1. 

Arrange the following words as per order in the dictionary.

1. Silt 2. Silicon 3. Silicate 4. Silken
A. 2, 1, 4, 3
B. 4, 1, 3 ,2
C. 3 ,2, 4 ,1
D. 1, 4 ,3, 2

Answer: Option C

Explanation:

Arrange As per dictionary alphabets.
all are same Up to Sil
Then we will compare between silicon and silicate.
Both words are same up to Silic.
Then remaining on and ate , a came first, then Silicate will be first in dictionary.
Second position will be Silicon in dictionary.
Now Silt and Silken.
k comes before t, So Silken will be 3rd position in dictionary and Slit will be 4th position.
Now arrange the words as per given above explanation
3, 2, 4, 1