6. Which animal product is commonly used to make brushes and paintbrushes?
a) Horsehair
b) Bristles from wild boar
c) Sable fur
d) All of the above
7. Which animal product is commonly used in the production of cosmetics and skincare products?
a) Lanolin from sheep
b) Fish oil
c) Honey from bees
d) All of the above
8. What animal product is commonly used to make musical instruments like guitar strings and piano keys?
a) Catgut
b) Snakewood
c) Ivory
d) Tortoiseshell
9. Which animal product is commonly used to make fertilizer?
a) Bat guano
b) Chicken manure
c) Fish emulsion
d) All of the above
10. What animal product is commonly used to make down-filled bedding and pillows?
a) Feathers from ducks and geese
b) Alpaca wool
c) Angora rabbit fur
d) Cashmere from goats