जीव विज्ञान - Biology in Hindi. Biology Quiz with Description in Hindi. This application helpful to students and other people who are preparing for government entrance exams like AVVNL, RPSC, SSC, Railway, UPSC, NCERT, MPSC, HPSC, JKPSC, SPSC, BPSC, KPSC, UPPCS, TPSC, CGPSC and other exam. कोशिका. कोशिका चक्र. उत्तर (Tissue). रक्त परिसंचरण. रुधिरं परिसंचरण. श्वसन - तन्त्र.