1) flatworms attach to the intestines of animals a) Commensalism b) Mutualism c) Predation d) Parasitism 2) humans gut bacteria a) Commensalism b) Mutualism c) Predation d) Parasitim 3) birds build their nests high up in trees for protection and support a) Commensalism b) Mutualism c) Predation d) Parasitism 4) It increases the greenhouse effect and global warming. a) Burning b) Air pollution c) Soil damage d) Waste materials 5) It reduces biodiversity and disrupts the water cycle that cause climate change. a) Burning b) Deforestation c) Soil damage d) Waste materials 6) This stage is between the ages of 12 to 18 years also called the puberty stage. a) Infancy b) Toddlerhood c) Childhood d) Adolescence e) Adulthod 7) This stage starts from 18 to 40 years. The person is now more mature. a) Adulthood b) Infancy c) Adolescence d) Adult e) Childhood 8) This stage is from 1 to 3 years old. They like to play with other children. a) Infancy b) Toddlerhood c) Childhood d) Adult e) Adolescence 9) This stage is between the ages of 3 to 12 years where you are right now. a) Infancy b) Toddlerhood c) Adulthood d) Adolescence e) Childhood 10) This is the stage from the time the baby is born until 12 months or one year. a) Infancy b) Toddlerhood c) Adulthood d) Adolescence e) Childhood

SCIENCE 4 3MT REVIEW

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