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10th Class Science Syllabus
There are 5 Unit in Science Syllabus
|Chemical Substance – Nature and Behaviour|| 1.Chemical Recation|
2. Acids, Bases and Salts
3. Metals And Nonmetals
4. Carbon Compounds
5. Periodic Classification Of Elements
|World of Living||1. Life processes |
2. Control and Co-Ordination In Animals And Plants
4. Heredity and Evolution
|Natural Phenomena||1. Reflection of light by curved surfaces |
3. Functioning of a lens
|Effect of Current||1.Effect of Current|
2. Magnetic Effects Of Current
|Natural Resources||1. Source of Energy|
2. Our Enviorment
3. Managment of Natural Resources
10th Science important question Unit wise and Topic wise.So Lets Start the Topic…Unit 1
Chemical Substance – Nature and Behaviour (UNIT → 1)
in this chapter we give two type of question short and ling answer question. these are the Most important 10th class science question
Short Answer Type 10th Class science important Question Of Chapter 2
Question – Write the balanced Chemical Recation for the Following Reaction and identify the Type of Reaction in Each Case ?
(i) A Nitrogen Gas is treated with Hydrogen Gas in The Presence of a crystal at 773K to from Amonia Gas ?
(ii) Sodium Hydroxide Solution is Treated with acetic acid to from sodium acetate and water
(iii) Ethanol is warmed with etanoic acid to From Ethyl acetate in the presence of H2SO4 ?
(iv) Ethene is Burnt in the Presence of Oxygen to form Carbon dioxide,water and realeses heat and light ?
- N2 + 3H2 → 2NH3 (Synthesis )
- CH3COOH + NaOH → CH3COONa + H2O (Neutralization)
- C2H5OH + CH3COOH → H2O + CH3COOC2H5 (Esterification Reaction)
- C2H4 + 3O2→ 2CO2+ 2H2O + heat and light combustion reaction
Q 2 – Write the Balanced equation for the following Chemical reaction
Hydrogen + Chlorine —– Hydrogen Chloride
Barium Chloride + Aluminum Sulphate —- Barium Sulphate + Aluminium Chloride
Sodium + water — Sodium Hydroxide + Hydrogen
- H2 + Cl2 → H2Cl2
- 3BaCl2 + Al2(SO4)3 → 2AlCl3 + 3BaSO4
- 2Na + 2H2O → 2NaOH+ H2
Q 3 – identify the Reducing Agent in the Following rectaion ?
4NH3 + 5O2 → 6H2O + 4NO
2 H2O + 2F2 → O2 + 4HF
Fe2O3 + 3 CO → 3 CO2 + 2 Fe
2H2 + O2 → 2H2O
- NH3 is a reducing agent.
- H2O is a reducing agent
- CO is a reducing agent.
- H2 is a reducing agent
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Q- 3 identify the Oxidant in the following Reaction ?
2Mg + O2 —– 2MgO
CuSO4 + Zn → ZnSO4 + Cu
V2O5 + 5Ca → 5CaO + 2V
Question – Why do fire files glow at Night ?
- Because Fire flies Produce a chemical reaction inside the bodies
Q – Why Do We Store Silverd Chloride in Dark Bottel ?
- Because it react with Sunlight and Decomposed in the form of Chlorine gas and water
So These are the Short impotant Question for 10th Class……
Important 10th Science Long Question
Question – Give the Characteristics tests of following Gasses ?
Question – What Happen when Zinc Granules are Treated with dilute solution of H2SO4,HCL,HNO3,NaCl and NaOH . Also Write the Chemical equations if reaction occure ?
Question – Explain the following term with one example each ?
An Acid and Salt Base
Short Answer Type 10th Class Science important Question Of Chapter 2
Question – An Acid can react with ?
Question – Which is the following gives CO2 on Heating ?
(b) Quick Lime
(c) Lime Stone
(d) Soda ash
- Lime Stone
Question – Plaster of Paris Made From
(b) Quick Lime
(c) Lime Stone
Question – An aqeous solution with pH Zero
(a ) Acidic
Question – The odour of acetic acid resemble That of
Q – Which is The evolved Na2CO3 Heated ?
Question – If pH of Aa Solution is 13 , It means that
- Strongly Basic
Question – What is Common name of Compound CaOCl2 ?
- Bleaching Powder
Question – Name the Sodium Compound which is Used tho Softing Hard Water ?
- Sodium Carbonate is Used if Softing Hard Water
Long Answer type Science question (An Acid and Salt Base)
Question – Compound Such as Alcohal and Glucose also Contain Hydrogen But are not categorized an acid . Describe an activity
Metal or Non Metal
Short Answer Typer 10th Science Important Question
Question – A Mineral is Know as ore if Metal is
(a) Cannot be Produced from it
(b) Can be Produced from it
(c) Can be extract from it ProfitableIs
(d) very Costly
- Can be extract from it Profitable
Question – The earthy impurities associate with mineral used is metallurgy is Called ?
Question – Metal is Always found in free state
Question- Setting of Plaster of Paries Take place due to
Question – The Sulphide ore among the following ?
(d) Zinc Blande
- Zinc Blande
Question – Chemical Rust is
(a) Hydrate ferrous Oxide
(b) Hydrate ferric oxide
(c) Only ferrous oxide
(d) None of these
- Hydrate ferric oxide
Question – Most abundant metal on the earth
Question – The Correct Decreasing order of the metal in the activity series is
(a) Ca,Mg ,Fe ,Ni
(c) Ca,Mg ,Ni ,Fe
- Ca,Mg ,Fe ,Ni
Long Answer Type Question of 10th Science Chapter 3 (Unit – 1)
Question – What is Ment by ‘rusting’? With diagram,describe an activity to find out the condition under which iron rusts ?
Question – (a) write the chemical name of Coating that form of silver and cooper aricals .
(b).Explain what is galvanisation.but pusrposed is by served it .
(c) How alloy are alloys prepared ?
(i ) Small quantity of carbon (ii) Nickel and chromium are mixed with it
Question – Give Two Method to prevent rusting of iron ? Name the ores of the Mercury and zinc Explain with the help of diagrams how copper metal refine ? Labelled the important arrangements in the Experimental set up
Carbon and It’s Compound
Short answer type question of Chapter 4
Question – Give the name of the following functionals Groups –OH ,–COOH
- Alcohol Group Carboxylic acid Group
Question – How many covelnt Bond are in the molecule of ethene (C2H6)
- There are 7 covelnt bond in th molecule of ethene
Question – The IUPC NAME OF CH3COOH is
Question – Rectified Spirit is
- 95% of alcohal
Question – The Number of CH bond on C2H6 is
- 6 Bond
Question – IUPAC Name of first member of homologous series of ketone is
Question – Which has triple Bond C2H4,C3H4,C3H6
Question – what substance is added in the denutriation of ethyl alcohol
- Methyl Alcohol
Question – Would you able to chek if water is Hard by using Detergent ?
Long Answer type 10th Class science important Question
Question – Draw the Structure of the following
(a) Ethanoic Acid
Question – Explain the lasomerism ? State any four characteristic of lasomerism ? Draw structure of Possible isomer of butane
Question – What is Difference of between of Chemical Composition and detergent ? State in the brief of action of scope from a Shirt .Why are soap not considered Suitable for washing where water is hard ?
Periodic Classification of Elements
Short Answer Type important 10th Science question with Answer
Question – What is atomic mass of Na ?
- 23 Atomic Mass
Question – What is the total no of Period in the periodic table ?
- 7 Period
Question – According to which periodic table every eight repeat their property ?
- Newlands Octave
Question – which elements named as eka aluminum earlier ?
Long Answer Type important Question for 10 Science
Question – Which group of elements could be placed in Mendeleev’s Table without disturbing the original order ?
Question – Give an account of process adopted by mendeleev for the clarification of elements. How did he arrive at Periodic Table ?
Question – An element is placed in 2nd group and 3rd group in the periodic table,bums in presence of oxygen to from Basic oxide ?
(a) identify the element
(b) write the electronic Configuration
(c) Write an balance equation when it burns in the presence of air
(d) Write an balance equation when this oxide dissolved in water
So These are the 10th Class science important Question of First unit .When u practiced these question you will get highest score…….
World of Livining (UNIT → 2)
Short Answer Type Important Question 2019
Question – what are the Different type of tooth
- Incisors,canines,premolars and molars
Question – what does aerobic respiration occur in a cell ?
Question – Where is Hemoglobin present ?
- Red Blood Cell
Question – What is the principal of exchange gas ? Answer – Diffusion Principal
Long answer type question of 10th Science
Question – State the role of the following in human digestive system .
(a) Digestive enzymes
(b) Hydrochloric acid
Question 1 – Mention the raw matrial required for Photosynthesis ?
Q 2 – Write Correct Sequence of four steps of Method for the prepration of temporary mount of stained leaf peel ?
Q 3 – List three characteristics of lungs which makes it efficient respiratory surface ?
Question 4 – Draw the diagram of human exceratory system and label renal artery urethra ? State in Brief the function of
(a) Renal artery
(d) Urinary bladder
Question – Explain the process of nutrition in amoeba ?
Control and Cordination
Most Important Short Answer Type 10th Class Science Question
Question – Junction of Two neurons is called
Question – Write the name of Plant Hormone ?
Question – what do you mean by Geotropism ?
- Downward Movement of Roots in response of Gravtional Force is called Geotropism
Question – Name the Two Sets of Nerves that constitute the peripheral nervous system ?
- Sympatatic nervous system and Parasympathetic nervous System .
Question – The Brain is Lodged inside the cavity of skull know as :
Question – Name the Hormone which promotes Plant Growth ?
Question – which Parts of the brain maintain poisture and equilibrium of Body
Question – Name the Hormones Secreted by pancreas ?
- Insulin and Glucagon
Question – Name the Structural and Functional unit of nervous system ?
Question – Name One Sex Hormone ?
Long Answer Type Most Important Science question
Question – Which Type of glands in human body secrete hormone ? State any one location for them
Question – Pituitary is master endocrne gland ? Justify This Statement
Question – Draw the Structure of neurone and Explain it ?
Question – Mention the Structure of Human Brain ?
So These are the 10th Class science important Question for ur Exam.
Short Answer Type Science Important Question
Question – Define Parthenogenesis
- Development of organisms from the unfertilized egg
Question How may male gameter are perdouced by pollen grains ?
Question – During Grifting,the portion of plant that grafted is called
Question – What is Syngamy ?
- Fission of male Gamete with the egg Cell is Called Syngamy
Question – The Normal Duration of menstrual cycle
- 28 Days
Question – What is Parturation ?
- The birth of fully Developed
Question – What is Puberty ?
- When reproducive system functionally active or Starts Producing ova or Sperms is called Puberty .
Question – What is Tubectomy ?
- Removal of Section of fallopian Tube .
Question – Name the Consecutive Organism name of AIDS ?
- HIV ( Human Immunodeficiency virus )
Question – What is the Product of fertilization ?
Long Answer Type Science question of 10th class
Q 1 – What is Difference Between Binary function and Multiple Function ?
Q 2 – What are the basic features asexual reproduction ?
Questions 3 – What is Difference Between Fission and budding ?
Q 4 – what is Difference between internal and external fertilization ?
Heredity and evolution
Short Answer Type Science important question
Question – What is Monohybrid cross ?
- The Cross which occure Between Plants Showing two alternate forms a trate
Question – Write the Scientific name of plant on which mendal Carried out his Experiment ?
- Pisum Sativum
Question – why Male are called hetrogemtic ? .
- Because they have Dissimller Sex Chrosoms .
Question What is the percentage of couple a having daughter ?
- 50 Percent
Question – Name 2 Organism in which sex determination is Regulated by environmental factor ?
- Turtle and Lizard
Long Answer 10th Class Important Question
Question – Write Difference Between autosome and Allosomes?
Q 2 – Difference Between Convergent and divergent Evolution ?
Question – What is Difference between Chemical evolution and organic evolution ?
- So Finally Unit Second is Over . Keep practice these 10t class science important question and get highest markes
Natural Phenomena Unit (UNIT → 3)
Chapter 10th and 11th “Reflection & Refrection“
Short answer type 10th Class science question
Question – What is Magnification of plan mirror ?
Questions – when a convex lens act like a magnifying glass ?
- When object kept at focal length of the convex lens
Question – the radius of curvature of convex mirror 20 cm ? What is Focal length ?
Question – what is power of lens if focal length is 20cm?
- 5 Diopter
Long answer type important Science question
Question – Draw ray Diagram Showing the Showing the image formation by a concave mirror When Object is Place
(a) Between Pole and focus of Mirror
(b) Between focus and centre of conventure of the mirror
(c) a Little Beyond centre of Curvature of the mirror
(d) at infinity
Question – write raw of reflection ? Explain the same with the help of ray diagram, when ray of light passes through rectangular glass of slab ?
Question – Define the power of lens ? What is it’s unit ? One student uses focal lens of focal length 50 cm and another of -50cm ? What is the nature of lens and it’s used by each of them ?
Question – Draw a ray diagram showing the image formation by a concave lens when object are placed
(a) at infinity
(b) at finite distance from the mirror
Functioning of a lens
Short ANSWER Type 10th Class science question
Question why is red color selected for Dnager single light ?
- Wavelength of red color is more as compatre to other color .it can be easily seen through large distance
Question – what is Least distance of distnict vision normal human eyes ?
- 25 cm
Question – Name the Muscle responsible for bringing change in the focal length of eye lens ?
- Ciliary Muscle
Question – Name one defect a one vision which cannot be correct by any of Specatel lenses ?
Question – State one effect perdouce by the in Scttrating of light by the atmosphere ?
- Tyndall Effect
Question – What is the nature of eyes formed on the retina of the eye ?
- Real and inve
Question – What type of lens used for correcting Hypermetropia ?
- Convex lenses
Long Answer Type question of 10th class science
Question (a) What is dispersion if white light ? what is the cause of such dispersion ? Draw the diagram show the dispersion of white light through prism ?
(b) A glass prism is able to produce spectrum when white light passes through it but glass slab does not produce any spectrum . Explain why is it so ?
Question Explain the following term using in relation to defects vision and correction provided by them ?
(c) Bio Focal lenses
(d) Far Sightedness
Effect of Current (UNIT → 4)
Effect of Current
Short Answer Type Important Question of Science
Question – Write the S.I Unit of resistivity ?
- Ohm meter
Question – Name a device that maintain a potential difference across the conductor
- Cell or Battery
Question How ammeter are connected in Circuit to measure the current flowing through it ?
- In Series
Long answer type science important 10th Class question
Question – The metallic wire A and B are connected in a second wire A has a Length L and radius r . while wire B has Length 2l and radius 2r .Find the ratio of total resistance of series combination and the resistance of wire A .If the both the wires are the same material ?
Q 2 – A Piece of wire resistance 20 ohm is drawn so that is length is increse to twice it’s orignal length is calculate the resistance of the wire is the new situation ?
Question – (a) Define Electricity energy with S.I unit ?
(b) A household uses the following appliances
(c) Refrigerator of rating 400W for ten hour each day ?
(d) Two electric fan of rating 80w each for 12 hour each day.
(e) Six electric tube rating 18w each for the 6 hour each day
Calculate the electricity bill of the household for the month of August .If the cost of per unit of electric charge is 3.00 rs .
Question – Series arrangement not used in the Domestic circuit ? List any five reason
Magnetic effect of Electric Current
In this Chapter we give two section Short and long question list.these are the best 10th science impottant question…….
Short Answer Type Important question of 10th Science question
Question – A device producing electric current is called
Question – At the time of the short circuit ,the current in the circuit ?
- Increase Heavily
Question – Need some sources of electric current ?
- A Cell ,battery and D.C Generator
Question – Can 5A a fused be used in wire carrying 15A current ? why ?
- Because both of them would then be infeffective in controlling the amount if current following .
Long answer type 10th Class science question ?
Question – Explain the underlying and working electric generator by drawing a labeled diagram . What is the function of brushes ?
Natural Resouces (UNIT → 5)
in This Unit There are three chapter these three chapter are Source of “Energy,Our Enviorment,Managment of Natural Resources“
Short Answer Type 10th class Science question
Question – Radiation which are Harmful for living organism ?
- Ultraviolet Radiation
Question – Solar Cell are Made of ?
- Seine conductor
Question – The main constitute of CNG gas ?
Question – A food chain always start with ?
Question – Ozone layer damaged by ?
Question – What are the various steps of food chain called ?
- Trophic levels
Question – Define afforestation ?
- Planting trees is called afforestation
Long Answer Type 10th Class Science important question
Question – What are the advantage or Disadvantage of solar cooker ? are there places where solar cooker would have limited utility ?
Question – Describe How ozone layer formed in detail ?
Question – Write step to conserve energy ?
So These are the 10th Class science important Question for all 10th student. if u like share with your friend .