Class 1 English - ICSE

Vowels and Consonants

In this chapter, Class 1 ICSE students learn about the alphabet family of 26 letters and how they are divided into two special groups: Vowels and Consonants. Vowels are the magical sound-makers 'a', 'e', 'i', 'o', and 'u', while consonants make up the remaining 21 letters. Understanding this basic building block is extremely important for ICSE board preparation because it helps children learn spelling rules, use 'a' versus 'an' correctly, and build vocabulary. Mastering vowels and consonants lays the strong foundation needed for reading and writing simple English words confidently in early school exams.

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Key Concepts

The English Alphabet

There are 26 letters in the English alphabet, divided into uppercase (capital) and lowercase (small) letters.

What are Vowels?

There are 5 vowels in English: A, E, I, O, and U. They make special open sounds and every word usually needs at least one.

What are Consonants?

The remaining 21 letters of the alphabet, like B, C, D, F, and G, are called consonants.

Using 'A' and 'An'

We use 'an' before words that start with a vowel sound (like an apple) and 'a' before words starting with a consonant sound (like a ball).

Important Formulas

Total Letters = 26
Vowels = 5 (A, E, I, O, U)
Consonants = 21 (B, C, D, F, G, H, J, K, L, M, N, P, Q, R, S, T, V, W, X, Y, Z)

Board Exam Info

In ICSE Class 1 English examinations, questions from Vowels and Consonants usually carry around 5 to 10 marks. Common question types include circling the vowels, filling in missing vowels to complete words, sorting letters into vowel and consonant boxes, and choosing between 'a' and 'an' for given words.

Frequently Asked Questions

How many vowels are there in the English alphabet?

There are 5 vowels: A, E, I, O, and U.

Is 'Y' a vowel or a consonant?

In Class 1 ICSE grammar, 'Y' is taught as a consonant, though it can sometimes make vowel sounds in bigger words later!

How do I know whether to write 'a' or 'an'?

Look at the first letter of the word. If it starts with A, E, I, O, or U, use 'an'. For any other letter, use 'a'.

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