Answer the following questions in the Reading Section of the English Study Material ( Class IX) given to you in foolscap sheets. Write only the answers. See that you write the correct Question Numbers.
READING: Passages 3,4 and 5 (Pages 22 to 26)
CRITERIA FOR EVALUATION:
Accuracy: 10 marks
HOLIDAY HOMEWORK SST CLASS:IX
Do any three of the following:
1. Draw a timeline from 1650 to 1930 showing the significant agriculture changes which you have read about in “Peasants and farmers”
2. If you are the Minister for Food and Agriculture what measures will you take to overcome famines.
3. Prepare your “Family Tree”.
4. Write an essay on NPP 2000.
5. Collect pictures and information on any two bioreserves of India
Mathematics Homework
नवीं कक्षा
निम्नलिखित पाठों के प्रश्नोत्तर अच्छी तरह पढ कर लिखिए .
१ नाना साहब की पुत्री देवी मैना को भस्म कर दिया गया .
२ प्रेमचंद के फ़टे जूते .
३मेरे बचपन के दिन
४ चंद्र गहना से लौट्ती बेर
५ मेघ आए
६ यमराज की दिशा
७ रीढ की ह्ड्डी
SANSKRIT HOLIDAY HOMEWORK
- एकम् अपठित अनुच्छेदम् लिखित्वा उत्तराणि लिखित।
- एकम् चित्रम् दृष्ट्वा पंचवाक्यानि लिखत|
- एकम् पत्रं मंचुषपद सहायेन लिखत|
- पाठा: (अष्टम:,नवम:, एकादश:, द्वादश:) पाठात् व्याकरण अभ्यासम्,प्रश्ननिर्माणं लिखत|
HOLIDAY HOME WORK –WINTER BREAK
CLASS-IX SCIENCE-BIOLOGY.
DIVERSITY IN LIVING ORGANISMS
Q.1 Anabaena is member of kingdom …..
Q.2 Aspergillum is a member of the kingdom ….
Q.3 Define the term autotrophic mode of nutrition
Q.4 The fungus living with algae is called as
Q.5 Name the scientist who has divided the monera into two subgroups
Q.6 Draw and label paramoecium.
Q.7 Distinguish the meaning of terms gymnosperms and angiosperms
Q.8 What is pseudocoelome? Give one example it.
Q.9 What is Haemocoelome? Give one example of it.
Q.10 Write two salient features of mammalian group.
Q.11 What is the basis of nomenclature of organisms, give the scientific name of ostrich.
Q.12 Give three salient features of amphibia.
Q.13 Mention three features of chordates.
Q.14 Draw and label balanoglossus.
Q.15 Give two salient features of aves and mention one example of a flightless bird.
Q.16 Write about the hierarchy of classification – groups and mention basic unit of classification.
Q.17 Give the salient features of bryophytes and draw the diagram of funaria.
WHY DO WE FALL ILL?
Q.1 Define health.
Q.2 Mention any two common symptoms of diseases.
Q.3 Typhoid is a bacterial disease. Mention true/false.
Q.4 Sleeping sickness is caused by
Q.5 Elephantiasis is caused by
Q.6 Mention two air born diseases 1…………….. 2………….
Q.7 Mention two sexually transmitted diseases 1………… 2……….
Q.8 Mention two viral diseases 1……………. 2…………..
Q.9 What is called vector. Give one example.
Q.10 Give two examples of chronic diseases.
Q.11 Distinguish between infectious and non-infectious diseases.
Q.12 Write short notes on small pox.
Q.13 What is immunity? Write short notes on it.
Q.14 What is vaccination? Give the details , how it works.
Q.15 Write three reasons for cancers.
Q.16 What are the basic five principles of treatment for diseaseas.
Q.17 How hygiene could help you to maintain good health and mention five situations to take care about health.
……………………………………………………………..
HOLIDAY HOMEWORK
CLASS IX PHYSICS
Answer the following questions:-
- Define thrust. Give its S.I. unit.
- Density of aluminium is 2700 kg/m3 and that of water is1000 kg/m3. What is the relative density of aluminium?
- If the work done by a force in moving an object through a distance 40 cm is 48.4 J, what is the magnitude of force ?
- Is energy scalar of vector?
- Convert the following into S.I. : 1 K J , 1 KWh.
- Define kinetic energy? Derive an expression for kinetic energy a body of mass m initially at rest being acted upon by a force attains a speed v :-
- Define potential energy? Derive an expression for the potential energy of a body of mass m raised to a height h from the ground level.
- A bullet of mass 10g is fired with a velocity of 80 m/s. What is its kinetic energy?
- Two bodies of equal masses move with uniform velocities “v” and “3v” respectively. Find the ratio of their kinetic energies.
- Find the momentum of a body of mass 100 g having kinetic energy 20 J.
- A man does 50 J of work in 5 seconds. What is his power?
- A woman pulls a bucket of water of total mass 5 Kg from a well which is 10m deep in 10 s. calculate the power used by her:-
- Convert 1 horse power into watt:-
- An electric bulb of 60W is used for 6 hours per day. Calculate the units of energy consumed in one day by the bulb?
- The velocity of a moving body is doubled. How will its kinetic energy change?
Holiday Homework
Class: IX Subject: Chemistry
I. Very Short Answer Questions
1. What do you understand by the atomicity of the substance?
2. Write the chemical formula of Aluminium Phosphate.
3. If 100g of calcium carbonate on heating produces 44g of carbon dioxide, how much quick lime will be formed?
Which law follows from this example? Define the law.
4. Calculate the molecular mass of C6H12O6
5. Convert 12 g of oxygen gas into moles.
II. Short Answer Type Questions
1. What is the difference between molecular compounds and ionic compounds? Explain with examples.
2. Calculate the mass o f 0.5 mole of CO2.
3. Calculate the number of molecules of sulphur (S8) present in 16g of solid sulphur.
4. Which of the following has larger number of hydrogen atoms?
(i) One mole of NH3. (ii) Two moles of HCl
5. Write down the names of the compounds represented by the following formulae.
(a) Al2(SO4)3 (b) MgCl2 (c) CaCO3
III. Long Answer Questions
1. What mass of silver nitrate will react with 5.85g of sodium chloride to produce 14.35g of silver chloride and 8.5g of sodium nitrate, if the law of conservation of mass is true?
2. Hydrogen and Oxygen combine in the ratio of 1:8 by mass to form water. What mass of oxygen gas would be required to react completely with 3g of hydrogen gas?
sooper.......but u could have got the passage written by sir
ReplyDeletethank you for your suggestion
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