Q 01/05

How many living species of rhinoceros are there?

A) Two

B) Five

C) Three

D) Four

Answer · why

B) Five

Two in Africa (white and black) and three in Asia (Indian, Javan and Sumatran).

Q 02/05

The word 'rhinoceros' comes from Greek words meaning what?

A) Armoured beast

B) Thick skin

C) Grey giant

D) Nose-horned

Answer · why

D) Nose-horned

Rhis is 'nose' and keras 'horn'; the plural can be either 'rhinoceros' or 'rhinoceroses'.

Q 03/05

Rhino horns are made of what material?

A) Bone

B) Keratin

C) Ivory

D) Cartilage

Answer · why

B) Keratin

The same stuff as hair and fingernails, which is why there is no good evidence of any medical benefit.

Q 04/05

Rhinoceroses belong to which group of hoofed mammals?

A) Even-toed ungulates

B) Proboscideans

C) Bovids

D) Odd-toed ungulates

Answer · why

D) Odd-toed ungulates

That puts them in the same order as horses and tapirs; every living rhino has three toes on each foot.

Q 05/05

Which two rhinos have no teeth at the front of their mouths and pluck food with their lips instead?

A) The two African

B) The Indian and Javan

C) The Sumatran and Javan

D) The Indian and Sumatran

Answer · why

A) The two African

Black and white rhinos completely lack incisors; Asian rhinos keep a tusk-like lower incisor they use in fights.