1) To help understand the effects of climate change, scientists ______________ various data sets a) a) analyse b) b) find c) c) measure d) d) clone 2) Scientists use a special ______________ to store and organize large amounts of data. a) a) organism b) b) database c) c) findings d) d) habitat 3) The researchers conducted an ______________ to test the effects of the new drug on the immune system. a) a) measure b) b) sample c) c) experiment d) d) evolution 4) We must ______________ the results of the study carefully before making conclusions. a) a) find b) b) analyse c) c) monitor d) d) cloning 5) To improve the accuracy of the experiment, the scientists took a random ______________ of the population. a) a) sample b) b) organism c) c) database d) d) measure 6) The ______________ of the new technology were impressive, showing great potential for medical applications. a) a) DNA b) b) findings c) c) fossil fuel d) d) matter 7) The researchers used a thermometer to ______________ the temperature of the water. a) a) analyse b) b) find c) c) measure d) d) monitor 8) The endangered species' ______________ was the main focus of the conservation effort. a) a) evolution b) b) habitat c) c) immune d) d) extinction 9) The scientists discovered a new ______________ of bacteria that could be harmful to humans. a) a) organism b) b) findings c) c) DNA d) d) renewable energy 10) ______________ are a topic of concern due to their potential impact on the environment and health. a) a) Genetically modified food b) b) Nanotechnology c) c) Cloning d) d) Fossil fuels 11) The global rise in temperatures is causing ______________, affecting ecosystems worldwide. a) a) fossil fuel b) b) renewable energy c) c) global warming d) d) extinction 12) Many countries are investing in ______________ sources to reduce their carbon footprint. a) a) renewable energy b) b) fossil fuel c) c) DNA d) d) experiment 13) Scientists are exploring the ethical implications of ______________, as it raises concerns about its impact on identity. a) a) DNA b) b) cloning c) c) immune d) d) findings 14) The ______________ system helps protect the body from harmful microorganisms. a) a) database b) b) organism c) c) immune d) d) matter 15) ______________ play a key role in the Earth's atmosphere, but they contribute to pollution. a) a) Fossil fuels b) b) Evolution c) c) Habitat d) d) Cloning 16) The ______________ of plants over millions of years is a fascinating process studied by biologists. a) a) extinction b) b) cloning c) c) evolution d) d) organism 17) ______________ is often considered ______________ because it can lead to the creation of human copies. a) a) Nanotechnology, unethical b) b) DNA, unethical c) c) Cloning, unethical d) d) Renewable energy, unethical 18) Scientists are using ______________ to develop smaller, more efficient medical devices. a) a) fossil fuel b) b) nanotechnology c) c) DNA d) d) organism 19) Researchers are concerned that the species may face ______________ if no action is taken to protect their natural habitat. a) a) cloning b) b) extinction c) c) findings d) d) evolution 20) The discovery of a new ______________ can provide insight into the origin of life on Earth. a) a) organism b) b) renewable energy c) c) DNA d) d) habitat 21) Some companies are using ______________ to enhance food production, although the long-term effects are unknown. a) a) genetically modified food b) b) renewable energy c) c) fossil fuels d) d) matter 22) The concept of ______________ involves a substance that has mass and occupies space. a) a) habitat b) b) matter c) c) cloning d) d) organism

Speakout B1+ unit 4.1 science quiz

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