Have designed this blog keeping in mind the requirements of the school going students, though many of the topics can be beneficial for others also but main target is to cater the needs of CBSE school going children. Will try my best to cater to their other needs also like - material related to various competitive exams will be posted on the blog, so that other then their regular studies, students can concentrate on competitive exams also.
Tuesday, 27 November 2018
Sunday, 25 November 2018
Official Answer Key of Kerala NTSE Stage I 2018-19
State Council of Educational Research & Training
has issued the answer key of NTSE STage I 2018-19
Any complaints regarding answer keys should be submitted to The Director, SCERT through mail ntsescertkerala@gmail.com or by post on or before 3.12.2018.
After the given date no complaints will be entertained at any reason.
has issued the answer key of NTSE STage I 2018-19
Any complaints regarding answer keys should be submitted to The Director, SCERT through mail ntsescertkerala@gmail.com or by post on or before 3.12.2018.
After the given date no complaints will be entertained at any reason.
Friday, 23 November 2018
Thursday, 22 November 2018
Tuesday, 20 November 2018
Entrance Test of International Earth Science Olympiad 2019
Geological Society of India has invited Applications for the
Entrance Test of International Earth Science Olympiad (IESO) 2019
Students of 9th, 10th and 11th higher secondary schools / junior colleges, born after 1.7.2000 are eligible
Entrance Test will be held on - 19.01.19
For Application form
http://www.geosocindia.org/public/journals/253/docs/APPLICATION_FORM_IESO2019.pdf
For Submission of Applications in your respective states, please contact the Center Cordinator
http://www.geosocindia.org/public/journals/253/docs/Test_Centers_IESO2019.PDF
Entrance Test of International Earth Science Olympiad (IESO) 2019
Students of 9th, 10th and 11th higher secondary schools / junior colleges, born after 1.7.2000 are eligible
Entrance Test will be held on - 19.01.19
For Application form
http://www.geosocindia.org/public/journals/253/docs/APPLICATION_FORM_IESO2019.pdf
For Submission of Applications in your respective states, please contact the Center Cordinator
http://www.geosocindia.org/public/journals/253/docs/Test_Centers_IESO2019.PDF
Monday, 19 November 2018
Saturday, 17 November 2018
Friday, 16 November 2018
Official Answer Key of Gujarat NTSE Stage I 2018
Last date to submit objections is 26.11.18
Corrections in the Official Answer Key
MAT
Q.12 Answer in the official answer key is Option C, but none of the given options are correct. It should be a BONUS Question
Q.18 Answer given in the official answer key if Option C, correct answer should be Option B
Q.41. Answer in the official answer key is Option A, but none of the given options are correct. It should be a BONUS Question
Sol. CAT is written as ATC means First Alphabet i.e C is taken as the last alphabet
DEAR is written as EARD, means Fist Alphabet i.e. D is taken as the last alphabet
following the same sequence SIGN would be written as IGNS, which is not given as any of the options
Q.42 Answer given in the official answer key is Option C, correct answer should be Option D
Q.48 Answer in the official answer key is Option B, but none of the given options are correct. It should be a BONUS Question
Q.66 Answer given in the official answer key is Option B, correct answer should be Option A
Q.68 Answer given in the official answer key is Option B, correct answer should be Option D
Sol. ISI, the answer given in the official answer key is not an central investigating agency of Pakistan, ISI in Paksitan is just like RAW in India. The National Central Bureau of Pakistan is the central investigation agency of Pakistan and it's not given in the options.
Corrections in the Official Answer Key
MAT
Q.12 Answer in the official answer key is Option C, but none of the given options are correct. It should be a BONUS Question
Q.18 Answer given in the official answer key if Option C, correct answer should be Option B
Q.41. Answer in the official answer key is Option A, but none of the given options are correct. It should be a BONUS Question
Sol. CAT is written as ATC means First Alphabet i.e C is taken as the last alphabet
DEAR is written as EARD, means Fist Alphabet i.e. D is taken as the last alphabet
following the same sequence SIGN would be written as IGNS, which is not given as any of the options
Q.42 Answer given in the official answer key is Option C, correct answer should be Option D
Q.48 Answer in the official answer key is Option B, but none of the given options are correct. It should be a BONUS Question
Q.66 Answer given in the official answer key is Option B, correct answer should be Option A
Q.68 Answer given in the official answer key is Option B, correct answer should be Option D
Sol. ISI, the answer given in the official answer key is not an central investigating agency of Pakistan, ISI in Paksitan is just like RAW in India. The National Central Bureau of Pakistan is the central investigation agency of Pakistan and it's not given in the options.
Official answer key of Bihar NTSE Stage I 2019
Corrections in the Answer Key
SAT Paper
Q.2 Answer given in the Official Answer key is 4, Correct Answer should be 1
Q.15 Answer given in the Official Answer key is 3, Correct Answer should be 2
Q.22 Answer given in the Official Answer key is 2, Correct Answer should be 4
Q.24 Answer given in the Official Answer key is 4, Correct Answer should be 1
Q.29 Answer given in the Official Answer key is 2, Correct Answer should be 1
Q.50 Answer given in the Official Answer key is 1, Correct Answer should be 2
Official Answer Key of Delhi NTSE Stage I 2018-19
Directorate of Education, Govt. of NCT of Delhi
has issued the Answer key of Delhi NTSE Stage I 2018-19
Objections can be sent upto 19/11/18 to sciencebranch@gmail.com
Corrections in the Official answer key
In MAT Paper
Q.26 Answer given in the Official Answer Key is Option (1), correct answer should be Option (4)
26. A vessel contains 60 Ltr. of milk, 12 liters of milk is taken out of it and is replaced by water. Then again from the mixtrue 12 liters are taken out and replaced by water. Find the amount of milk left after the operation.
(1) 28.4 Ltrs. (2) 21.6 Ltrs. (3) 36 Ltrs. (4) 38.4Ltrs.
Ans. (4)
Sol. 12 liters is taken out and replaced by water new ratio is 4 : 1 Now milk is 4/5 part and water is 1/5 part,
Now thus, in 12 liters quantity of milk = 4/5 x 12 = 48/5 Ltr.
So remaining milk = 48 - 48/5 = 38.4 Ltrs.
Q.31 Answer given in the Official Answer Key is Option (2), None of the given options are correct. it should be BONUS
31. 2, 12, 30, ? , 90, 120
(1) 48 (2) 56 (3) 63 (4) 72
Ans. (NA), framing of the question is wrong. If we follow the sequence the missing term should be option (2) 56, but following the same sequence the last number should not be 120 as given, it should be 132, that's why question is wrong
Sol. 1 x 2 = 2 , 3 x 4 =12 , 5 x 6 = 30, 7 x 8 = 56, 9 x 10 = 90 , 11 x 12 =132
Q.51 Answer given in the Official Answer Key is Option (2), None of the given options are correct. it should be BONUS
51. What letter will come next in the following series ? ABCDEFGZYWUVTBCDEFYXWVUCDEXWVR
(1) A (2) V (3) B (4) Z
Ans. (NA)
Sol. Last term should have been D, it's been given R. Following this sequence next term should have been W, which is not given in the option
(1) A to G are the seven element in forward order. From Z to V it should be 7 elements in reverse order, but here in the question there are only 6 elements (X is missing) and it should be placed as TUV but here it is written as TVU
(2) B to F are 5 elements in forward order. From Y to U it should be 5 elements, if we follow the sequence of first statement, here also in reverse order it should have been 4 elements
Q.54 Answer given in the Official Answer Key is Option (1), None of the given options are correct. it should be BONUS
54. How many such consonants are there in the arrangement, each of which is immediately preceded by a symbol and immediately followed by 2 numbers ?
(1) four (2) one (3) two (4) three
Ans. (NA)
Sol. There is no such consonant as described in the question. The correct answer must be ZERO.
Q.67 Answer given in the Official Answer Key is Option (3), None of the given options are correct. it should be BONUS
67. If ‘JOURNAL’ is coded as ‘QLFIMZQ’ the code pattern followed is serial number -
(1) A (2) B (3) C (4) D
Ans. (NA)
Sol. A B C D E F G H I J K L M Row. (1)
Z Y X W V U T S R Q P O N Row (2)
Interchange row (1) and row (2) elements in given word like J replaced with Q just below it. But, from row (1) L and row (2) Q not following the pattern.
Q.71 Answer given in the Official Answer Key is Option (4), None of the given options are correct. it should be BONUS
Q.77 Answer given in the Official Answer Key is Option (2), None of the given options are correct. it should be BONUS
Q.80. Answer given in the Official Answer Key is Option (3), correct answer should be Option (4)
Each vowel in the word KILOMETER is replaced by the previous letter in the English alphabet and each consonant is replaced by the next letter in the English alphabet, then the substituted letters are arranged in alphabatical order, which will be the fifth from the left end ?
(1) D (2) L (3) M (4) N
Ans. (4)
Sol. by following the above pattern K = L, I = H, L = M, O = N, M = N, E = D, T = U, E = D and R = S.
Q.81. Answer given in the Official Answer Key is Option (1), correct answer should be Option (2)
Q.83. Answer given in the Official Answer Key is Option (1), None of the given options are correct. it should be BONUS
Q.86 Answer given in the Official Answer Key is Option (1), None of the given options are correct. it should be BONUS
Q.89 Answer given in the Official Answer Key is Option (2), None of the given options are correct. it should be BONUS
Q.92 Answer given in the Official Answer Key is Option (3), Correct Answer should be Option (4)
Q.94. Answer given in the Official Answer Key is Option (3), None of the given options are correct. it should be BONUS
Corrections in SAT Paper
Q.110 Answer given in the Official Answer Key is Option (1), None of the given options are correct. it should be BONUS
Q.120 Answer given in the Official Answer Key is Option (4), None of the given options are correct. it should be BONUS
Q.147 Answer given in the Official Answer Key is Option (3), Correct answer should be option (4)
Q.155 Answer given in the Official Answer Key is Option (3), Correct answer should be option (2)
has issued the Answer key of Delhi NTSE Stage I 2018-19
Objections can be sent upto 19/11/18 to sciencebranch@gmail.com
Corrections in the Official answer key
In MAT Paper
Q.26 Answer given in the Official Answer Key is Option (1), correct answer should be Option (4)
26. A vessel contains 60 Ltr. of milk, 12 liters of milk is taken out of it and is replaced by water. Then again from the mixtrue 12 liters are taken out and replaced by water. Find the amount of milk left after the operation.
(1) 28.4 Ltrs. (2) 21.6 Ltrs. (3) 36 Ltrs. (4) 38.4Ltrs.
Ans. (4)
Sol. 12 liters is taken out and replaced by water new ratio is 4 : 1 Now milk is 4/5 part and water is 1/5 part,
Now thus, in 12 liters quantity of milk = 4/5 x 12 = 48/5 Ltr.
So remaining milk = 48 - 48/5 = 38.4 Ltrs.
Q.31 Answer given in the Official Answer Key is Option (2), None of the given options are correct. it should be BONUS
31. 2, 12, 30, ? , 90, 120
(1) 48 (2) 56 (3) 63 (4) 72
Ans. (NA), framing of the question is wrong. If we follow the sequence the missing term should be option (2) 56, but following the same sequence the last number should not be 120 as given, it should be 132, that's why question is wrong
Sol. 1 x 2 = 2 , 3 x 4 =12 , 5 x 6 = 30, 7 x 8 = 56, 9 x 10 = 90 , 11 x 12 =132
Q.51 Answer given in the Official Answer Key is Option (2), None of the given options are correct. it should be BONUS
51. What letter will come next in the following series ? ABCDEFGZYWUVTBCDEFYXWVUCDEXWVR
(1) A (2) V (3) B (4) Z
Ans. (NA)
Sol. Last term should have been D, it's been given R. Following this sequence next term should have been W, which is not given in the option
(1) A to G are the seven element in forward order. From Z to V it should be 7 elements in reverse order, but here in the question there are only 6 elements (X is missing) and it should be placed as TUV but here it is written as TVU
(2) B to F are 5 elements in forward order. From Y to U it should be 5 elements, if we follow the sequence of first statement, here also in reverse order it should have been 4 elements
Q.54 Answer given in the Official Answer Key is Option (1), None of the given options are correct. it should be BONUS
54. How many such consonants are there in the arrangement, each of which is immediately preceded by a symbol and immediately followed by 2 numbers ?
(1) four (2) one (3) two (4) three
Ans. (NA)
Sol. There is no such consonant as described in the question. The correct answer must be ZERO.
Q.67 Answer given in the Official Answer Key is Option (3), None of the given options are correct. it should be BONUS
67. If ‘JOURNAL’ is coded as ‘QLFIMZQ’ the code pattern followed is serial number -
(1) A (2) B (3) C (4) D
Ans. (NA)
Sol. A B C D E F G H I J K L M Row. (1)
Z Y X W V U T S R Q P O N Row (2)
Interchange row (1) and row (2) elements in given word like J replaced with Q just below it. But, from row (1) L and row (2) Q not following the pattern.
Q.71 Answer given in the Official Answer Key is Option (4), None of the given options are correct. it should be BONUS
Q.77 Answer given in the Official Answer Key is Option (2), None of the given options are correct. it should be BONUS
Q.80. Answer given in the Official Answer Key is Option (3), correct answer should be Option (4)
Each vowel in the word KILOMETER is replaced by the previous letter in the English alphabet and each consonant is replaced by the next letter in the English alphabet, then the substituted letters are arranged in alphabatical order, which will be the fifth from the left end ?
(1) D (2) L (3) M (4) N
Ans. (4)
Sol. by following the above pattern K = L, I = H, L = M, O = N, M = N, E = D, T = U, E = D and R = S.
Q.81. Answer given in the Official Answer Key is Option (1), correct answer should be Option (2)
Q.83. Answer given in the Official Answer Key is Option (1), None of the given options are correct. it should be BONUS
Q.86 Answer given in the Official Answer Key is Option (1), None of the given options are correct. it should be BONUS
Q.89 Answer given in the Official Answer Key is Option (2), None of the given options are correct. it should be BONUS
Q.92 Answer given in the Official Answer Key is Option (3), Correct Answer should be Option (4)
Q.94. Answer given in the Official Answer Key is Option (3), None of the given options are correct. it should be BONUS
Corrections in SAT Paper
Q.110 Answer given in the Official Answer Key is Option (1), None of the given options are correct. it should be BONUS
Q.120 Answer given in the Official Answer Key is Option (4), None of the given options are correct. it should be BONUS
Q.147 Answer given in the Official Answer Key is Option (3), Correct answer should be option (4)
Q.155 Answer given in the Official Answer Key is Option (3), Correct answer should be option (2)