[" wh who am I? "],[" I am longest chord of the "],[" circle."]

Who am I? I am the base of food chain

Who am I ? I am green, but don't have organs.

Who am I?I depend on plants for food.

Who am I? I am a salt of potassium hydroxide and nitric .acid.

Who am I? I am called antichlor and am used to remove excess chlorine from clothes when treated with bleaching powder.

Who am I? I am formed by the fusion of male and female gametes

I am cooked on steam. Who am I?