Pradeep, check the reports below according to the method that you are using to create your alv, there you can find the examples to exclude standard functions from the toolbar:
FM REUSE_ALV_GRID_DISPLAY - BCALV_TEST_FULLSCREEN_STATUS
Class cl_gui_alv_grid - BCALV_TEST_GRID_TOOLBAR
Class cl_salv_table - SALV_TEST_FUNCTIONS
Regards,
Felipe