A section of an orchestra.
yes
Frogs spawn
Ballroom dancing was originally performed to acoustic guitars, violins, and cellos.
Narwhals live in groups of their own kind, called pods!
A group of tilapia, or any other kind of fish, is called a school.
Broad-winged hawks.
candles in Hinduism are called diya or deepak. Deepak is a kind of lamp similar to candle.
private.
You probably want the word 'anthology'.
No the intent of the groups is what makes the difference although appearance based on level of fanaticism might look similar
Cells are the smallest unit of life. Large groups of cells with the same purpose are called tissue, groups of tissue with the same purpose form organs, organs with similar purposes form systems and systems form organisms.
first scientists grouped organisms into groups . Each group was called phylum. Then they separated each phylum into smaller and smaller groups called class