What are the three key criteria that define a resource?

Technological accessibility, economic feasibility, and cultural acceptability.

Explain the relationship between nature, technology, and institutions in the context of resource transformation.

Nature, technology, and institutions are interconnected.

• People use technology to interact.

• Institutions encourage economic growth.

• Natural materials become usable resources.

Classify resources based on their origin and provide examples of each type.

Resources are classified by origin.

• Biotic resources include flora and fauna.

• Fisheries are examples of biotic resources.

• Abiotic resources include rocks and metals.

Distinguish between renewable and non-renewable resources with examples.

Renewable resources are sustainable.

• Solar energy is renewable.

• Fossil fuels are non-renewable.

• Forests can regenerate over time.

What are potential resources, and how do they differ from developed resources?

Potential resources differ from developed ones.

• Potential resources exist but unused.

• Developed resources are assessed fully.

• Utilization readiness distinguishes them.

Why is sustainable economic development essential for resource management?

Sustainable development balances current and future needs.

• Preserves resources for future use.

• Promotes environmental health and stability.

• Supports economic growth without depletion.

What was the main objective of the Rio de Janeiro Earth Summit in 1992?

The Rio Summit addressed global challenges.

• Promoted sustainable development goals.

• Focused on climate change issues.

• Adopted key environmental agreements.

Identify the factors that determine land use patterns in India.

Land use patterns are determined by physical factors such as topography and climate, and human factors like population density and technology.

What is the significance of alluvial soil in agriculture?

Alluvial soil is crucial for farming.

• Rich in essential nutrients.

• Supports diverse crop growth.

• Enhances agricultural productivity.

Black soil is particularly known for its suitability in which type of agriculture?

Black soil is especially suitable for cotton cultivation due to its moisture-retaining properties and nutrient content.

What causes land degradation, and what are its main consequences?

Land degradation impacts ecosystems significantly.

• Caused by deforestation and overgrazing.

• Leads to reduced soil fertility.

• Results in ecological imbalance.

Fill in the blank: The process of losing soil cover and having it washed away is known as ___.

Soil erosion.

Which soil type is characterized by high salt levels and is found in dry climates?

Arid soil.

True or False: Non-renewable resources can be recycled.

True, non-renewable resources like metals can be recycled, but others like fossil fuels cannot.

What are the main types of soil erosion and how do they differ?

Types of soil erosion vary significantly.

• Gully erosion forms deep channels.

• Sheet erosion removes topsoil uniformly.

• Wind erosion strips soil layer away.

Riddle: I am found under the ground, forming slowly over time, essential for plants to thrive, yet I can be lost to the elements. What am I?

Soil.

What is the impact of excessive irrigation on soil health?

Excessive irrigation can lead to waterlogging, increasing salinity and alkalinity in the soil, making it less fertile.

Identify the major factors responsible for soil formation.

Relief, parent rock, climate, vegetation, and time.

How does contour ploughing help in soil conservation?

Contour ploughing reduces soil erosion by following the contours of the land, slowing down water runoff and minimizing erosion.

What is the role of forests in maintaining ecological balance?

Forests provide habitat for wildlife, help regulate the climate, prevent soil erosion, and contribute to the water cycle.

Fill in the blank: The area of land that is sown with crops and harvested is referred to as ___ area.

Net sown.

Explain how resource planning can address regional disparities in resource availability.

Resource planning identifies and maps resources across regions, ensuring balanced development by aligning resource use with national goals.

What historical perspective did leaders like Gandhiji have on resource conservation?

Gandhiji emphasized that resources should be used sustainably to meet everyone's needs without encouraging greed.

Identify the two types of alluvial soil and describe their characteristics.

Two types of alluvial soil exist.

• Old alluvial soil is coarser.

• New alluvial soil is finer.

• Khadar is more fertile.