Science Questions & Answers for Competitive Exams

31. How many electrons does a hydrogen molecule have in its K shell?

32. Who wrote the patriotic song ‘Sare Jahan Se Achha Hindustan Hamara’ that was published in the weekly journal Ittehad on 16 August 1904?

33. What is pro-vitamin A or the anti-cancer compound present in carrots called?

34. Which of the following figures represents Mendeléev's Periodic Table that was published in a German journal in 1872?

35. Which protein is found in grains?

36. Which of the following figures accurately depicts the inter-conversion of the three states of matter?

37. Select the name of the hydrocarbon with a structural formula CH3 – CH2 – CH2 – CH2– CH2– CH3.

38. What are the thin filamentous extensions that the motile bacterial cells have from their cell wall called?

39. Who was the first person to conduct a systematic study of chromosomes during division and called this process mitosis?

40. Every year in the month of February, this camel festival is organised by Rajasthan Tourism Development Corporation in __________.

31. How many electrons does a hydrogen molecule have in its K shell?

32. Who wrote the patriotic song ‘Sare Jahan Se Achha Hindustan Hamara’ that was published in the weekly journal Ittehad on 16 August 1904?

33. What is pro-vitamin A or the anti-cancer compound present in carrots called?

34. Which of the following figures represents Mendeléev's Periodic Table that was published in a German journal in 1872?

35. Which protein is found in grains?

36. Which of the following figures accurately depicts the inter-conversion of the three states of matter?

37. Select the name of the hydrocarbon with a structural formula CH3 – CH2 – CH2 – CH2– CH2– CH3.

38. What are the thin filamentous extensions that the motile bacterial cells have from their cell wall called?

39. Who was the first person to conduct a systematic study of chromosomes during division and called this process mitosis?

40. Every year in the month of February, this camel festival is organised by Rajasthan Tourism Development Corporation in __________.

Science

Science

31. How many electrons does a hydrogen molecule have in its K shell?

32. Who wrote the patriotic song ‘Sare Jahan Se Achha Hindustan Hamara’ that was published in the weekly journal Ittehad on 16 August 1904?

33. What is pro-vitamin A or the anti-cancer compound present in carrots called?

34. Which of the following figures represents Mendeléev's Periodic Table that was published in a German journal in 1872?

35. Which protein is found in grains?

36. Which of the following figures accurately depicts the inter-conversion of the three states of matter?

37. Select the name of the hydrocarbon with a structural formula CH3 – CH2 – CH2 – CH2– CH2– CH3.

38. What are the thin filamentous extensions that the motile bacterial cells have from their cell wall called?

39. Who was the first person to conduct a systematic study of chromosomes during division and called this process mitosis?

40. Every year in the month of February, this camel festival is organised by Rajasthan Tourism Development Corporation in __________.

Science