Plant Processes and Nutrient Functions

The video introduces the chapter on photosynthesis and respiration in plants for class six. It covers the importance of plants in the food chain, the structure and growth of seeds, and the detailed process of photosynthesis. The video explains how plants make food using carbon, hydrogen, and oxygen, and describes the formation of compounds like carbohydrates. It concludes with an explanation of photosynthesis and respiration processes, highlighting their roles in energy production and plant growth.

What is the primary process by which plants produce their own food?

• Fermentation

• Respiration

• Digestion

• Photosynthesis

What is found inside a seed that helps it grow into a new plant?

• A tiny plant and stored food

• A drop of water

• A tiny animal

• A small rock

Which elements are essential for the process of photosynthesis?

• Phosphorus, Oxygen, and Carbon

• Nitrogen, Oxygen, and Hydrogen

• Carbon, Hydrogen, and Oxygen

• Sulfur, Carbon, and Nitrogen

What are carbohydrates made of?

• Hydrogen, Oxygen, and Nitrogen

• Sulfur, Carbon, and Hydrogen

• Carbon, Nitrogen, and Oxygen

• Carbon, Hydrogen, and Oxygen

Which of the following is a compound formed by simple elements joining together?

• Water

• Carbon

• Oxygen

• Carbohydrate

What are sugar and starch classified as?

• Carbohydrates

• Minerals

• Proteins

• Fats

During photosynthesis, what is the role of chlorophyll?

• Absorb water

• Capture sunlight

• Store food

• Release oxygen

What happens to food during the process of respiration?

• It is absorbed

• It is broken down

• It is stored

• It is created

Which process is responsible for the movement of water and food in plants?

• Photosynthesis

• Respiration

• Fermentation

• Transport

What is the significance of energy produced during respiration?

• It is used to produce seeds

• It is used for plant growth and maintenance

• It is stored in the roots

• It is released into the air