CBSE Class 10 Science Question Paper 2024-25 SET 1
Series GFHE5Question Paper Code 31/5/1 Set 1
SCIENCE(Session 2023-24)
Time allowed : 3 hoursMaximum Marks : 80
General Instructions : Read the instructions very carefully and strictly follow them:1. This question paper comprises 39 questions. All questions are compulsory.2. The question paper is divided into five sections - A, B, C, D and E3. Section A - Question Nos. 1 to 20 are multiple choice questions. Each question carries 1 mark.4. Section B - Question Nos. 21 to 26 are very short answer type questions. Each question carries 2 marks. Answer these questions should be in the range of 30 to 50 words.5. Section C - Question Nos. 27 to 33 are short answer type questions. Each question carries 2 marks. Answer these questions should be in the range of 50 to 80 words.6. Section D - Question Nos. 34 to 36 are long answer type questions. Each question carries 2 marks. Answer these questions should be in the range of 80 to 120 words.7. Section E - Question Nos. 37 to 39 are of 3 source-based/case-based units of assessment carrying 4 marks each with sub-parts.8. There is no overall choice. However, an internal choice has been provided in some sections. Only one of the alternatives has to be attempted in such questions.
SECTION - A
Select and write the most appropriate option out of the four options given for each of the questions 1-20. There is no negative mark for the incorrect response.
1. The main observations while performing the experiment of burning magnesium ribbon in air are:(i) Magnesium ribbon burns with a dazzling white flame(ii) A white powder is formed (iii) Magnesium ribbon vapourises(iv) Aqueous solution of the white powder turns blue litmus to red(A) (i) and (iv)(B) (ii) and (iii)(C) (i) and (ii)(D) (iii) and (iv)
Series GFHE5
Question Paper Code 31/5/1 Set 1
SCIENCE
(Session 2023-24)
Time allowed : 3 hours
Maximum Marks : 80
General Instructions : Read the instructions very carefully and strictly follow them:
1. This question paper comprises 39 questions. All questions are compulsory.
2. The question paper is divided into five sections - A, B, C, D and E
3. Section A - Question Nos. 1 to 20 are multiple choice questions. Each question carries 1 mark.
4. Section B - Question Nos. 21 to 26 are very short answer type questions. Each question carries 2 marks. Answer these questions should be in the range of 30 to 50 words.
5. Section C - Question Nos. 27 to 33 are short answer type questions. Each question carries 2 marks. Answer these questions should be in the range of 50 to 80 words.
6. Section D - Question Nos. 34 to 36 are long answer type questions. Each question carries 2 marks. Answer these questions should be in the range of 80 to 120 words.
7. Section E - Question Nos. 37 to 39 are of 3 source-based/case-based units of assessment carrying 4 marks each with sub-parts.
8. There is no overall choice. However, an internal choice has been provided in some sections. Only one of the alternatives has to be attempted in such questions.
SECTION - A
Select and write the most appropriate option out of the four options given for each of the questions 1-20. There is no negative mark for the incorrect response.
1. The main observations while performing the experiment of burning magnesium ribbon in air are:
(i) Magnesium ribbon burns with a dazzling white flame
(ii) A white powder is formed
(iii) Magnesium ribbon vapourises
(iv) Aqueous solution of the white powder turns blue litmus to red
(A) (i) and (iv)
(B) (ii) and (iii)
(C) (i) and (ii)
(D) (iii) and (iv)