Sunlight

• Soil

• Wind

Why are nutrients important for plants?

• They make plants taste better.

• They allow plants to grow healthy and strong.

• They help plants to change color.

• They help plants to move.

What is the consequence of plants being too crowded?

• They produce more seeds.

• They become more resistant to diseases.

• They grow taller.

• They compete for resources and may not thrive.

Which of the following is NOT a basic need of plants?

• Light

• Music

• Water

• Nutrients