1) What is biodiversity? a) A measurement of the level of variation of species in a given area b) a measurement of the level of plants in a given area c) a measurement of the level of animals in a given area 2) What is the name given to the features that let plants and animals survive in different habitats? a) special effects b) adaptations c) benefits 3) What is a habitat? a) a place where an organism reproduces b) a place where an organism dies c) A place where an organism lives 4) What adaptation does a camel have to allow it to survive in a desert? a) Stores water in it’s hump and has large hooves to walk on the sand b) Can run fast in the desert c) stores food in it’s hump 5) What animal has lots of waterproof feathers, wings shaped like flippers and webbed feet for powerful swimming?  a) toad b) penguin c) whale 6) Adaptations of cactus are…. a) stores water to keep cool b) grow small and need little water c) Spikes for protection, stems that store water and deep root system 7) What animal has a long tongue, is very tall in height and has camouflage? a) lion b) elephant c) giraffe 8) Name two animals whose habitat is the desert? a) camel & giraffe b) camel and penguin c) camel and monkey 9) What is the name given to the estimation of organisms in a habitat? a) snacking b) sampling c) gathering 10) Why do we use sampling? a) It’s easy to count all organisms b) A quick way to count the number of organism you find c) It impossible to count all the organisms in a habitat so it is used to estimate how many there are 11) The sampling technique used to count how many plants growing in a large area is called… a) A square b) A triangle c) A quadrant 12) What is used to identify unknown organisms? a) Biological keys b) Biological diagrams c) Biological charts 13) Branched keys have a series of questions with yes/no answers a) false b) true c) not sure 14) A paired statement key can be described as two different sentences and following along the steps that lead you to an answer a) true b) false c) not sure 15) The process where plants make their own food is called….. a) pythagorus b) photography c) photosynthesis 16) The sugar in photo synthesis is converted into…. a) starch b) straw c) food 17) In an experiment starch is shown to be present when iodine solution turns black a) unsure b) true c) false 18) What do plants need for photosynthesis? a) cholophyll, light water and carbon dioxide b) chlorine, starch and light c) chlorophyll, darkness, water and carbon dioxide 19) What is the name of the green pigment found in plants? a) chlorine b) chlorophyll c) carbohydrate 20) Plants sustain life as they…. a) provide foods, medicine, raw materials, oxygen and habitats for organisms b) food, water, habitats for organisms c) raw materials, food, oxygen and carbon dioxide 21) Plants as a raw material are…. a) cotton, wool and seaweed b) cotton, chocolate and seaweed c) rubber, cotton and seaweed 22) Plants as a medicine are…. a) rose water and fox glove b) opium poppy, aloe Vera and fox glove c) aloe Vera, cotton and wheat 23) To provide enough food to meet the needs of the rising population the methods of increasing food yields are…. a) chemicals such as bleach and pesticides b) chemicals, organic things c) chemicals during farming such as fertilisers and pesticides 24) What is the name for other methods other than chemicals? a) biological control b) biological degree c) ecological control 25) Biological control is using animals that are natural predators to try and keep numbers of pests down… a) true b) false c) not sure 26) An advantage of biological control is… a) doesn’t work well in an open field b) Chemicals kill the pests c) Not harming the environment as chemicals are not used 27) What is a disadvantage of biological control? a) It can be expensive and the predator could grow out of control and become a pest themselves b) It is natural c) can be hard to keep under control 28) What kind of farming uses natural fertilisers such as animal manure and compost which add nutrients to the soil? a) organic farming b) natural farming c) chemical farming 29) What does GM stand for? a) genetically manufactured b) genetically modified  c) genetically manipulated 30) Genetically modified crops involve taking a desirable gene from one useful crop and inserting it into the dna of another crop a) unsure b) false c) true 31) More fertiliser is required for genetically modified crop plants to increase their yield a) true b) false c) unsure 32) What have scientists added into crop plants to make them toxic to insects? a) genes from bacteria b) genes from animals c) grains of rice 33) What is climate change? a) the long term change in the number of people living on the planet b) the short term shift in the planets weather patterns c) It is a long term shift in the planets weather patterns and average temperatures due to greenhouse gases being released 34) The main greenhouse gas released from combustion of fossil fuels is? a) carbon dioxide b) carbon monoxide c) oxygen 35) Deforestation and the increase of combustion of fossil fuels has resulted in…. a) an increase in the amount of oxygen in the atmosphere b) an increase in greenhouse gases in the atmosphere c) a decrease in greenhouse gases in the atmosphere 36) The impact of climate change on koalas is…. a) they are losing their habitats b) They are having less babies c) habitats are drying up and burning in fires. They are forced to compete for food. 37) What animal is affected by climate change where the ocean currents are altering which is this animals highways a) whale b) turtle c) jellyfish 38) How is climate change affecting the Emperor penguin? a) warmer temperatures are affecting when chicks are hatching. They may hatch at times when food is scarce b) they are struggling to find food c) sea levels are rising

Science - Biodiversity

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