1) An ecosystem a) is all the living organisms in a specific place. b) is all the living organisms ans non-living things in a general place and the relationships between them, c) is all the living organisms and non-living things in a specific place, and the relationships between them. 2) Biotope a) is the physical place (it includes non-living things). b) Is all of the living organisms, it includes different species. c) is all the elemens needed that contribute to the survival of its living organisms. 3) Types of ecosystems. a) 2 (land, water). b) 2 (mixed, land). c) 3 (land, mixed). d) 3 (land, aquatic, mixed). e) 3 (land, mixed, water). 4) The three types of relationships between the same species are: a) gregarious associations, parasitism and commensalism. b) mutualism, societies and families. c) gregarious associations, families and commensalism. d) Gregarious associations, families and societies. 5) Identify the type of association a) Relationship between different species: mutualism. b) Relationship between the same species: families. c) Relationship between same species: societies. 6) Commensalism a) is when on species gains from the relationship and the other species loses. b) is when one species gains from the relationship, but the other doesn´t lose anything. c) groups that are very organised. 7) Relationships between different species a) Commensalism, parasitism and families. b) Parasitism, commensalism and mutualism. c) Gregarious associations, families and commensalism. 8) Definition of adaptations. a) Characteristics that help them to survive in their ecosystems. b) Characteristics that some living organisms have to live. 9) What are anatomical adapatations? a) Are the things that living organisms do in order to survive in their ecosystem. b) Are the physical or structural characteristics of a living organisms that help it in its environment. 10) What are behavioural dapatations? a) Are the things that living organisms do in order to survive in their ecosystems. b) Are the physical or structural characteristics of a living organism that help it to live in its environment. 11) From the following pictures which one is an anatomical adaptation? a) b) c) 12) Definition of biodiversity a) It is the physical place. b) Is the collection of all the different species that live there. c) It is the collection of the non-living organisms. 13) The biodiversity of an ecosystem includes three main factors: a) Genetic diversity, aquatic diversity and ecosystem diversity. b) Land diversity, genetic diversity and species diversity c) Genetic diversity, ecosystem diversity and species diversity. 14) How many types of aquatic ecosystems there are? a) 3 (Marine ecosystems, freshwater ecosystems and mixed ecosystems). b) 2 (Rivers ecosystems and freshwater ecosystems). c) 4 (marine ecosystems, fresh ecosystems, river ecosystems and mixed ecosystems). 15) What is destroying our ecosystems? a) Pollution and deforestation. b) Deforestation, soil degradation and overpopulation. c) Overpopulation, soil degradation, deforestation and pollution. 16) What are the types of footprints? a) Carbon footprint, water footprint and soil footprint. b) Soil footprint and carbon footprint. c) Ecological footprint, water footprint and soil footprint d) Ecological footprint, water footprint and carbon footprint. 17) What is the rule of the three Rs? a) Reduce, reuse and repaint b) Repaint, reduce and renewable. c) Reuse, recycle and reduce. 18) Human activity has an impact on our ecosystems, but how? a) Depletion of natural resources and pollution. b) Destruction of habitats and pollution. c) Pollution and depletion of natural resources. d) Depletion of natural resources, destuction of habitats and pollution. 19) Identify the type of assocition in the following picture a) Commensalism b) Gregarious associations. c) Mutualism 20) What is parasitism? a) When one species gains and the other loses. b) When both species gains. c) When one species gains and the other don't lose. 21) What are the types of biodiversity? a) Soil degradation, overpopulation and pollution. b) Ecosystem diversity, species diversity and genetic diversity. c) Ecosystem diversity, marine ecosystems and dormancy 22) What are species extintion? a) Species that are ugly. b) Species with a very low number of animals. c) Species that are threatened. 23) What types of behavioural adaptations do you know? a) Migration, courtship displays and hibernation. b) Hibernation, commensalism and parasitism. c) Migration, courtship displays , dormancy and hibernation. 24) Elephants are killed because of... a) their skin. b) their tusks. c) their ears. 25) When one species loses and the other gains... a) mutualism b) parasitism. c) commensalism 26) The 3 relations between different species are... a) Mutualism, parasitism and commensalism. b) Gregarious association, soil degradation. c) Reuse, reduce and recycle. 27) A bank of fish belong to... a) societies b) gregarious associations c) families 28) A mixed ecosystem is when... a) ...the biotope is cover with water. b) ...the biotope is not cover with water. c) ...the biotope is cover with land and water. 29) Species extintion.. a) meand that all members of that species survive. b) means that all members of that species die. c) means that some members of that species die.

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