A lemon kept in water in a glass tumbler appears to be bigger than its actual size when viewed from the sides. This is because of
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The suicidal bags of the cell are
'Green Banking' means :
_____________ is a collection of data values of same types having a common name.
Person who is colour-blind cannot distinguish between
Chlorophyll was first isolated and named by
The _________ keeps the average temperature of the Earth fairly steady.
Which of the following is NOT a metamorphic rock?