Answer:
Pests of Maize and Their Control
Leaf Feeders
Corn Leaf Aphid.
Spider Mites.
Thrips.
Dingy Cutworm.
Armyworm.
Grasshopper.
Corn Flea Beetle.
Stink bug.
Explanation:
Biological catalysts present
19. place moth balls in the closet and observe after several days.
20. whenever wax or a candle burns it turns from solid to liquid but again at room temperature it turns to solid
21. evaporation, condensation, precipitation
22. it produces new substances
23. vinegar Bubbles when baking soda is added
24. steam
I need points and I love anime too :)