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1st blank- it requires a verb in continuous form while 2nd blank requires a noun to be filled in. 'expecting', 'expect' and 'expected': verbs in different forms; 'expectation': noun; hence, (b) is the right answer.
How many planets are terrestrial planets?
Which of the following substances will turn red litmus paper blue?
A galvanometer is used to:
Which drug is used as an anti-inflammatory?
What happens when one s orbital and one p orbital hybridize?
The common name of hydrogen peroxide is:
The force of attraction between the particles of matter is maximum in______.
Which of the following pair of element – atomicity is correct?
I. Helium – monoatomic
II. Oxygen – triatomic
Which of the following is the hardest mineral?
What is the colour of the outer zone of complete combustion of candle flame?