CBSE Class 6 Social Science Landforms and Life Worksheet Set 02

Fill in the Blanks

Question. The Ganga plain is often named the ________ plain.
Answer: Gangetic
Explanation: It gets its name from the holy river Ganga that flows straight through it.

Question. A lower area between hills or mountains, often with a stream flowing through it is a _________.
Answer: valley
Explanation: A valley is the cozy low ground sitting between two tall hills.

Question. The ________ is known as the ‘Ceiling of the World.’
Answer: Tibetan Plateau
Explanation: This plateau sits so high up in the clouds that it feels like the world's ceiling.

Question. ________ farming is a style of farming practised in some valleys of mountainous regions.
Answer: Regular
Explanation: Since valley floors are flatter than steep hills, farmers can grow crops there normally.

True or False

Question. Mountains, plateaus and rivers in India have identical kinds of flora and fauna.
Answer: False
Explanation: Different places have different temperatures and rainfall, so they have different animals and plants.

Question. Deserts have special flora and fauna.
Answer: True
Explanation: Desert plants can store water in their stems, and desert critters can stay cool under the sand.

Question. The Ganges River is the Indian title for the Yamuna.
Answer: False
Explanation: The Ganga and the Yamuna are two separate rivers that meet at Prayagraj.

Question. The varied ways in which humans have made all landforms their home is a testimony to our adaptability and resilience.
Answer: True
Explanation: People are clever and can build comfortable lives in warm plains, dry deserts, or chilly mountains.

Question. Sediments are carried all the way to the plains where the rivers drop them, making the soil very rich.
Answer: True
Explanation: Flowing rivers drop soft, muddy soil full of natural plant food along the flat plains.

Questions / Short Question Answers

Question. What occurs to the snow on lower mountains in summer?
Answer: It melts and feeds rivers, providing water for people, irrigation and local ecosystems.
Explanation: When the weather warms up, mountain snow melts into fresh, clean water that flows into rivers for people, plants, and animals to use.

Question. What is terrace agriculture?
Answer: Terrace farming is growing crops on flat steps cut into slopes; it helps to prevent soil erosion and retain water.
Explanation: Farmers cut wide, flat steps into steep hillsides to plant crops so rainwater doesn't wash away all the good soil.

Question. What is the average elevation of the Tibetan Plateau?
Answer: Approximately 4,500 metres above sea level.
Explanation: This plateau sits roughly 4,500 metres high in the sky, where the climate is very chilly and the air is thin.

Question. What defines a floodplain?
Answer: A floodplain is a flat area beside a river formed by deposited sediments; its soil is usually very fertile.
Explanation: When a river overflows, it leaves behind fresh, nutrient-rich mud along its edges, creating a great flat area for plants to grow.

Question. What form of tourism is common in mountainous regions?
Answer: Adventure tourism such as skiing, hiking and mountaineering is common in mountainous regions.
Explanation: Many people travel to the mountains for exciting outdoor activities like climbing peaks, trekking trails, and skiing down snowy slopes.

Question. What are the challenges and opportunities of life connected with each landform?
Answer: The challenges and opportunities of life associated with each landforms are:
1. Mountains: Challenges - mountains areas are more susceptible to natural hazards and disasters, such as avalanches, landslides debris flow and floods from landslide dams. Mountains are very steep and rugged, which can impact daily life agriculture also. Opportunities: Mountains are the store house of natural beauty. Soil is fertile.
2. Plateaus: Challenges - one of the main challenges of plateau is the outgoing erosion of their surface. The erosion can lead to a patchy land-scape which can hinder the development of agriculture and the construction of infrastructure like roads.
3. Plains: Opportunities - the plains are ideal for growing crops of all kinds. Agriculture is a major economic occupation in the landforms. Plains also support a variety of flora and fauna.
Explanation: Mountains have landslides but are great for sightseeing, plateaus have bumpy land but lots of minerals, and plains have flat land perfect for farming and cities.

Question. How are mountains generally described in terms of their physical features?
Answer: Mountains are characterized by a broad base, steep slopes, and a narrow summit, being significantly higher than the surrounding landscape.
Explanation: Mountains have a wide, heavy bottom, slanted steep sides, and a pointed top called a peak or summit.

Question. Imagine you are part of a community living near the Ganga Plain. Describe how the river affects your daily life and activities.
Answer: Living near the Ganga plain, the river is a central part of our daily life and activities. We rely on it for freshwater, which is essential for drinking, cooking, and washing. The fertile soil along the riverbanks allows us to grow a variety of crops, such as rice, wheat, and vegetables, which are our main sources of food and income. Fishing in the river provides an additional food source and livelihood for many families. The river also holds cultural and religious importance; we conduct rituals and celebrate festivals at the riverbanks, believing in its sacredness and purifying qualities. The Ganga is truly the lifeblood of our community, sustaining both our physical and spiritual needs.
Explanation: The river gives people water to wash and drink, fertile banks to grow rice and vegetables, fish to eat, and a holy place to pray and celebrate festivals.

Question. What are mountain forests, and where are they usually found? What are common animals found there?
Answer: Mountain forests are types of forests found in mountainous regions, characterised by coniferous trees like pines and firs. These forests are commonly found in the Himalayas and other high-altitude areas around the world. At higher altitudes only grasses, mosses and lichens are found. Some typical animals found in mountain habitats are: the golden eagle, peregrine falcon, canadian lynx, snow leopard, ibex, Himalayan tahr, mountain hare, yak, grey fox and black bear.
Explanation: Mountain forests are cold wooded areas where pine trees grow and furry animals like snow leopards, yaks, and black bears make their homes.

Question. Explain the importance of plains for human settlement and agriculture.
Answer: The plains are important for human habitation and agriculture because:
• Plains are extensive flat or gently undulating areas, generally not more than 300 meters above sea level.
• Plains are formed by river deposits that create fertile soil ideal for agriculture.
• Floodplains, a type of plain, are created by sediments deposited by rivers originating in mountains.
• Plains are fertile areas that support intensive farming, which is a major economic activity.
• Plains also support diverse flora and fauna, and they have been home to many of the world’s earliest civilisations.
• In India, the Ganga Plain supports over 40 crore people, showcasing its significance for human habitation and agricultural productivity.
Explanation: It is super easy to lay roads, build towns, and grow grain on flat land with rich soil, which is why millions of people choose to live on plains.

Question. What are the challenges and opportunities of life linked with each landform?
Answer: The challenges and opportunities of life associated with each landform are:
1. Mountains: Mountain areas are more susceptible to natural hazards and disasters such as avalanches, landslides, cloudburst and flash floods. Mountains are very steep and rugged, which can impact daily life and agriculture. Opportunities: Mountains are the store house of natural beauty with fertile soil.
2. Plateaus: One of the main challenges of plateau is the outgoing erosion of their surface. This erosion can lead to a patchy landscape which can hinder the development of agriculture and the construction of infrastructure like roads.
3. Plains: The plains are ideal for growing crops of all kinds. Agriculture is a major economic occupation in the landforms. Plains also support a variety of flora and fauna.
Explanation: Each landform offers special gifts like fertile soil or pretty views, but people also have to adapt to problems like steep slopes or rough surfaces.

Question. What is a natural feature on Earth's surface such as a hill, plain, plateau, desert, valley, or island?
Answer: A landform is a natural feature on Earth’s surface such as a mountain, plain, plateau, desert, valley, or island.
Explanation: Landforms are all the different shapes of the ground that Mother Nature created.

Question. How are mountain ranges formed?
Answer: Many mountains form by the movement and collision of tectonic plates which fold and uplift the crust; some form from volcanic activity.
Explanation: When giant pieces of the Earth push into each other, the ground wrinkles upward into the sky.

Question. What is an atoll?
Answer: An atoll is a ring-shaped coral island surrounding a lagoon, formed on subsiding volcanic islands.
Explanation: It is a pretty ring of coral reef with calm ocean water trapped in the middle like a pool.

Question. Clarify what a plain is.
Answer: A plain is a broad, flat, or gently undulating area of lowland, often formed by river deposits or erosion of surrounding highlands.
Explanation: A plain is wide, flat ground where running around and farming is super easy.

Question. Who was Arunima Sinha, and what was her significant accomplishment?
Answer: Arunima Sinha is an Indian mountaineer who, despite losing a leg, became the first female amputee to climb Mount Everest and other highest continental peaks.
Explanation: Arunima Sinha is an inspirational Indian sports star who lost one leg in an accident, but showed great courage and climbed Mount Everest using an artificial leg!

Question. Describe the common vegetation found in montane forests.
Answer: Montane forests typically feature conifer trees such as pines, firs, spruce, and deodar, which are tall, cone-shaped, and have thin, pointed leaves.
Explanation: Trees in mountain forests look like triangle Christmas trees with spiky needles so that falling snow slides off their branches easily without breaking them.

Question. The ancient Tamil tinai classification offers a different viewpoint on landforms. How does it reflect a deep understanding of the environment and human interaction with it?
Answer: The tinai system classified landscapes not just by physical form but linked them to specific flora, fauna, human occupations, and even emotions. This holistic view shows a profound awareness of how different environments shape human life and culture, emphasizing interconnectedness.
Explanation: Thousands of years ago, Tamil poets wisely understood that nature and people are best friends—connecting hills, forests, and beaches to the jobs people do and the feelings they have.

Question. Visit a local river and observe all activities there, whether economic or cultural. Note them down and discuss with your classmates.
Answer: The common economic and cultural activities near rivers are as follows:
(a) Agriculture
(b) Pilgrimages
(c) Sacred celebrations
(d) Industries
Explanation: Rivers are busy places where people pump water to water crops, catch fish, celebrate religious holidays, and make things in factories.

Question. Why are deltas prone to sea-level rise?
Answer: Because they are low-lying and close to the sea, so rising sea levels can inundate and erode them.
Explanation: Deltas sit right at water level, so extra ocean water can easily flood over them.

Question. Why is map knowledge important in studying landforms?
Answer: Map skills help locate landforms, understand spatial relationships, and answer map-based exam questions.
Explanation: Maps show us where mountains, rivers, and oceans are located on our big planet.