rajeduboard.rajasthan.gov.in : Secondary Science Question Paper Model of Education

Name of the Board : Board of Secondary Education Rajasthan
Name of the Subject : Secondary Science
Document type :Sample Question paper
Website : rajeduboard.rajasthan.gov.in

Download Model/Sample Question Papers
2010 : https://www.pdfquestion.in/uploads/%20rajeduboard.rajasthan.gov.in/5375-S-07-2-Science.2-10.pdf
Paper II : https://www.pdfquestion.in/uploads/%20rajeduboard.rajasthan.gov.in/5375-S-97-Science%20(D%20&%20D).pdf
2011 ::https://www.pdfquestion.in/uploads/%20rajeduboard.rajasthan.gov.in/5375-S-07-1-Science-2011.pdf

Paper II ; https://www.pdfquestion.in/uploads/%20rajeduboard.rajasthan.gov.in/5375-S-07-2-Science.2-2011.pdf

2012 :https://www.pdfquestion.in/uploads/%20rajeduboard.rajasthan.gov.in/5375-S-07-2-Science.2-10%20(Secod%20Time).pdf
Paper I I : https://www.pdfquestion.in/uploads/%20rajeduboard.rajasthan.gov.in/5375-S-07-2-Science.2-10.pdf

2013 : https://www.pdfquestion.in/uploads/%20rajeduboard.rajasthan.gov.in/5375-S-07-Science-14.pdf

Science Sample Paper :

No. of Questions — 24 S—07–1—Science I
No. of Printed Pages — 7
SECONDARY EXAMINATION, 2010
First Paper
1. Candidate must write first his / her Roll No. on the question paper compulsorily.

Related : Board of Secondary Education Rajasthan SSLC/10th/ Tenth English Model Question Paper : www.pdfquestion.in/5374.html

2. All the questions are compulsory.
3. Write the answer to each question in the given answer-book only.
4. There are internal choices in Question Nos. 23 & 24.
5. Question Nos. 2 to 5 are Very Short Answer type questions.
6. For questions having more than one part carrying similar marks, the answers of those parts are to be written together in.

S—07–1—Science I S – 103
There are four parts ( i, ii, iii, iv ) in Question No. 1. Each part has four alternatives A, B, C and D. Write the letter of the correct alternative in the answer-book at a place by making a table as mentioned below :
Question No.
1. Correct letter of the Answer
Molecular formula of Freon-113 is The facility of working on any computer in any part of the world during working at one computer, is given by
(A) E-mail (B) Telnet (C) Protocol (D) World wide web. 1

Formula of Plaster of Paris is
(A) CaSO 4 . 2H 2 O (B) CaSO 4 . H 2 O (C) CaSO 4 (D) CaSO 4 . 1

The first Indian satellite launch vehicle is
(A) SLV-3 (B) Aryabhatta (C) Apple (D) Earth. 1

What is the reason to call autotrophs as osmotrophs ? 1
Where do the evergreen non-deciduous trees grow ? 1
Write the difference between red and green biotechnologies. 1

2. Write the names of any two atomic reactors founded in the expert
3. Name the constituent compound of the polymer orlon. 1
4. Write the full name of INSAT. 1
5. Why was Sir C. V. Raman honoured by a Nobel prize – 1
6. Write the expression for equilibrium constant of the reaction mA + nB m1 C + n1 D
7. Write the general formulae of Alkane and Alkyne. 1
8. What is the critical angle for glass – Show the reflection of light rays
9. What is geostationary satellite – Name the Indian geostationary
10. What are weak and strong electrolytes – Give example.
11. Give three main characteristics of reversible reactions.
12. Write the main objective of artificial insemination. Explain its two difficulties.

13. Draw a checker board with the result of crosses between a pure tall( TT ) and pure dwarf ( tt ) plants up to F 2 generation.
14. Write any three uses of biotechnology in the field of medicine.
15. Write the scientific name of the vector of malaria and dengue diseases and give the name of larvivorous fish which is dropped into the pond to destroy the larvae of it.
16. What is the bloodless surgery ? Write two uses of this technique.
17. Define malnutrition. Explain two diseases in human body caused by the deficiency of protein.
18. From which bacteria is human insulin obtained ? What is called this insulin ?
20. Why is the blood group O named as zero ( 0 ) group ? How does this blood group differ from blood group AB ?

21. Describe the life cycle of silkworm with diagram and write the method to obtain silk. 2 + 1 + 1 = 4
22. Explain the bio-manure and vermi compost. What is mycorrhiza ? Draw a labelled diagram of symbiotic mycorrhiza.
23. Describe the molecular structure of DNA of Watson-Crick model. Draw a labelled diagram of the model.
OR
Define mutation. How many types of mutation are there on the basis of causes ? Explain point mutation with the help of linear diagram.

24. Explain the process of animal cloning. Draw in brief, the linear diagram of the process.
OR
What is recombinant DNA technology ? Draw a linear diagram of this technology. Write any four important products and their applications.