The closet hominin to a current day human is?

Why can't you grow plants with adhesion water?

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

What substance is the most acidic. lemon juice. tomato juice. sodium hydroxide. water