Advertisement Remove all ads

Science and Technology 1 2013-2014 SSC (Marathi Semi-English) 10th Standard [इयत्ता १० वी] Question Paper Solution

Advertisement Remove all ads
Science and Technology 1
Marks: 40Academic Year: 2013-2014
Date: March 2014

[10]1
[5]1.1
[3]1.1.1 | Rewrite the following statements with suitable words in the blanks:
[1]1.1.1.1

Fill in the blank:

Very fine particles mainly scatter ………… colored light.

Concept: Some Natural Phenomena Due to Sunlight
Chapter: [0.17] Wonders of Light 2
[1]1.1.1.2

The element eka-silicon in Mendeleev’s periodic table is known as ………… in the modern periodic table.

Concept: Merits and Demerits of Mendeleev’s Periodic Table
Chapter: [0.02] Periodic Classification of Elements [0.02] Periodic Classification of Elements [0.11] School of Elements [0.11] School of Elements
[1]1.1.1.3

Sodium or potassium salt of higher fatty acid is termed …………

Concept: Chemicals from Common Salt - Soap as a Salt
Chapter: [0.13] The Acid Base Chemistry
[2]1.1.2
[1]1.1.2.1

CuSO4(aq) + Zn(s)  ZnSO4(aq) + Cu(s) is an example of a decomposition reaction.

Concept: Types of Chemical Reactions - Single Displacement Reactions
Chapter: [0.03] Chemical Reactions and Equations [0.12] The Magic of Chemical Reactions
[1]1.1.2.2

Magnetic lines of force are closed continuous curves.

Concept: The Bar Magnet
Chapter: [0.15] All about Electromagnetism
[5]1.2 | Rewrite the following statements by selecting the correct options
Advertisement Remove all ads
[1]1.2.1

The reddish brown deposit formed on iron nails kept in a solution of copper sulphate is

  1. Cu2O
  2. Cu
  3. CuO
  4. CuS
Concept: Types of Chemical Reactions - Single Displacement Reactions
Chapter: [0.03] Chemical Reactions and Equations [0.12] The Magic of Chemical Reactions
[1]1.2.2

What will be the change in the current if the potential difference is kept constant and the resistance of the circuit is made four times?

  1. It will remain unchanged.
  2. It will become four times.
  3. It will become one-fourth.
  4. It will become half.
Concept: Ohm’s Law
Chapter: [0.14] The Electric Spark
[1]1.2.3

Choose the correct alternative and rewrite the following sentence.

A ray of light strikes the glass slab at an angle of 50°. What is the angle of incidence?

50°

90°

60°

40°

Concept: Refraction of Light - Refraction Through a Rectangular Glass Slab
Chapter: [0.17] Wonders of Light 2
[1]1.2.4

From which plant is litmus paper or litmus solution obtained?

  1. Moss
  2. Rose
  3. Hibiscus
  4. Lichen
Concept: Chemical Properties of Acids and Bases
Chapter: [0.13] The Acid Base Chemistry
[1]1.2.5

If the equivalent resistance is to be increased, then the number of resistances should be connected in

  1. Series
  2. Parallel
  3. Mixed arrangement
  4. None of the above
Concept: System of Resistors - Resistors in Series
Chapter: [0.14] The Electric Spark
[10]2 | Answer any five of the following
[2]2.1

Elements in the same group show the same valency. Give scientific reason.

Concept: Periodic Properties
Chapter: [0.02] Periodic Classification of Elements [0.11] School of Elements
[2]2.2

Find the resistance of a conductor if 0.24 A current is passing through it and a potential difference of 24 V is applied across it.

Concept: Ohm’s Law
Chapter: [0.14] The Electric Spark
[2]2.3

Differentiate between primary pollutants and secondary pollutants.

Concept: Pollution and Its Types
Chapter: [0.18] Striving for better Environment 1
[2]2.4

Write the electronic configuration of K and Ne.

Concept: Periodic Properties
Chapter: [0.02] Periodic Classification of Elements [0.11] School of Elements
Advertisement Remove all ads
[2]2.5

State Fleming’s right-hand rule.

Concept: Electromagnetic Induction
Chapter: [0.15] All about Electromagnetism
[2]2.6

Write a short note on dispersion of light.

Concept: Refraction of Light - Refraction of Light Through a Glass Block and a Triangular Prism
Chapter: [0.17] Wonders of Light 2
[15]3 | Answer any five of the following:
[3]3.1

State three differences between direct current and alternating current.

Concept: Electromagnetic Induction
Chapter: [0.15] All about Electromagnetism
[3]3.2

After you have dinner tonight, wash your own plates with soap/detergent.

  1. What colour change is observed when soap/detergent is applied?
  2. Name the type of reaction and explain it.
Concept: Types of Double Displacement: Neutralization Reaction
Chapter: [0.12] The Magic of Chemical Reactions
[3]3.3

Methyl orange is used as an indicator. It shows colour change in acid, base and neutral substance. Tabulate your result as follows:

Indicator Colour change Inference
Methyl Orange No change ......................
.................... Acid
Yellow .......................
Concept: Chemical Equation
Chapter: [0.03] Chemical Reactions and Equations [0.03] Chemical Reactions and Equations [0.03] Chemical Reactions and Equations [0.03] Chemical Reactions and Equations [0.12] The Magic of Chemical Reactions [0.12] The Magic of Chemical Reactions
[3]3.4

Given below is a diagram showing a defect of human eye. Study it and answer the following questions.

(i) Name the defect shown in the figure.
(ii) Give reason for this defect of eye in human being.
(iii) Name the type of lens used to correct the eye defect.

Concept: Eye Defect and Its Correction: Myopia Or Near-sightedness
Chapter: [0.07] Lenses [0.07] Lenses [0.16] Wonders of Light 1
[3]3.5

State three effects of radioactive pollution.

Concept: Radioactive Pollution and Effects
Chapter: [0.18] Striving for better Environment 1
[3]3.6

Define refraction and state the laws of refraction.

Concept: Refraction of Light - Refraction Through a Rectangular Glass Slab
Chapter: [0.17] Wonders of Light 2
[5]4 | Attempt any one of the following
Advertisement Remove all ads
[5]4.1

With a neat labelled diagram and derive the equation for three resistances connected in parallel.

Concept: System of Resistors - Resistances in Parallel
Chapter: [0.14] The Electric Spark
[5]4.2

With the help of an appropriate ray diagram, state the sign conventions for reflection by a spherical mirror.

Concept: Concave Mirror
Chapter: [0.16] Wonders of Light 1 [0.16] Wonders of Light 1

Other Solutions

Advertisement Remove all ads

Request Question Paper

If you dont find a question paper, kindly write to us





      View All Requests

Submit Question Paper

Help us maintain new question papers on Shaalaa.com, so we can continue to help students




only jpg, png and pdf files

Maharashtra State Board previous year question papers 10th Standard [इयत्ता १० वी] Science and Technology 1 with solutions 2013 - 2014

     Maharashtra State Board 10th Standard [इयत्ता १० वी] question paper solution is key to score more marks in final exams. Students who have used our past year paper solution have significantly improved in speed and boosted their confidence to solve any question in the examination. Our Maharashtra State Board 10th Standard [इयत्ता १० वी] question paper 2014 serve as a catalyst to prepare for your Science and Technology 1 board examination.
     Previous year Question paper for Maharashtra State Board 10th Standard [इयत्ता १० वी] -2014 is solved by experts. Solved question papers gives you the chance to check yourself after your mock test.
     By referring the question paper Solutions for Science and Technology 1, you can scale your preparation level and work on your weak areas. It will also help the candidates in developing the time-management skills. Practice makes perfect, and there is no better way to practice than to attempt previous year question paper solutions of Maharashtra State Board 10th Standard [इयत्ता १० वी].

How Maharashtra State Board 10th Standard [इयत्ता १० वी] Question Paper solutions Help Students ?
• Question paper solutions for Science and Technology 1 will helps students to prepare for exam.
• Question paper with answer will boost students confidence in exam time and also give you an idea About the important questions and topics to be prepared for the board exam.
• For finding solution of question papers no need to refer so multiple sources like textbook or guides.
Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×