Land, Soil, Water, Natural Vegetation & Wildlife Resources Class 8 Social Science Concepts | BYJU'S

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Hello students! Welcome to our new BYJU'S Champions session! In this session, Tarana Ma'am will be covering concepts from the geography Grade 8 chapter "Land, soil, water, natural vegetation, and wildlife resources"! So don't forget to tune into our BYJU'S grade 6-8th channel for an in-depth understanding of these concepts!

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[ArnavS]

4:48 - Land
7:10 - Distribution of Population
9:19 - Factors Affecting Land Use
12:43 - Land Use
13:37 - Classification Of Land
15:33 - Degradation of Land
19:20 - Conservation of land resource

22:54 - Soil
23:05 - Soil Profile
25:50 - Soil Formation
30:32 - Soil Degradation
33:21 - Soil Conservation

38:10 - Water
40:57 - Distribution of Water
43:17 - Water Cycle
45:00 - Causes of Water Scarcity
46:58 - Prevention of Water Pollution
48:43 - Water Conservation

51:07 - Natural Vegetation and Wildlife
52:05 - Things We Get From Plants and Animals
52:58 - Ecosystem
54:28 - What causes the depletion of natural resources?
56:24 - Methods of Conversation

57:28 - Summary

Please like, this took a lot of time to make!! 🙏🏻🙏🏻

[aayushshewale]

This video provides an overview of land, soil, water, natural vegetation, and wildlife resources. It discusses the classification, degradation, and conservation of these resources. The video emphasizes the importance of these resources and the need to protect them from overexploitation.


Key moments:
04:46 Land is a crucial natural resource, comprising one-fourth of the Earth, essential for human habitation. Understanding land distribution and factors affecting population density is key to geographical studies.
-Importance of land as a natural resource and its role in human habitation and civilization.
-Discussion on the distribution of land on Earth, highlighting densely populated vs. sparsely populated areas.
-Factors influencing population density such as topography, water availability, and fertile land.
08:09 Water is crucial for densely populated areas on land, while sparsely populated areas like polar regions, deserts, low-lying areas, mountain slopes, and thickly forested regions pose challenges due to extreme conditions and limited resources.
-Factors affecting land use include physical factors like topography, soil quality, climate, minerals, and water availability, which determine how land can be utilized for agriculture, construction, and other purposes.
-Human factors such as population density and technology play a significant role in determining land use, influencing decisions on housing, industrial development, agriculture, and conservation efforts.
-Land is utilized for agriculture, housing, industries, construction, transportation systems, and forest conservation, highlighting the diverse ways in which land serves human needs and sustains ecosystems.
16:12 Soil erosion, desertification, and landslides are significant ways land is degraded. Conservation methods include afforestation, land restoration, chemical fertilizer regulation, and overgrazing control to restore land fertility and prevent degradation.
-Soil erosion is the removal of topsoil, leading to land degradation and loss of agricultural usability.
-Desertification occurs due to land drying up from natural factors or human activities like overexploitation and mining.
-Landslides result from soil movement caused by factors like agriculture, construction, and deforestation.
24:15 Soil formation is a slow process, taking hundreds of years, with parent rock being a crucial factor. Climate, relief, flora, fauna, and time also impact soil formation significantly.
-Parent rock is fundamental in soil formation as it weathers to create soil over time.
-Climate plays a vital role in soil formation through temperature changes that lead to rock weathering.
-Relief, such as slope, affects soil thickness and accumulation at different levels.
-Flora and fauna contribute to soil fertility by decomposing and enriching the soil.
32:17 Soil conservation methods like contour barriers, terrace farming, mulching, and intercropping help prevent erosion and maintain soil fertility in various landscapes. Water, a vital resource, covers three-fourths of the Earth's surface, and theories suggest comets brought water to Earth.
-Explanation of soil conservation methods like contour barriers, terrace farming, mulching, and intercropping to prevent erosion and maintain soil fertility.
-Overview of the importance of water as a resource, covering most of the Earth's surface, and theories suggesting comets brought water to Earth.
40:23 Water on Earth is scarce, with only 2.7% accessible for use, and most of it is contaminated, leading to water scarcity and the need for conservation efforts.
-Distribution of water on Earth: Only 2.7% of water is usable, with 70% used for agriculture, 25% for industries, and 0.5% for domestic purposes.
-Water cycle explanation: Water changes forms through evaporation, condensation, and precipitation, not created by rain but vital for access to water.
-Causes of water scarcity: Variations in precipitation, water contamination from pollution, overexploitation, and increasing population contributing to water scarcity.
48:26 Plants and animals are crucial for humans due to their various uses, but human activities like overuse and poaching are endangering natural resources and ecosystems, impacting water conservation and wildlife preservation.
-Water conservation methods include preventing leakage in irrigation canals, using sprinkler and drip irrigation to avoid water wastage, and practicing water harvesting to reuse surface runoff and rainwater.
-Natural vegetation and wildlife play a vital role in maintaining ecosystems, with natural vegetation growing without human interference, and wildlife encompassing all non-domesticated animals.
-The depletion of natural resources is caused by natural disasters like tsunamis, human activities such as poaching and deforestation, leading to loss of vegetation cover, wildlife, and soil erosion.
56:30 Social forestry involves converting barren lands into vegetation cover or forests and raising community awareness about tree planting. Conservation of wildlife includes creating sanctuaries, protecting rare animals, and preventing illegal activities to safeguard natural resources.
-Importance of social forestry in converting barren lands and raising community awareness about tree planting for conservation.
-Conservation of wildlife through the creation of sanctuaries, protection of rare animals, and prevention of illegal activities to preserve natural resources.

[dikshajoshi]

😮like the legend who are seeing it before exam 🤣🤣🤣🤣🤣

[HajeraSultana]

Legends of 2024 are watching this before exam real academic issue September core 😂😂😂

[manjupandey]

Mam you are best your teaching style is different from other teacher
Thanku for teaching us

[KAStudio]

The introduction and keypoints. 3:29
The main chapter starts at 4:46

[jhilpariideas]

Mam I love this session and I also love tarana's mam teaching style

[Dhruv_Kiran]

This social teacher is better than the other one

[sreejaanish]

+99 aura for anyone who likes this comment 👍🏼🧡

[gvmaiahgvmaiah]

Thank you for a wonderful teaching session mam i understood it very well .

[digutatak]

We are the legends who watch this one day before exam 😂

[Humeera]

We appreciate u.
Teacher not just teaches us. ...
But they prepare for the road ahead
Your sacrifices donot go unnoticed...😊
I like this
Imagine getting heart ❤ from Tarana mam...

[ypranathi]

Hi Tarana mam.. As usual your explanation is extraordinary and very much helpful for all of us.. Hatsoff for your strength through out the class you've maintained same energy... That's great mam....

[colortheory]

maam what is the difference b/w soil erosion and landslides

[angel]

Legend are watching 1 day before exam and watching in 2x speed 💀

[krishnarao]

Mam this session is really helpful😊😊🎉🎉

[harshit_pandat]

Mam please explain in hindi also 31:06

[MyraSharma-kukv]

Studied the night before the exam and still got 20/20!!!!

[RamalakshmiBoddu-qx]

Mam I don't understand why people a not leaving in thickly forested areas yes I say that people are habitat to some plains and rivers but there are some people like tribes who are live in such places so we could count them as populated areas but not much people visit them but

[elyxionee]

40:10 mam how can comet contains water, i mean it is looking like fire ball im unable to understand this fun fact