In many towns, the largest use of freshwater is usually for A Domestic daily needs B Space travel C Volcano
Continue readingCategory: 4. Patwari (HP), JBT (HP)
Chapter 33: Water Management, Natural Phenomena and Life Science Basics (Set-1)
Which statement best explains why water is called “our lifeline” for humans A Needed for life processes B Only for
Continue readingChapter 32: Forests, Wildlife Conservation and Biodiversity (Set-5)
After heavy deforestation, which chain of effects is most scientifically correct? A More humus → more erosion B More roots
Continue readingChapter 32: Forests, Wildlife Conservation and Biodiversity (Set-4)
If a top predator disappears from a forest, the most likely first effect is A Producers stop growing B Decomposers
Continue readingChapter 32: Forests, Wildlife Conservation and Biodiversity (Set-3)
When a forest is called a “biodiversity storehouse,” it mainly means it has A Only one species B Many life
Continue readingChapter 32: Forests, Wildlife Conservation and Biodiversity (Set-2)
In a forest food web, the main role of herbivores is to A Make their own food B Eat producers
Continue readingChapter 32: Forests, Wildlife Conservation and Biodiversity (Set-1)
Forests are called “lungs of Earth” mainly because they A Make artificial oxygen B Reduce soil minerals C Increase desert
Continue readingChapter 31: Pollution, Climate Impact and Forest Loss (Set-5)
A room heater using coal is left on overnight with windows shut; which immediate biological danger becomes highest, even before
Continue readingChapter 31: Pollution, Climate Impact and Forest Loss (Set-4)
A flame becoming yellow and smoky while cooking usually suggests what change in the air–fuel condition at the burner? A
Continue readingChapter 31: Pollution, Climate Impact and Forest Loss (Set-3)
A blue flame in an LPG stove usually indicates what about the burning process compared to a yellow flame? A
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