CBSE Class 7 Science Previous Year Question Paper 2006-07
This CBSE Class 7 Science Previous Year Question Paper from the 2006-07 Annual Examination is designed for comprehensive exam practice. The paper carries a total of 100 marks and is to be completed within 3 hours. It is divided into sections with varying marks per question, including short answer questions worth 1 mark each, questions requiring two or three sentences worth 2 marks each, and short answer questions carrying 3 marks each. The paper covers a range of topics within the Science syllabus for Class 7, including reproduction, physics concepts like light and sound, chemistry basics, and human health and nutrition. Solving this board question paper helps students understand the exam pattern, identify key concepts, and improve their performance in the final examinations.
Quick info
| Board | CBSE |
|---|---|
| Class | 7 |
| Subject | Science |
| Session | 2006-07 |
| Language | English |
| Type | Previous Year Question Paper |
| Exam type | Board Exam |
Paper pattern
The paper is divided into sections with questions carrying 1, 2, and 3 marks each, totaling 100 marks and to be completed in 3 hours.
Topics covered
Paper topics
- Reproduction
- Calorie
- Rectilinear Propagation of Light
- Echo
- Formation of Shadow
- Symbol of Lead
- Fire Extinguisher Solution
- Gas produced during Lightning
- Goitre
- Luminous Bodies
- Vegetative Reproduction
- Boiling and Liquefaction
- Regular Reflection
- Thunder and Lightning
- Saline Water
- Characteristics of Non-metals
- Chemical Equations
- Electric Induction
- Induced Charges
- Scurvy
- Laws of Reflection
- Yeast Reproduction
- Conductors
- Binary Fission
- Regeneration
- Mosses Reproduction
- Spirogyra Reproduction
- Telephone Wires
- Pinhole Camera
- Image Characteristics
- Sound Absorbing Materials
- Auditoriums
Important topics
- Modes of Reproduction
- Rectilinear Propagation of Light
- Echo
- Formation of Shadow
- Symbol of Lead
- Portable Fire Extinguisher
- Gas produced during Lightning
- Goitre
- Luminous Bodies
- Vegetative Reproduction
- Boiling vs Liquefaction
- Regular Reflection
- Saline Water
- Characteristics of Non-metals
- Chemical Equations (CO2+H2O, SO2+H2O)
- Electric Induction & Induced Charges
- Scurvy
- Laws of Reflection
- Reproduction in Yeast
- Applications of Good Conductors
- Binary Fission vs Regeneration
- Reproduction in Mosses & Spirogyra
- Expansion of Telephone Wires in Summer
- Pinhole Camera Principle & Image Characteristics
- Sound Absorption
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Question paper text
Annual Examination 2006-2007
TIME: 3 HOURS
MAX.MARKS: 100
SUB: SCIENCE STD VII
SET -A
INSTRUCTIONS:
- All questions are compulsory.
- You are to attempt only one option in case of an internal choice.
- Answer the following in a word or a sentence (Each carries <u> 1 mark).</u>
<math>[1x10 = 10]</math>
Name 2 modes of reproduction.
- Define calorie.
- What is Rectilinear Propagation of light?
- What is an echo?
- Mention any 1 condition for the formation of shadow.
- What is the symbol of an element lead?
7. Name of the solution used in a portable fire extinguisher (in the steel cylinder).
- Name the gas produced during lightning (good for the plants)
- Name the deficiency that causes the disease goitre.
- Define luminous bodies.
II. Answer the following in two or three sentences (Each carries 2 marks) <math>[2x12=24]</math>
- List any 2 advantages of Vegetative Reproduction.
- Differentiate between Boiling and Liquefaction.
- What is regular reflection? State one advantage of regular reflection.
- Why is thunder heard after the flash of lightning?
- What is Saline water? Why is it unfit for irrigation?
- Write any 2 characteristics of non-metals.
- Complete the following Chemical equations and <u>name</u> the <u>product.</u>
(i) <math>C0_2 + H_20</math> -----
- <math>S0_2 + H_20</math> ______
- What do you understand by the terms electric induction and induced charges?
- Mention any 2 symptoms of scurvy (Vitamin C Deficiency).
- State the 2 laws of reflection.
- Given below is the diagram of yeast.
- Name the method of reproduction-shown.
- Name another organism that reproduces by the same method.
- List any 2 practical applications of good conductors.
- Questions 23-34 are short answer type question carrying 3 marks each. <math>[3x12=36]</math>
- (a) Differentiate between Binary fission and Regeneration.
- Mention the common method of reproduction in (i) Mosses
- Spirogyra.
- Why are the telephone wires kept slightly loose when fixed in the summer?
- (a) What is the principle behind a Pinhole Camera?
- List all the characteristics of an image formed by a pinhole camera.
- (a) Mention 2 materials that absorb sound.
- The Walls and ceilings of big auditoriums are covered with sound absorbing materials. Why?
-2-
Frequently asked questions
What is this document?
This is the CBSE Class 7 Science Previous Year Question Paper from the 2006-07 Annual Examination.
What is the total mark and time duration for this paper?
The paper carries a maximum of 100 marks and is to be completed in 3 hours.
What types of questions are included?
The paper includes questions requiring a word or sentence answer (1 mark), questions requiring two or three sentences (2 marks), and short answer questions (3 marks).
How can solving this previous year paper help students?
Solving this previous year question paper helps students understand the exam pattern, identify important topics, and practice answering questions within the time limit, thereby improving their preparation.
What subjects and class does this paper cover?
This is a Science question paper specifically for Class 7 students.
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