QUIZ 9 :soil components science 5 primary 2nd term 0 QUIZ 9 :soil components science 5 primary 2nd term QUIZ 9 :soil components science 5 primary 2nd term 1 / 5 choose------------------dig tunnels in the soil bilharzia cats earthworm lions 2 / 5 chooseplant leaves and parts of plants that fall on the ground help in the forming of ---------- humus clay gravel silt 3 / 5 put true or falsehumus is a black material formed in the rocky layer true false 4 / 5 put true or falsetop soil layers contain humus only true false 5 / 5 put true or falsewhen animals and plants die , silt is formed true false نتيجتك هي اظهر المزيد
