🇨🇴 ICFES SaberSemana 37 · 12 preguntas

Scientific Breakthroughs

Bundle W37 de Inglés para Grado 10 en Colombia (DBA MEN Colombia): 12 preguntas con explicación pedagógica.

Alineación: DBA MEN Colombia

CO-ING-10-2026-W37-scientific-breakthroughs-001-MASTERY-bundle

Pregunta 1

Bloom: Understand

Describing a general scientist.

"____ scientist must be objective and rely on ____ empirical evidence to support their claims."

Elige una opción para comprobar tu respuesta.

Ver respuesta

Respuesta correcta: D) A / -

  • A) The / the'The scientist' implies a specific one; 'empirical evidence' is uncountable/general.
  • B) An / the'An' is for vowel sounds.
  • C) - / -Needs an article for 'scientist'.
  • D) A / -Correct. 'A scientist' (any scientist) + zero article for uncountable general concept.

💡 Explicación

'A/An' is used for general singular nouns. Zero article is used for uncountable or plural nouns when speaking in general.

Pregunta 2

Bloom: Apply

Discussing the discovery of penicillin.

"Alexander Fleming discovered ____ penicillin by accident in ____ 1928."

Elige una opción para comprobar tu respuesta.

Ver respuesta

Respuesta correcta: C) - / -

  • A) the / the'The' is used for a specific unique object, but a year takes no article, so 'the' cannot appear before 1928.
  • B) a / -'A' is right for the year but wrong for penicillin: names of substances take no article.
  • C) - / -Correct. Zero article for substances (penicillin) and years.
  • D) the / -Possible but B is more standard for the substance itself.

💡 Explicación

Zero article is used with the names of substances (like penicillin) and specific years.

Pregunta 3

Bloom: Remember

Describing a unique celestial body.

"____ Moon is ____ only natural satellite of ____ Earth."

Elige una opción para comprobar tu respuesta.

Ver respuesta

Respuesta correcta: D) The / the / -

  • A) A / an / the'A' and 'an' are used for any single countable object, but the Moon is unique and takes 'the'.
  • B) The / the / thePossible, but 'Earth' usually takes zero article.
  • C) - / - / -The Moon is a unique body and requires 'the'; zero article would leave the sentence ungrammatical.
  • D) The / the / -Correct. 'The' for unique bodies + zero article for planets like Earth (unless preceded by 'the planet').

💡 Explicación

'The' is used for unique objects like 'the Moon' or 'the Sun'. Planets like 'Earth', 'Mars', etc., usually take no article.

Pregunta 4

Bloom: Analyze

An article about the importance of technology.

"____ technology has played ____ crucial role in ____ development of medicine."

Elige una opción para comprobar tu respuesta.

Ver respuesta

Respuesta correcta: A) - / a / the

  • A) - / a / theCorrect. Zero article for general concepts (technology) + 'a' for singular + 'the' for specific noun phrase.
  • B) The / a / -'The' is not right for technology as a general concept, and the phrase 'the role' would also be wrong: it is 'a role'.
  • C) - / - / theNeeds 'a' for 'role'.
  • D) The / the / -Zero article is right for technology, but 'the crucial role' needs 'a' since the role is singular and countable.

💡 Explicación

Zero article for abstract/general concepts (technology). 'The' is used for specific noun groups (the development of...).

Pregunta 5

Bloom: Understand

Discussing scientific awards.

"Winning ____ Nobel Prize is considered ____ highest honor in ____ science."

Elige una opción para comprobar tu respuesta.

Ver respuesta

Respuesta correcta: D) the / the / -

  • A) a / the / -Possible, but B is more specific for the name of the prize.
  • B) the / - / theIncorrect superlatives need 'the'.
  • C) - / the / -Needs 'the' for the prize.
  • D) the / the / -Correct. 'The' for specific names of prizes/superlatives + zero article for academic fields.

💡 Explicación

Use 'the' with specific prize names and superlative adjectives. Use zero article for general academic subjects.

Pregunta 6

Bloom: Apply

Describing a specific experimental result.

"____ results of ____ experiment were published in ____ journal last month."

Elige una opción para comprobar tu respuesta.

Ver respuesta

Respuesta correcta: C) The / the / a

  • A) - / the / aIncorrect for 'results'.
  • B) The / an / thePossible, but B is more standard for a narrative.
  • C) The / the / aCorrect. Specific results + specific experiment + any journal.
  • D) - / - / -Zero article cannot introduce 'results of experiment' here, because both the results and the experiment are specific and identified.

💡 Explicación

'The' for specific plural nouns (the results). 'A' for non-specific singular nouns (a journal).

Pregunta 7

Bloom: Analyze

Discussing renewable energy sources.

"____ solar power is ____ increasingly popular alternative to ____ coal."

Elige una opción para comprobar tu respuesta.

Ver respuesta

Respuesta correcta: D) - / an / -

  • A) The / an / -Incorrect for general energy.
  • B) - / a / theSolar power and coal as general energy sources take no article, so 'the coal' is wrong here.
  • C) The / the / the'The solar power' and 'the coal' are wrong: as general energy sources both take zero article.
  • D) - / an / -Correct. Zero article for general energy sources (solar power, coal) + 'an' for singular adjective-noun.

💡 Explicación

Zero article is used for general energy sources and materials.

Pregunta 8

Bloom: Analyze

A text about the invention of the telephone.

"____ telephone was invented by ____ Alexander Graham Bell, ____ Scotsman living in ____ United States."

Elige una opción para comprobar tu respuesta.

Ver respuesta

Respuesta correcta: D) The / - / a / the

  • A) A / - / a / thePossible, but B is for the invention itself.
  • B) - / - / a / -Incorrect for 'United States'.
  • C) The / the / the / theIncorrect for name.
  • D) The / - / a / theCorrect. 'The' for inventions + zero for names + 'a' for nationality + 'the' for countries with 'United'.

💡 Explicación

'The' is used for names of inventions as a class. Zero article for names of people. 'The' is required for 'The United States'.

Pregunta 9

Bloom: Evaluate

Discussing future space exploration.

"Will ____ humans ever reach ____ Mars and establish ____ colony there?"

Elige una opción para comprobar tu respuesta.

Ver respuesta

Respuesta correcta: A) - / - / a

  • A) - / - / aCorrect. Zero article for people as a group + zero for planets + 'a' for singular noun.
  • B) the / the / aIncorrect for humans/Mars.
  • C) - / the / theIncorrect for Mars.
  • D) the / - / aPossible, but B is more general for the species.

💡 Explicación

B2 complexity: Correct article usage with celestial bodies and general groups of people.

Pregunta 10

Bloom: Analyze

A formal discussion on biodiversity.

"____ Amazon Rainforest is home to ____ vast number of species, many of ____ which are still unknown to ____ science."

Elige una opción para comprobar tu respuesta.

Ver respuesta

Respuesta correcta: D) The / a / - / -

  • A) - / the / - / theThe Amazon is a specific region and needs 'The', and 'science' as an academic discipline takes zero article.
  • B) The / the / the / -'The number' is wrong: the phrase is 'a number of', and 'the which' cannot follow 'many of'.
  • C) - / a / the / theThe Amazon needs 'The' for a specific region, and 'science' takes zero article, not 'the'.
  • D) The / a / - / -Correct. 'The' for specific geographic regions + 'a' for 'a number of' + zero for science.

💡 Explicación

Advanced B2 structure: Geographic names (The Amazon) vs academic disciplines (science).

Pregunta 11

Bloom: Evaluate

Critique of an academic theory.

"____ theory of relativity, proposed by ____ Einstein, changed our understanding of ____ time and ____ space."

Elige una opción para comprobar tu respuesta.

Ver respuesta

Respuesta correcta: A) The / - / - / -

  • A) The / - / - / -Correct. 'The' for specific theory + zero for name and general abstract concepts.
  • B) A / - / - / -Incorrect for specific theory.
  • C) The / the / the / theIncorrect for abstract concepts.
  • D) - / - / - / -'The' is needed for a specific named theory, so the sentence cannot start with the zero article.

💡 Explicación

Using zero article for abstract nouns like 'time' and 'space' in a scientific context.

Pregunta 12

Bloom: Evaluate

A complex theoretical conclusion.

"____ more we learn about ____ universe, ____ more we realize how little we actually know about ____ life itself."

Elige una opción para comprobar tu respuesta.

Ver respuesta

Respuesta correcta: B) The / the / the / -

  • A) - / the / - / theThe structure is 'The more..., the more...', so both comparatives need 'the'; zero article breaks the second half.
  • B) The / the / the / -Correct double comparative with specific 'universe' and general 'life'.
  • C) More / the / more / -'More more' has no article on either comparative, so the parallel structure the sentence requires is lost.
  • D) The / - / the / -'The universe' is the standard unique name.

💡 Explicación

Mastery level: Combining the 'The + comparative, the + comparative' structure with complex article rules for unique and abstract nouns.

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