What are life processes, and why are they important?

Life processes are the essential activities that maintain an organism's life, ensuring its survival, growth, and ability to interact with the environment.

Why is molecular movement necessary for life?

Molecular movement drives vital processes like nutrient transport, chemical reactions, and maintaining the organized structure of living beings.

What's the key difference between autotrophic and heterotrophic nutrition?

Autotrophs make their own food, while heterotrophs obtain energy by consuming other organisms.

How does the human digestive system work?

The human digestive system breaks down food mechanically and chemically, absorbs nutrients, and eliminates waste through a series of organs and processes.

What is the role of ATP in cells?

ATP is the energy currency of cells, storing and providing energy for various cellular activities.

How do plants and animals breathe?

Plants exchange gases through stomata and lenticels, while animals use specialized organs like lungs or gills.

Why is double circulation important in birds and mammals?

Double circulation separates oxygenated and deoxygenated blood, enabling efficient oxygen delivery and high energy levels.

How do plants transport substances?

Xylem carries water and minerals, while phloem transports food. Transpiration and root pressure drive water movement.

What is the function of the kidneys?

Kidneys filter blood, remove waste, and maintain fluid and electrolyte balance.

How do plants get rid of waste?

Plants store waste in vacuoles and leaves, release it through transpiration, or excrete some substances into the soil.

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CAIIB MCQ

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Life Processes Class 10 MCQs

Life Processes Class 10 MCQs

By top100mcq.com / September 29, 2024

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