Choose the singular form of the noun given below:
Strata
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → Stratum
Singular of nouns ending in -a (from Latin):
Some nouns from Latin end in -um in the singular and -a in the plural. So strata → stratum. A stratum is one layer of rock or soil. Stratus is a different word: a kind of low grey cloud.