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#Question id: 19951


How many electrons in an atom with atomic number 105 can have (n +l) = 8 ?

#XL - P Chemistry
  1. 30
  2. 17
  3. 15
  4. Unpredictable

Answer:- Option(s): 2


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#Question id: 16869

#General Aptitude

Hardly had he left ………. his brother came.

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#Question id: 4601

#XL - T Zoology

DDT was once considered a "silver bullet" that would permanently eradicate insect pests. Instead, DDT is largely useless against many insects. Which of these would have prevented this evolution of DDT resistance in insect pests?

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#Question id: 19576

#XL - P Chemistry

When ammonia is oxidized to form nitric acid, what catalyst is used?

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#Question id: 17804

#XL - S Microbiology

Which of the following is a secondary compound of embryophytes? 

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#Question id: 4649

#XL - S Microbiology

Which statement best describes the evolution of pesticide resistance in a population of insects?

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