_______ is the study of the physical form and external structure of plants.
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Polio is a disease caused by which of the following?
What is the name of the asteroid that causes Geminid meteor shower display around 15 December of every year?
The outermost layer of Earth is called _______.
Malachite is an ore/mineral of
Which of the following is NOT a metamorphic rock?
Saturn is the _______ planet from the Sun.
Panthera Tigris is the scientific name of