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MCQs: The melting of a metal with the help of ultrasounds is known as
Category: Science Mcqs, Published by: teswesm
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MCQs: The louder the sound, the more
Category: Science Mcqs, Published by: teswesm
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MCQs: Unwanted or unpleasant sounds are known as
Category: Science Mcqs, Published by: teswesm
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MCQs: Some whales produce songs that travel for about
Category: Science Mcqs, Published by: teswesm
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MCQs: In air, the speed of sound is
Category: Science Mcqs, Published by: teswesm
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MCQs: Bats use ultrasound to find its
Category: Science Mcqs, Published by: teswesm
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MCQs: The medical use of ultrasound is to detect
Category: Science Mcqs, Published by: teswesm
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MCQs: The exact speed of sound depends upon
Category: Science Mcqs, Published by: teswesm
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MCQs: The wave with compressions and rarefactions is known as
Category: Science Mcqs, Published by: teswesm
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MCQs: Ships use echolocation to measure the
Category: Science Mcqs, Published by: teswesm
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MCQs: An example of 'percussion' is
Category: Science Mcqs, Published by: teswesm
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MCQs: An animal that can hear sounds with low frequency than human ear is
Category: Science Mcqs, Published by: teswesm
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MCQs: In air, change in pressure produces
Category: Science Mcqs, Published by: teswesm
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MCQs: Processes that do not require energy for the movement of particles are
Category: Science Mcqs, Published by: teswesm
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MCQs: The percentage of transpiration by stomata is
Category: Science Mcqs, Published by: teswesm
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MCQs: The contents that a plant uses to make food, are
Category: Science Mcqs, Published by: teswesm
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MCQs: The rate of transpiration slows down when plant
Category: Science Mcqs, Published by: teswesm
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MCQs: The process in which food substances are moved to rest of the plant by 'phloem' is known as
Category: Science Mcqs, Published by: teswesm
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MCQs: Water evaporates from tiny pores on the lower part of leaf. These pores are known as
Category: Science Mcqs, Published by: teswesm
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MCQs: 'Phloem' is a vessel in the plants which carries
Category: Science Mcqs, Published by: teswesm
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