StudyGK

Practice MCQs, News & Typing Tutor
प्रैक्टिस MCQs, समाचार और टाइपिंग ट्यूटर
Prepare for SSC, CGL, UPSC and more — daily GK practice
SSC, CGL, UPSC और अन्य परीक्षाओं की तैयारी — दैनिक GK अभ्यास

Pollution is one of the major environmental issues causing harm to which spheres?

  • All: lithosphere, hydrosphere, atmosphere, and biosphere
  • Only atmosphere
  • Only hydrosphere
  • Only lithosphere
Answer: 1