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Explain with reasons.
Human blood is red coloured.
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Explain the structure and function of human blood.
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Explain the difference.
Arteries and veins.
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Cardiac muscles are ______.
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pH of oxygenated blood is ______.
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Production of RBCs occurs in ______.
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Find the odd one out.
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Find the odd one out.
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Complete the statement by filling the gaps using appropriate term from the terms given in the bracket.
(slow, coloured, arrow, fast, smell, milky, physical, product, chemical, reactant, covalent, ionic, octet, duplet, exchange, sharing, equality sign)
Sodium chloride is ______ compound while hydrogen chloride is ______ compound.
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A thermometer is used to measure ______.
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Describe a clinical thermometer. How does it differ from the thermometer used in laboratory?
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___________ glass dissolves in water.
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Which are the main ingredients of glass?
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How does a clinical thermometer differ from the thermometer used in the laboratory?
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Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass
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The end stage of the sun will be ____________.
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The larger the mass of a star the faster is its ___________.
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What are the three end stages of stars?
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Why was the name black hole given?
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Which types of stars end their life as a neutron star?
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