Happy Quiz

     Who invented first steam engine ?

• Thomas Newcoman

• Thomas Newcomen

• Thomas Newcomann

• Thomas Newcomean

Answer explanation

The first steam engine was invented by Thomas Newcomen in the early 18th century. His design was crucial for pumping water out of mines, marking a significant advancement in technology.

     I am used to .................... up early.

• wake

• waked

• waking

• woke

Answer explanation

The correct choice is 'waking' because the phrase 'used to' is followed by a gerund (verb+ing). 'Waking' fits this structure, while 'waked', 'woke', and 'wake' do not.

     Many people ............... wealth with happiness, but they are not the same.

• equal

• equally

• equate

• equality

Answer explanation

The correct choice is 'equate' because it means to consider wealth and happiness as the same, which fits the context of the sentence. The other options do not grammatically or contextually fit the sentence structure.

     If the temperature falls below zero, water (freeze).

• freezes

• freeze

• will freeze

• freezed

Answer explanation

The correct choice is 'freezes' because it agrees with the singular subject 'water' in the sentence. The verb must be in the third person singular form to match the subject when using the present tense.

     Flies and dirty hands can make food ............................

• hazardous

• contaminated

• unique

• delicious

Answer explanation

Flies and dirty hands introduce harmful bacteria and pathogens, making food unsafe to eat. Therefore, the correct choice is 'contaminated', as it accurately describes the negative impact on food safety.

   He works hard every day ............................ challenges he faces.

• no matter how

• no matter who

• no matter when

• no matter what

Answer explanation

The phrase 'no matter what' indicates that he continues to work hard regardless of the challenges he faces. This choice fits best in the context, as it emphasizes perseverance in the face of any obstacles.

   My father’s mother is called ....................................... grandmother.

• grandparents

• maternal

• maternel

• paternal

Answer explanation

My father's mother is referred to as my paternal grandmother. The term 'paternal' indicates that she is related through my father's side of the family, distinguishing her from a maternal grandmother, who would be my mother's mother.

Crepuscular animals are active during dawn and .......................

• morning

• day

• night

• dusk

Answer explanation

Crepuscular animals are specifically active during twilight periods, which include dawn and dusk. Therefore, the correct answer is 'dusk', as it complements the activity period of these animals.

    What is the meaning of GHGs?

• Greenhouse Gas

• Greenhousegas

• Greenhousegases

• Greenhouse Gases

Answer explanation

GHGs stands for Greenhouse Gases, which are gases that trap heat in the atmosphere. The correct choice is 'Greenhouse Gases' as it accurately represents the plural form of the term.

............................ animals are active during the day.

• Crepuscular

• Nocturnal

• Dinutnal

• Amphibian

Answer explanation

Nocturnal animals are active during the night, not during the day. The correct term for animals that are active during the day is 'diurnal'. Therefore, the correct answer is 'diurnal', not 'nocturnal'.