In the following passage some words have been deleted. Fill in the blanks with the help of the alternatives given. Select the most appropriate option for each number.
Passage:
The National Aeronautics and Space Administrationās (NASA) Viking Mission to Mars was(1).......... of two spacecraft. Viking 1 and Viking 2, (2)............. consisting of an orbiter and (3).......... lander. The primary objectives (4)............ to obtain images and samples(5)............. the Martian surface andsoil.
For the following questions answer them individually
Select the word which means the same as the group of words given.
A false or assumed identity
Select the most appropriate wordto fill in the blank.
Last year the performance of this production unit was ...........
Identify the segment in the sentence which contains the grammatical error from the given options.
The chameleonās tongue is too long that it keeps it folded in the mouth.