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Test: Natural Vegetation and Wildlife - Class 7 MCQ


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30 Questions MCQ Test - Test: Natural Vegetation and Wildlife

Test: Natural Vegetation and Wildlife for Class 7 2024 is part of Class 7 preparation. The Test: Natural Vegetation and Wildlife questions and answers have been prepared according to the Class 7 exam syllabus.The Test: Natural Vegetation and Wildlife MCQs are made for Class 7 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Natural Vegetation and Wildlife below.
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Test: Natural Vegetation and Wildlife - Question 1
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What factors determine the type of natural vegetation found in a particular area?

Detailed Solution for Test: Natural Vegetation and Wildlife - Question 1
The type of natural vegetation found in an area depends on factors such as the availability of sunlight, temperature, rainfall, and soil conditions. Among these factors, the availability of water is crucial as it directly influences the growth and distribution of plant species in a given region.
Test: Natural Vegetation and Wildlife - Question 2
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Which natural terrestrial ecosystems are discussed in the chapter related to natural vegetation and wildlife?

Detailed Solution for Test: Natural Vegetation and Wildlife - Question 2
The chapter focuses on three natural terrestrial ecosystems: forest, grassland, and desert ecosystems. Each of these ecosystems is characterized by distinct types of natural vegetation and supports unique wildlife populations adapted to the specific environmental conditions of the region.
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Test: Natural Vegetation and Wildlife - Question 3
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What is the primary characteristic of Tropical Evergreen Forests?

Detailed Solution for Test: Natural Vegetation and Wildlife - Question 3
Tropical Evergreen Forests, also known as tropical rainforests or selvas, are primarily characterized by their location in hot and wet equatorial regions with heavy rainfall. These forests are found in regions with consistent high temperatures and abundant precipitation throughout the year, which contribute to their lush and diverse ecosystem.
Test: Natural Vegetation and Wildlife - Question 4
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How does the natural vegetation of an area influence the type of wildlife found there?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 4
Natural vegetation plays a critical role in providing food and shelter for wildlife populations in an area. The specific plant species present in a region determine the availability of food sources and habitats for various animal species, influencing the diversity and abundance of wildlife that can thrive in that ecosystem.
Test: Natural Vegetation and Wildlife - Question 5
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What percentage of the Earth's land area do forests occupy today?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 5
Forests today occupy one-third of the land area of the Earth. This signifies the significant presence and importance of forests in the global ecosystem, playing crucial roles in biodiversity conservation, climate regulation, and providing essential resources for human and animal populations.
Test: Natural Vegetation and Wildlife - Question 6
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Which environmental factor is NOT mentioned as a determinant of natural vegetation in a region?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 6
While the availability of sunlight, temperature, rainfall, and soil conditions are essential factors influencing the type of natural vegetation in a region, human population density is not a natural environmental factor but rather a result of human activities that can impact vegetation through deforestation, urbanization, and other forms of land use change.
Test: Natural Vegetation and Wildlife - Question 7
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Which regions are known to host Tropical Evergreen Forests?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 7
Tropical Evergreen Forests are mainly found in specific regions such as Southeast Asia, Africa along the Congo river basin, Papua New Guinea, other Pacific islands, and in South America along the Amazon and Orinoco river basins. These areas provide the ideal climatic conditions required for the growth and sustenance of these diverse and dense forests.
Test: Natural Vegetation and Wildlife - Question 8
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Which ecosystem is characterized by an extensive, continuous area of land dominated by trees?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 8
A forest ecosystem is characterized by an extensive, continuous area of land dominated by trees. This ecosystem provides habitat for a wide variety of plant and animal species and plays a vital role in maintaining ecological balance and supporting biodiversity.
Test: Natural Vegetation and Wildlife - Question 9
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What is a characteristic of the vegetation in regions with a hot and humid climate and heavy rainfall throughout the year?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 9
In regions characterized by a hot and humid climate with heavy rainfall, the vegetation tends to be dense and exhibits a layered structure. This dense vegetation is supported by a thick canopy that prevents sunlight penetration, allowing the forests to remain evergreen even in the dry season. The presence of various plant types such as mahogany, ebony, rosewood, and rubber contributes to the rich biodiversity and complex ecosystem found in these regions.
Test: Natural Vegetation and Wildlife - Question 10
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How does the dense vegetation in hot and humid climates impact sunlight penetration into the forest ecosystem?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 10
The dense vegetation in hot and humid climates with a layered structure and a thick canopy filters sunlight, creating dappled light conditions within the forest ecosystem. This filtering effect is important for regulating the amount of sunlight that reaches the forest floor, creating microhabitats with varying light levels that support different plant and animal species. The dappled light conditions also contribute to the overall biodiversity and ecological balance of these forest ecosystems.
Test: Natural Vegetation and Wildlife - Question 11
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Which trees are commonly found in areas with a thick canopy that prevents sunlight penetration, keeping the forests evergreen even during the dry season?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 11
Trees such as mahogany, ebony, rosewood, and rubber are commonly found in regions where a thick canopy prevents sunlight penetration, allowing the forests to remain evergreen even in the dry season. These tree species are well-adapted to the conditions of hot and humid climates with heavy rainfall, contributing to the lush and diverse vegetation found in these areas.
Test: Natural Vegetation and Wildlife - Question 12
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Which factor contributes to the evergreen nature of forests in regions with a hot and humid climate and heavy rainfall throughout the year?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 12
The evergreen nature of forests in regions with a hot and humid climate and heavy rainfall throughout the year is primarily attributed to the presence of a dense canopy that prevents sunlight penetration. This thick canopy helps to maintain high levels of moisture and humidity within the forest, creating favorable conditions for plant growth and sustaining the lush greenery even during the dry season. The continuous shade provided by the canopy plays a crucial role in preserving the vitality and diversity of vegetation in these ecosystems.
Test: Natural Vegetation and Wildlife - Question 13
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What type of forests are characterized by high temperatures, seasonal rainfall, and a distinct dry season?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 13
Deciduous forests are characterized by high temperatures, seasonal rainfall, and a distinct dry season. The deciduous nature of these forests' vegetation is due to the seasonal rainfall pattern, leading trees to shed their leaves in the dry season to conserve moisture. These forests are found in regions like parts of the Indian subcontinent, Myanmar, Vietnam, Thailand, Central America, Brazil, and Northern Australia.
Test: Natural Vegetation and Wildlife - Question 14
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Which of the following animals are typically found in Tropical Deciduous Forests?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 14
Elephants are among the various animals commonly found in Tropical Deciduous Forests. These forests host a rich variety of wildlife including elephants, monkeys, apes, gorillas, leopards, and other diverse species. The ecosystems of these forests support a wide range of fauna due to their unique climatic conditions and vegetation.
Test: Natural Vegetation and Wildlife - Question 15
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What type of trees are commonly found in areas with lower rainfall in Tropical Deciduous Forests?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 15
In areas with lower rainfall within Tropical Deciduous Forests, you would typically find trees like Acacia, Eucalyptus, and thorny shrubs. These species are adapted to survive in regions with less precipitation compared to areas where trees like teak, sal, deodar, and other moisture-loving plants thrive.
Test: Natural Vegetation and Wildlife - Question 16
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Which type of forests are also known as Taiga and are characterized by evergreen coniferous trees?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 16
Temperate Evergreen Coniferous Forests, commonly referred to as Taiga, are characterized by evergreen coniferous trees. These forests are found in regions with cold climates, such as northern parts of North America, Europe, and Asia. Taiga forests play a crucial role in maintaining ecological balance and providing habitats for various wildlife species adapted to cold environments.
Test: Natural Vegetation and Wildlife - Question 17
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Which of the following best describes the vegetation found in regions between 50°N and 70°N latitudes as per the provided information?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 17
The vegetation in the regions between 50°N and 70°N latitudes primarily consists of evergreen trees like spruce, hemlock, fir, pine, and cedar. These trees have adapted to the bitterly cold winters and short warm summers of the area. Their characteristics, such as growing tall and straight, spreading roots horizontally to cope with frozen subsoil, and shedding snow and ice from branches, reflect their survival strategies in the harsh climate.
Test: Natural Vegetation and Wildlife - Question 18
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Which type of wildlife is commonly found in the mentioned regions due to the cold winters?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 18
In the regions described, small animals such as opossums, raccoons, beavers, muskrat, and musk ox are commonly found due to the cold winters. These animals have evolved to survive in the challenging conditions of the area, utilizing various strategies to thrive in the cold climate.
Test: Natural Vegetation and Wildlife - Question 19
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What is a significant occupation in the regions characterized by bitterly cold winters, short warm summers, and mostly snow precipitation?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 19
Lumbering is a significant occupation in regions with bitterly cold winters, short warm summers, and snow precipitation. Products such as paper, matchsticks, newsprint, sports goods, and furniture are manufactured from the abundant evergreen trees that grow in these areas. This industry plays a vital role in the economy of these regions.
Test: Natural Vegetation and Wildlife - Question 20
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Which type of birds feed on conifer shoots and cones in the described regions?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 20
Birds like crossbills, whooping cranes, spruce grouse, and capercaillies feed on conifer shoots and cones in the regions characterized by bitterly cold winters and evergreen tree vegetation. These birds have adapted to utilize the resources available in the environment to meet their dietary needs and thrive in these challenging conditions.
Test: Natural Vegetation and Wildlife - Question 21
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What characterizes the vegetation in the warm temperate deciduous forests and the cool temperate forests mentioned in the provided content?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 21
The vegetation in the warm temperate deciduous forests and cool temperate forests is characterized by trees with broad leaves that shed in autumn. In the warmer regions, deciduous trees like oak, ash, and elm dominate, while in cooler areas, these deciduous trees are mixed with coniferous trees such as fir, spruce, larch, beech, birch, hemlock, and juniper. This mix of deciduous and coniferous trees gives these forests their unique characteristics and biodiversity.
Test: Natural Vegetation and Wildlife - Question 22
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What characterizes the climate in the regions where warm temperate deciduous forests are typically found?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 22
The climate in regions with warm temperate deciduous forests is characterized by warm summers, cool winters, and moderate rainfall received throughout the year. This climate pattern supports the growth of deciduous trees that shed their leaves in autumn and have a rest period during the cooler winter months. The moderate rainfall ensures that these forests remain lush and diverse in terms of vegetation and wildlife.
Test: Natural Vegetation and Wildlife - Question 23
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What type of vegetation is found in regions with hot and dry summers, cool and wet winters, and long roots reaching deep into the soil for moisture?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 23
Vegetation in regions with hot and dry summers and cool, wet winters, such as around the Mediterranean Sea, typically consists of drought-resistant vegetation with short trees, small waxy leaves, and thick barks. These adaptations help the plants survive the harsh conditions by minimizing water loss and maximizing moisture absorption through their long roots. Oak, fig, pine, olive, laurel, cypress, and myrtle are some examples of trees found in these regions.
Test: Natural Vegetation and Wildlife - Question 24
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Where are tropical grasslands, such as savannas, commonly located?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 24
Tropical grasslands, like savannas, are typically located on either side of tropical rainforests. These areas include a large part of Africa, known as savanna, as well as parts of South America (campos and llanos), the Deccan Plateau, and northern Australia. The climate in these regions features hot and wet summers, dry and warm winters, and limited rainfall, which is insufficient to support forest growth.
Test: Natural Vegetation and Wildlife - Question 25
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What type of climate characterizes regions with grasslands that have hot and wet summers, dry and warm winters, and limited rainfall for only 6 to 8 months a year?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 25
Regions with tropical grasslands, such as savannas, experience hot and wet summers, dry and warm winters, and receive rainfall for only 6 to 8 months in a year, which is inadequate for sustaining forests. This climate pattern contributes to the unique vegetation and wildlife found in these areas, including a mix of grasses, shrubs, and scattered trees.
Test: Natural Vegetation and Wildlife - Question 26
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What are some examples of wildlife commonly found in regions with Mediterranean vegetation?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 26
Wildlife in regions with Mediterranean vegetation includes wild goats, rabbits, wolves, wild boars, reptiles, eagles, vultures, and various insects. These animals have adapted to the specific conditions of the Mediterranean climate and vegetation, forming an essential part of the ecosystem in these areas.
Test: Natural Vegetation and Wildlife - Question 27
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What is the main type of vegetation found in savannas that can grow more than 2 meters in height during summer and survives through the winter drought?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 27
Elephant grass, also known as tall coarse grass, is the main type of vegetation in savannas that can grow over 2 meters in height during summer and has long roots that help it survive until the next rainy season. This grass dries up and turns brown in winter, aiding in its ability to endure periods of drought.
Test: Natural Vegetation and Wildlife - Question 28
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What adaptation do some trees in savannas, such as baobab and acacia, exhibit to cope with the dry climate?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 28
Trees like the baobab store water inside their trunks, while others like the acacia have small leaves to reduce water loss. This adaptation helps these trees survive in the dry climate of savannas by having a reservoir of water to tap into during periods of drought.
Test: Natural Vegetation and Wildlife - Question 29
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Which type of desert is characterized by areas of scanty rainfall and aridity, and is classified based on temperature conditions into tropical, temperate, and polar deserts?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 29
Tropical deserts are characterized by areas of scanty rainfall and aridity. Deserts are classified into three types based on temperature conditions: tropical deserts, temperate deserts, and polar deserts. Tropical deserts, like the Sahara in Africa, are known for their high temperatures and limited precipitation, making them harsh environments for plant and animal life to thrive.
Test: Natural Vegetation and Wildlife - Question 30
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Where are temperate grasslands typically located geographically?
Detailed Solution for Test: Natural Vegetation and Wildlife - Question 30
Temperate grasslands are typically found in the temperate zone, between 25° and 55° latitudes in both hemispheres. Examples of temperate grasslands include the prairies of North America, the steppes of Eurasia, the pampas of South America, and the high veld of South Africa. These regions experience extremes of temperature with warm summers and cold winters, making them suitable for the growth of short, soft grasses.
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