__________ is the interaction in which one species benefits and the other is neither harmed nor benefited.
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The commonly used thermometric substance is _____.
Which of the following planet is also known as 'Earth's twin'?
In the names Mangifera indica (mango), Solanum tuberosum (potato) and Panthera leo (lion), what does the three names, indica, tuberosum and leo, represent?
A deep crack in a glacier is called
Choose the most appropriate answer:Lines joining places of equal temperature are called
Lines joining places of equal temperature are called isotherms.
Venus is the _______ planet from the Sun.
What is the name of ecologically clean rocket developed by Russia based space research center?