Series EAD
Roll No. Candidate must write the code on the
title page of the answer-book
• Please check that this question paper contains 10 printed pages.
• Code number given on the right-hand side of the question paper should be written on the title page of the
answer-book by the candidate.
• Please check that this question paper contains 39 questions.
• Please write down the Serial Number of the question before attempting it.
• 15minutes time has been allotted to read this question paper.
SCIENCE
Time Allowed: 3 hours Maximum Marks:80
General Instructions:
1. This question Paper consists of 39 Questions in 5 Sections A-E.
2. Section A consists of 20 Objective Type Questions carrying 01 mark each.
3. Section B consist of 6 Very Short Answer Type Questions carrying 02 marks each.
4. Section C consist of 7 Short Answer Type Questions carrying 03 marks each.
5. Section D consist of 3 Long Answer Type Questions carrying 05 marks each.
6. Section E consist of 3 Source-based / case-based units of assessment of 04 marks each with sub parts.
7. All Questions are compulsory. However, an internal choice is provided in some questions. Students are
expected to attempt only one of the questions.
Name of the Student (In CAPITALS):
____________________________________________________________________________________________________________
Candidate’s Signature: __________________________
Invigilator’s Signature __________________________
[1]
, SECTION-A
Section A consists of 20 questions of 1 mark each
1.
Above diagram represents the following reaction:
CaO(s) + H2O(l)→ ‘X’
Identify 'X' from given options,
(A) CaCO3 (B) CaCl2
(C) Ca(OH)2 (D) CaOCl2
2. Identify the sign shows that a product is obtained as a precipitate.
(A) (B)
(C) → (D)
3. Identify 'x', 'y' and 'z' in the following balanced reaction.
xPb ( NO3 )2 (s) ⎯⎯⎯
Heat
→ yPbO(s) + zNO2 ( g ) + O2 ( g )
(A) 2, 4, 2 (B) 2, 2, 4
(C) 2, 4, 4 (D) 4, 2, 2
4. Which of the following acid is also known as vinegar?
(A) Dilute hydrochloric acid
(B) Dilute sulphuric acid
(C) Dilute acetic acid
(D) Dilute tartaric acid
5. Four test tubes, containing solutions, are shown along with colours. FeSO4, is contained in:
(A) II (B) IV
(C) III (D) I
6. Which of the following is gypsum?
1
(A) CaSO4 H2O (B) CaSO4.H2O
2
(C) CaSO4. 2H2O (D) CaSO4.3H2O
7. Ethanol reacts with Na metal to form:
(A) CH3ONa + H2 (B) C2H5ONa + H2
(C) CH3COONa + H2 (D) CH3COOH + H2O
[2]
Roll No. Candidate must write the code on the
title page of the answer-book
• Please check that this question paper contains 10 printed pages.
• Code number given on the right-hand side of the question paper should be written on the title page of the
answer-book by the candidate.
• Please check that this question paper contains 39 questions.
• Please write down the Serial Number of the question before attempting it.
• 15minutes time has been allotted to read this question paper.
SCIENCE
Time Allowed: 3 hours Maximum Marks:80
General Instructions:
1. This question Paper consists of 39 Questions in 5 Sections A-E.
2. Section A consists of 20 Objective Type Questions carrying 01 mark each.
3. Section B consist of 6 Very Short Answer Type Questions carrying 02 marks each.
4. Section C consist of 7 Short Answer Type Questions carrying 03 marks each.
5. Section D consist of 3 Long Answer Type Questions carrying 05 marks each.
6. Section E consist of 3 Source-based / case-based units of assessment of 04 marks each with sub parts.
7. All Questions are compulsory. However, an internal choice is provided in some questions. Students are
expected to attempt only one of the questions.
Name of the Student (In CAPITALS):
____________________________________________________________________________________________________________
Candidate’s Signature: __________________________
Invigilator’s Signature __________________________
[1]
, SECTION-A
Section A consists of 20 questions of 1 mark each
1.
Above diagram represents the following reaction:
CaO(s) + H2O(l)→ ‘X’
Identify 'X' from given options,
(A) CaCO3 (B) CaCl2
(C) Ca(OH)2 (D) CaOCl2
2. Identify the sign shows that a product is obtained as a precipitate.
(A) (B)
(C) → (D)
3. Identify 'x', 'y' and 'z' in the following balanced reaction.
xPb ( NO3 )2 (s) ⎯⎯⎯
Heat
→ yPbO(s) + zNO2 ( g ) + O2 ( g )
(A) 2, 4, 2 (B) 2, 2, 4
(C) 2, 4, 4 (D) 4, 2, 2
4. Which of the following acid is also known as vinegar?
(A) Dilute hydrochloric acid
(B) Dilute sulphuric acid
(C) Dilute acetic acid
(D) Dilute tartaric acid
5. Four test tubes, containing solutions, are shown along with colours. FeSO4, is contained in:
(A) II (B) IV
(C) III (D) I
6. Which of the following is gypsum?
1
(A) CaSO4 H2O (B) CaSO4.H2O
2
(C) CaSO4. 2H2O (D) CaSO4.3H2O
7. Ethanol reacts with Na metal to form:
(A) CH3ONa + H2 (B) C2H5ONa + H2
(C) CH3COONa + H2 (D) CH3COOH + H2O
[2]
