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# jbnsts.org Model Questions for Junior Talent Search Test JTST : Jagadis Bose National Science

Organisation : Jagadis Bose National Science Talent Search
Exam : Junior Talent Search Test – JTST
Document Type : Model Question Papers

Website : http://jbnsts.org/

Contents :

## JBNSTS Junior Talent Search Test Model Questions

Through the work experience of more than five decades, JBNSTS realized that it would be more effective if we catch the students when they are very young.

Thus JBNSTS took the initiative to start a Junior Talent Search Test from 2015 for class XI Science students of West Bengal.

Related / Similar Question Paper :
JBNSTS Sample Question Paper

1. Three filament bulbs A, B and C are connected with a cell as shown in figure
1. The bulb B is not glowing while A is glowing brighter than C.
What conclusion can you draw about the filaments of the bulbs A, B and C? Justify your answer.
Now the bulbs are connected as shown in figure 2. How will the bulbs A, B and C glow now? Justify your answer.

2. In the diagram below
A = Small piece of stone
B = An iron weight
C = Uniform ruler (50 cm, calibrated)
D = Beaker full of water.
With given materials and set up do a suitable thought experiment and find out the ratio of the weight of piece of stone and the weight of its equal volume of water by the measurement of length only. Expression of the ratio will contain only measured lengths from the ruler.

3. (i) During hydrogenation of vegetable oil to produce solid fats, unsaturated plant oils are treated with hydrogen in presence of a solid catalyst. Unsaturated oil h/n saturated fat
(ii) Nickel can be used in the form of thin wire or finely divided powder. In which case will the reaction be faster, with the catalyst in thin wire or finely divided powder form? Justify.
(iii) Can you put forward a quantitative model in support of your answer? Start with a Ni cube of side 1cm and proceed.

4. Suppose, in expense of 9.65 amperes of electricity you need to deposit a layer of metal coating uniformly on a plate ‘A’ of weight 5 g. You are allowed to choose any 3 metals from d-block of the periodic table (atomic numbers between 21 to 30, where atomic wt. may be considered as double of the atomic number of the respective metals). In order to coat, you are asked to perform the experiment uniformly for 15 minutes for all the chosen metals separately and plate A.

(i) Now write the metal compounds you are going to choose and then calculate and show the increasing order of weight of your coated plates used in your experiments.
(ii) Could you suggest a law based on which you could perform your work?

5. Show that the equation x4 – x3 + x2 – x + 1 = 0 does not have any real solution.
6. Solve for 0 and sec0 of the equation = 4x – x2 – 3 , where = 90.

7. Suppose a line segment is divided into two parts so that the area of the rectangle R formed by the entire line and one of the parts is equal to the area of the square S1 drawn on the other part. Consider the square S2 drawn on one of the diagonals of R. Show that the area of S2 is equal to three times the area of S1.

8. a) Write one morphological adaptation of a plant to warm wet climate.
b) How can a desert camel survive without drinking water or eating succulent food?
c) Plants of cold climates resemble those of deserts in that they are adapted to reduce transpiration during the dry season, which is winter in a cold climate. How the leaves do adapt in such climate?

9. a) Two pots marked A and B are partially filled with soil. Now you are asked to fill the pot A with plant waste & the pot B with some waste materials like plastic bags, glass bottle broken plastic toys etc. They are allowed to remain in an identical atmosphere for few days. Do you expect to observe any difference in the resulting soils of the pot A and Pot B? Explain.

b) How does the over doses of fertilizer causes harmful effect on nitrogen cycle?
c) What are the ways through which the pathogenic microbes enter into human bodies? What will be the harmful effect of hypo and hyper doses of antibiotic application?

10. State whether the following statements ate true or false. If false, correct the statement:
a) Ribosomes are made up of DNA and Lipid
b) The function of Meiosis II is to separate chromosome.
c) In plant cell the centriole is the centre of formation of Spindle fibre.
d) The longest phase of Mitotic cell division is anaphase
e) G1 is called pre mitotic phase.

11. i. A boy is suffering from hyperacidity. Should he avoid protein rich foods? Explain.
ii. A middle aged woman has been recently diagnosed with diabetes mellitus. Should she eat/drink more bitter substances (such as: neem, karalla, kalmegh, chirata, etc.) in order to cure this? Explain.

## Scholarship Test

It is a bi-phasic test involving written test (1st Phase) and Interview (Final Phase).
On the basis of the performance of written test, short listed candidates are selected for interview.
Finally, on the basis of the performance of both written test and interview, a list of Junior scholars is announced.

## Who Can Apply For The Test ?

The students who have passed their 10th standard or equivalent examinations with 75% marks in aggregate and taken admission in class XI in science stream (with atleast 3 subjects from Physics, Chemistry, Mathematics, Biology, Statistics and Computer Science) in the year of application.

1. Please give me the previous year question paper of Jbnsts Junior exam

2. Is it a model question paper for class XI ??

3. Send me please some questions and answers for the exam 🙁🙁🙁😭😭😭

4. There is no diagram given as per question

1. You have to pay 200 rupees pay.

5. Please kindly send me previous year modal question paper with answer.

6. Please send me a some previous year question…

7. Please kindly send me a question paper of this exam. It’s very urgent to me.

8. Please can anybody send the question paper of previous years along with it’s answers???

9. Please send me the question papers

10. Can I give the junior test in Bengali version??

1. yes, u can give the paper in bengali version

11. I want 2019 question paper of Jagadis Bose National Science Talent Scarch with Answers

12. Please Sent me the questionpapero(junior 2019 )which was organised on 25th august

13. Plz send the question papers..

14. Plz send the question papers plz…

15. I want to get previous exam papers with answer

16. send the sample answer of jtst 2018

17. how can i get the questions

18. quesation paper in bengali

19. Questions plzz…..

20. Please give me a last year’s question paper

21. Pls send me last 4 yrs.qspapers for juniors along with solution(if possibke(

22. I really want the previous question paper in bengali

23. Please send me a jtst bengali paper

24. WHAT IS THE BEST WAY TO PREPARE FOR JBNSTS JUNIOR?

25. Please send me a sample question paper for the JBNSTS exam 2019 (Junior)

1. Send me a model question paper for preparation of JBNSTS exam which is going to held on 25th August 2019. It’s urgent.

26. Send me a model question paper for preparation of JBNSTS exam which is going to held on 25th August 2019. It’s urgent.

1. A.what are the majors components of population growth

27. Send me the question papers of previous year.

28. Send me the model question papers of this exam for Junior.

29. Please send me the previous question papers in Bengali language of this JBNSTS exam.

30. I WANT QUESTION PAPER.

31. Please send me the previous year question paper.

32. Please send me the previous year question papers.

33. Thanks to website for PDF question paper.

34. I have been highly obliged to this website because I have gotten a lot of things about JBNSTS exam by using this website.

1. I eager to know what type of question of JBNSTS.

35. I need sample question paper and previous all question paper of JBNST in Bengali and what type of questions are asked in viva? Please suggest me.

1. I want to see jbnsts past marel question paper

36. Please advise, what type of question can be asked at the time of viva in JBNST?

37. Please send me the sample questions in Bengali.

38. I need sample of JBNSTS question papers.

39. Please send me the previous year question paper.

40. Please send me the previous years question papers in Bengali.

41. I want to know, how to get sample question paper with answer?

42. Please send me the previous years question papers.

43. Please tell me, are the questions objectives type (or) descriptive type?

1. Descriptive short answer type.

2. Descriptive type questions will be asked.

44. Please send me the previous years question papers in Bengali.

45. I want to know, How I can download the question paper? Please send the link if any!

46. Please send me the previous years question papers.

47. I need a question paper in Bengali.

48. I want to know, how can I get JBNSTS junior scholarship last year question paper in Bengali?

49. Please tell me the syllabus of this junior JBNTS examination.

50. Please send me the question paper of 2017.

51. Please send me the previous sample questions in Bengali version.

1. What are the majors components of population growth

52. Please send me the questions papers of previous 5 years of JBNSTS junior in Bengali version.

53. I need question paper in Bengali.

54. I need the question papers in Bengali version.

1. Please send me the question paper in Bengali.

55. Please send me the question paper of 2017 in Bengali version.

56. Please send me the question paper in Bengali.

1. What are the majors components of population growth

57. Let me know, how can I download the JBNSTS junior question paper of 2017?

58. Please send me the question paper of JBNST 2017 in Bengali version.

59. Please send me the previous year question papers.

60. I need the model question paper in Bengali. Is it available or not?

61. Please send me the question paper of 2017.

62. I want to know, how can I download the previous year question paper of JBNST examination? and also how can I get exam rule and details of the exam? Please send me link otherwise I will face huge problem about this exam.

63. Please guide me, How can I download the JBNSTS question papers?

64. When will junior scholarship result be out?

65. I need sample question paper of 2017.

66. How can I get the previous question papers of jbnsts?

67. I need sample JBNSTS question paper.

68. How can I get the previous years question papers of jbnsts junior exam?

69. Please send me 2016 jbnst questions.

70. How can I get the solutions?

72. How do I know, how much I need to write or how I need to answer it?

73. I need junior previous year model question paper.

74. HOW CAN I GET THE SOLUTIONS?

1. Answer key/ Solutions are not available in JBNSTS website.