The double-humped Bactrian camel of Nubra Valley develops dense, thick fur to endure sub-zero, high-altitude cold. In contrast, Rajasthan’s dromedary camel has short, sparse fur to reflect intense desert heat and dissipate body warmth. Class 9 Social Science Part 2 book ...
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Communities address water scarcity by constructing rainwater harvesting structures, rejuvenating traditional stepwells and tanks, practicing drip irrigation, desalinating saline water, recycling wastewater and implementing strict community watershed management policies to recharge depleting aquifers. Class 9 Social Science Part 2 All Chapters ...
People in deserts undertake pastoral nomadism, camel rearing, drought-resistant farming near oases and handicrafts. Additionally, trading, mineral extraction and modern desert tourism provide vital income to sustain households in extreme arid environments. Cbse Class 9 Social Science Part 2 Solutions Class 9 ...
Preserving biodiversity maintains ecological stability, protects genetic resources and sustains vital ecosystem services. We can conserve lifeforms by halting habitat destruction, reducing pollution, avoiding wildlife trade and supporting protected national parks and reserves. CBSE Class 9 Social Science part 2 Chapter ...
Humans depend on other organisms for food, oxygen, medicines and ecosystem stability via food webs. Reciprocally, human actions influence biodiversity, ecological balance and nutrient cycles, creating a mutual, intertwined dependency on Earth. Class 9 Social Science Part 2 book Solutions Chapter ...