Is the word fall in the past tense or future tense or present tense?

Answer 1

Present and future tense.

The past tense is fell. (the past participle is fallen)

Answer 2

The word "fall" can be past tense, present tense, or future tense depending on the context in which it is used. For example, "I fell" is past tense, "I am falling" is present tense, and "I will fall" is future tense.