Froggy Jumps Quiz grade 4Online version Digestive and respiratory system by Asmaa Mosaad 1 The leaves in the ...... tree changed into needle to prevent it from losing water . a Acacia b Kapok c Pine 2 Producing poison in Acacia tree is a b c Both 3 ........ tree grow in salt water. a Kapok b Palm c Mangrove 4 Digestive system starts with...... a Mouth 👄 b Nose c Anus 5 Carbon dioxide is ........ gas to the body, if we don't get rid of . a Beneficial b Activates c Harmful 6 Both of acacia and kapok trees have the same ...... a Roots b Shape c Trunk 7 ....... Passes the food from pharynx to stomach . a Esophagus b Stomach c Trachea 8 Fish 🐠 extract oxygen gas out of the water by a Skin b Gills c Lungs 9 Inhaled air is rich in carbon dioxide. a True b False c 10 Fish need clean and pure water to survive . a True b False c
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