Pakistan MCQs

Exocytosis secretes hormones, enzymes, and neurotransmitters.
It also adds membrane components to the cell surface.

'News' ends in -s but is treated as a singular uncountable noun.
It therefore takes the singular verb 'is.'

Exocytosis secretes hormones, enzymes, and neurotransmitters.
It also adds membrane components to the cell surface.

'A number of' means several and takes a plural verb.
The plural verb 'are' agrees with 'applicants.'

Exocytosis secretes hormones, enzymes, and neurotransmitters.
It also adds membrane components to the cell surface.

The subject is the singular noun phrase 'The number.'
Therefore, the singular verb 'is' is required.

Phagocytosis is often called cell eating.
Immune cells use it to engulf microbes and debris.

The name of an academic subject is treated as singular.
Thus, 'Mathematics is' is grammatically correct.

Phagocytosis is often called cell eating.
Immune cells use it to engulf microbes and debris.

The committee is viewed here as one unit because 'its' refers to the group collectively.
A singular collective meaning takes 'has.'

Phagocytosis is often called cell eating.
Immune cells use it to engulf microbes and debris.

At terminal velocity, net force is zero.
The object then moves with constant velocity.