Answer: Believe in Evil spirit, father and son inheritance, polythestic religion.
Explanation: Igbo culture are the ways of life and believe system of the Southern Eastern people in Nigeria.
It involves the way they worship, their religious belief, share of inheritance from father to son, how. they call their God "chi" and in general their way of life.
In symbolism from Achebe's things fall apart I will point out a few ways Igbo culture were practised.
1. The rich display of Igbo culture. in the play was seen in the area of art, music and poetry that was how Achebe also portrayed Igbo culture in his book.
2. Igbo chi as was. always seen mentioned in the novel is the supreme being or deity that the Igbos worship.
3. Offering of kolanut to a visitor. suggests that the visitor is welcomed.
All through the novel Achebe showed Okonkwo as a man who have deep root from the Igbo race.