GATE Questions

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We know that most of the metals are goof conductors of electricity and heat. Metals are very strong but they are malleable i.e, they can be bent into a shape. These are shiny when they are cut or polished. 

Hence, metals are malleable, conductors and luster. All the above are properties of the metals.

The error lies in part (1). 

As the phrase 'as much as' needs to be replaced with 'much as I'. This is because we use 'as much as' for comparing two qualities or things. But here in the given sentence a contrast is given in the latter part of the sentence. So we need a conjunction like 'even though' 'although' etc...

'Much as I' also serves the same purpose.

Venus planet is known as the Morning Star or the Evening Star.

We know that, elements in the same group of the periodic table have similar characteristics. Here magnesium and strontium are the same 2nd group elements and have same behavior. 

Therefore, strontium behaves same as magnesium. 

House of representatives has the power of impeachment in the office.

Golden Revolution refers to Horticulture. Horticulture has been defined as the culture of plants for food, comfort and beauty.

Enforcing a penalty will motivate people to pay the bills. So, course of action a follows.
It is general tendency to act accordingly when a penalty clause slapped. So, course of action b follows.