STD IX

STANDARD 9 - BIOLOGY - SAMPLE QUESTION PAPER BASED ON THE LESSONS 3 & 4 BY RAHEES PUKAYOOR   
STANDARD IX BIOLOGY SIMPLIFIED NOTES  (CHAPTERS 5 -7)MAL. MED BY RASHEED ODAKKAL
STANDARD IX BIOLOGY SIMPLIFIED NOTES  (CHAPTERS 5 -7)ENG. MED BY RAHEED ODAKKAL    
STANDARD IX BIOLOGY SIMPLIFIED NOTES - MAL MEDIUM(CHAPTER 1 TO 4)
STANDARD IX BIOLOGY SIMPLIFIED NOTES - ENG MEDIUM (CHAPTER 1 TO 4)