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Class 9 · Geography
→Under which condition will the ecological balance of a lake be most at risk?
Class 9 · Geography
→Which condition is most necessary for sustainable fishing in lakes?
Class 9 · Geography
→Why can limited aquatic plants be useful but excessive plants harmful in lakes?
Class 9 · Geography
→Which is the most balanced hard level conclusion about lakes?
Class 9 · Geography
→Which sign may appear when the balance of water and organisms in a lake is disturbed?
Class 9 · Geography
→Fish farming in lakes will be sustainable only under which condition?
Class 9 · Geography
→Under which condition does a lake act like a natural regulator in a drainage system?
Class 9 · Geography
→In which situation can a lake's natural purification system weaken?
Class 9 · Geography
→Which relation is most correct for understanding the geography of Vembanad Lake?
Class 9 · Geography
→Under which condition is a lake considered part of an inland drainage system?
Class 9 · Geography
→Why is a controlled amount of aquatic plants useful in lakes?
Class 9 · Geography
→How is the importance of lakes for ecosystems shown?
Class 9 · Geography
→Why is the ecological importance of lakes high?
Class 9 · Geography
→What is the correct reason for considering lakes an important part of the drainage system?
Class 9 · Geography
→Under which condition can the ecological balance of a lake be disturbed?
Class 9 · Geography
→Why are lakes considered an important part of a drainage system?
Class 9 · Geography
→In what way does lake water help organisms?
Class 9 · Geography
→Why are aquatic plants important in lakes?
Class 9 · Geography
→Lakes are part of which type of ecosystem?
Class 9 · Geography
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