One of the only 2 numbers that (when spelled out in Hebrew letters) constitute a name of God.
The day in which there is a full moon and (in some months) festivals begin.
The 15 steps the Jews went through from leaving Egypt to entering Israel (Passover Haggadah, s.v. Dayenu).
The 15 steps in the Passover seder (Kadesh u'Rchatz).
Ano Po
The Temple was destroyed. This was the greatest catalysts in the develpoment of Judaism.
No special significance. Interestingly, some say that King David had red hair.
The significance is that it became the foundation of modern Judaism, Islam, and Christianity.
A Jewish house of worship is called synagogue. The country of Israel is also of deep significance to Jews.
Molars are teeth. They have no special significance in Judaism.
The Hebrew religion developed into modern Judaism, Christianity, and Islam.
Abraham; the founder of judaism moses; freed the Jews from slavery
If you are talking about the vegetable, it has no special significance in Judaism. There is also no Hebrew word for shallot, but you can use the word betsaltsel (בצלצל), which means "small onion".
No. Judaism was not the first monotheistic religion.
Jesus may have been crucified, but that event doesn't have significance in Judaism.
The Holy Land is Israel; and it's where Judaism and Christianity started.