Select the most appropriate meaning of the given idiom.
  Chase rainbows

Select the most appropriate synonym of the underlined word in the given sentence.
 Some simple changes in eating habits can alleviate nausea. 

Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select ‘No substitution required.’
 We made sure our new house were closer to a good primary school when moving home last summer. 

Select the INCORRECTLY spelt word. 

Select the option that will improve the underlined part of the given sentence. In case no improvement is needed, select ‘No improvement required’.
 My mother’s sister work since eight hours every weekday. 

Select the option that will improve the underlined part of the given sentence. In case no improvement is needed, select 'No improvement required'.
 Major hubs of the information technology industry is the Silicon Valley of Central California. 

Select the most appropriate synonym of the given word.
 Grieve 

Parts of the following sentence have been given as options. One of them may contain an error. Select the part that contains the error from the given options. If you don’t find any error, mark ‘No error’ as your answer.
 Elizabeth beat her rival with the gold medal in the 2021 summer Olympics.