Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.
Habitat loss, pollution, climate change, over-exploitation
Habitat loss, over-exploitation, alien species invasion, co-extinctions
Pollution, climate change, invasive species, habitat restoration
Over-exploitation, overpopulation, habitat loss, reintroduction
Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.