Class 6 Science - ODISHA

Diversity in the Living World

The chapter 'Diversity in the Living World' introduces Class 6 Odisha Board (BSE) students to the amazing variety of plants and animals around us. Students learn about different habitats, adaptations that help living beings survive in specific environments, and the basic characteristics that separate living things from non-living things. This chapter forms the foundation of biology in middle school. It is very important for the BSE Odisha exams, as questions frequently test students' understanding of habitats like terrestrial and aquatic ecosystems, as well as definitions of biotic and abiotic components.

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Key Concepts

Living vs Non-living Things

Living things breathe, grow, eat, move, reproduce, and feel changes, whereas non-living things do not possess these life processes.

Habitat

The natural home or environment where a plant or animal naturally lives and grows, providing food, water, and shelter.

Terrestrial Habitats

Land-based environments where plants and animals live, such as forests, deserts, grasslands, and mountains.

Aquatic Habitats

Water-based environments including oceans, rivers, ponds, and lakes where aquatic organisms like fish and lotus thrive.

Adaptation

Special features, body structures, or habits that help plants and animals survive in their specific surroundings.

Important Formulas

Habitat = Home + Food + Water + Shelter for an organism
Living Organism = Growth + Respiration + Nutrition + Reproduction + Movement
Environment = Biotic Components (Living) + Abiotic Components (Non-living)

Board Exam Info

In the Odisha (BSE) Class 6 Science examinations, this chapter typically carries around 4 to 6 marks. Common question types include short answer questions defining habitats and adaptations, fill-in-the-blanks about biotic and abiotic factors, and differentiation questions between living and non-living things or terrestrial and aquatic plants.

Frequently Asked Questions

What is the difference between biotic and abiotic components?

Biotic components are all the living things in an ecosystem (like plants, animals, and microorganisms), while abiotic components are the non-living physical factors (like sunlight, air, water, and soil).

How do cactus plants survive in the desert?

Cactus plants have modified leaves into spines to reduce water loss through transpiration, and their stems are thick and fleshy to store water.

Why are adaptations important for animals?

Adaptations help animals survive harsh weather conditions, escape from predators, and find food easily in their natural habitats.

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