Organisation : Delhi Public School, Gwalior
Class : VII Std
Year : 2017-18
Document Type : Model Test Paper
Website : https://dpsgwalior.com/
Download Model Question Paper :
English : https://www.pdfquestion.in/uploads/22633-ENGLISH.pdf
Computer : https://www.pdfquestion.in/uploads/22633-COMPUTER.pdf
Maths : https://www.pdfquestion.in/uploads/22633-MATHS.pdf
Science : https://www.pdfquestion.in/uploads/22633-SCIENCE.pdf
Social Science : https://www.pdfquestion.in/uploads/22633-SOCIAL-SCIENCE.pdf
DPS Gwalior VII Std Model Test Paper
Subject : Science
Time : 3 hrs.
M.M : 80
Related : DPS Class VI Model Test Paper 2017-18 : www.pdfquestion.in/22629.html
Science
General Instructions :
1. All questions are compulsory.
2. Wherever necessary, the diagram drawn should be neat and properly labeled.
3. This question paper consists of three sections A, B & C.
Section A- Physics
Answer the following questions :
Q1. Outline your role as an active citizen in relation to sanitation. Give any three points.
Q2. Why in places of hot climate it is advisable that the outer walls of houses be painted white?
Q3. Explain why holes are made in hanging banners and hoardings.
Q4. Differentiate between conduction, convection and radiation.
Q5. What is the function of bar screens in a waste water treatment plant?
Q6. What actions on the part of the people should be taken in cyclone alert areas? Give any three points.
Q7. The distance-time graph of a participant in a cross- country cycle race is given below.
a) How long did he travel?
b) How far did he travel?
c) How many stops did he make?
Q8. State ‘Laws of Reflection ‘along with the diagram. OR What are the precautions to be taken if you are staying in a cyclone hit area. Give any five points.
Q9. Multiple Choice Questions (MCQ’s) :
(a) Land and sea breezes occur due to-
(i) Conduction
(ii) Convection
(iii) Radiation
(iv) None of these
(b) Storms blow at a speed of-
(i) 40-50 km/h
(ii) 50-60 km/h
(iii) 89-102 km/h
(iv) 77-96 km/h
(c) Which one is an inorganic impurity?
(i) Animal waste
(ii) Oil
(iii) Urea
(iv) Metals
(d) Value of 400C in K is-
(i) 320 K
(ii) 313 K
(iii) 310 K
(iv) none of these
(e) Diseases like cholera and typhoid are caused due to-
(i) Virus
(ii) Bacteria
(iii) Protozoa
(iv) None of these
(f) Moving air is known as
(i) Wind
(ii) Steam
(iii) Pressure
(iv) None of these
Section B- Chemistry
Answer the following questions :
Q1. Ammonia is found in many household products such as window cleaners. It turns red litmus blue. Why?
Q2. Why is setting of curd a chemical change?
Q3. Explain why burning of wood and cutting it into small pieces are considered as two different types of changes.
Q4. Write short notes on : (a) Lichens (b)Neutral solution
Q5. State differences between acids and bases.
Q6. Define a) Reeling (b) Scouring
Q7. Draw line diagram to explain sewage treatment plant.
Q8. Describe how crystals of Copper sulphate are prepared. OR Describe the process of neutralization with the help of an example.
Q9. Multiple Choice Questions (MCQ’s) :
(a) The removal of wool from sheep is called-
(i) Sericulture
(ii) Shaving
(iii) Shearing
(iv) Spinning
(b) Which of the following is not an indicator?
(i) Blue litmus
(ii) Phenolphthalein
(iii) Methyl orange
(iv) Digene
(c) The rearing of silkworms for the production of silk is called
(i) Pisciculture
(ii) Sericulture
(iii) Animal husbandry
(iv) Apiculture
Computer
I. Answer the following questions : [10 X 4 = 40 ]
a. What is a Cabinet Fan?
b. Define Mesh Network.
c. Write the functions of Star Network.
d. Write the names of any two free-email service providers.
e. What is Spam?
f. Define the term MS Excel.
g. Write any two disadvantages of Networking.
h. Write a short note on USB Port.
i. Write any two features of Local Area Network.
j. What is chatting?
II. Write the steps to do the following : [5 X 2 = 10 ]
a. Logging in the Network
b. Create the E-Mail account.
III. Fill in the blanks : [10 X 1 = 10 ]
1. ____________________ and ____________________ are the examples of computer Hardware.
2. ____________________ and ____________________ are the names of any two ports.
3. Intranet is a ____________________ network. ____________________ and
4. A server is a computer that provides ____________________ to other computers..
5. WAN stand for ________________________________________.
6. ____________________ and ____________________ are the types of Network Topology.
7. First-Line indent is used to indent the ____________________ line of the paragraph.
8. Line spacing sets ____________________ between the lines in a paragraph.
9. ____________________ is the shortcut key for Find and Replace option in MS Word.
10. Expansion cards fit in ___________________