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
GK Practice
Typing Tutor
Dark
The physical environment includes land, water, and air, which are collectively known as what?
Biosphere
Lithosphere, hydrosphere, and atmosphere
Ecosystem
Biome
Answer:
2