CLASS -9ATOMS AND MOLECULES

1. Name the scientist who gave two important laws of chemical combination.

2. What is law of conservation of mass? Describe with an activity.

3. State the law of constant proportion. Give example.

4. Write the postulates of Dalton’s atomic theory.

5. What is the difference between 2N and N2?

6. What is the difference between an atom and molecule?

7. If 100g of water is decomposed, how many grams of oxygen and hydrogen are obtained?

8. Write symbols of: (a) copper (b) mercury (c) iron (d) silver (e) gold (f) argon (g) zinc (h) cobalt (i) lead (j) potassium (k) silicon

9. What is meant by valency of an element?

10. Give two examples each of:

(a) Mono atomic molecule (b) tri atomic molecule (c) Di atomic molecule (d) poly atomic molecule

11. Write the chemical formula of: (a) Sodium oxide (b) calcium chloride (c) aluminium oxide

(d) magnesium hydroxide (e) sodium carbonate

12. Find the mass of:(a) .2 moles of oxygen gas (b) 1.5 moles of water (c) 3 moles of neon

(a) .5 moles of sodium (e) 2 moles of nitrogen element

13. Find the molecular mass of:

(a) H2S (b) HCl (c) NH3 (d) Cl2 (e) CH3COOH (f) CH3CHO

14. How many moles are there in 200 g of Na?

15. Calculate the mass of 1 atom of nitrogen?

16. How many molecules are present in 10 g of H2O?

17. Find the formula unit mass of: (a) NaCl (b) FeO (c) NaHCO3 (d) CuSO4

TOPIC -ATOMS AND MOLECULES

CLASS VIII
TOPIC REPRODUCTION IN ORGANISMS

Q1. Answer the following :

i. Female Gamete in humans

ii.Organism with largest egg

iii.Part where development of the baby takes place

iv.Name the first successfully cloned sheep

v.Type of fertilisation in hens

vi.Example of viviparous organism

vii.Example of an organism with internal fertilisation and external growth of baby

viii.Example of an organism with external fertilisation –

Q2. Fill ups:

i. In humans __________ is the male reproductive organ and _____________ is the female reproductive organ.

ii. _____________ is the male gamete produced by _____________.

iii. Fertilized egg is also called _____________.

iv. The female reproductive organs include______________, ________________ and _____________.

v. The male reproductive organs include _______________, _____________ and _________________.

vi. ______________ and ___________ lays hundreds of eggs at a time.

vii. _____________ reproduces by budding.

viii. All living organisms ______________ to produce young ones like them.

ix. Organisms reproduce by two ways ______________ and _________________.

x. Tadpole is the developing stage of the _____________.

xi. The cell formed after fertilization is called _________________.

xii. Frogs undergo ____________________ to become adults from tadpoles.

xiii. ___________________________ is essential for the continuation of species.

xiv. ___________________________ reproduction is characterised by the fusion of two cells called gametes.

xv. The cells involved in sexual reproduction are called _______________.

CLASS- VITOPIC- Electricity And CircuitsI. Fill in the blanks:1. The electric energy which is supplied in our home comes from electric ____________________houses.

2. The battery ____________________ is uses at homes, offices and hospitals.

3. The tiny coiled wire which is supported by two thick wire inside the bulb is called -______

4. Electric cell is a device which converts energy of chemicals ___________________energy.II. Name the following:

1. A combination of two or more cells2. An electric device which converts electric energy into light energy3. An electric circuit in which path of electricity is broken at some point is called

III. Choose the correct answer:1. An electric bulb has (two/one) terminals.2. The base of an electric cell is its (negative/positive) terminal.3. All metals are (conductors/Insulators) of electricity.IV. Distinguish between Conductors and Insulators.V. Name the five transformations of electric energy.

CLASS 7

Topic -Respiration

Worksheet 1Fill in the blanks.1. Every organism requires _________ to carry out the life processes.2. _________is a vital process which involves the inhalation of oxygen-rich air and exhalationof air rich in carbon dioxide.3. Breathing is called _________respiration.4. The process of exchange of gases in the cells is known as _________respiration.5. The hair present in the nostrils trap any _________particles present in the inhaled air.6. The inhaled air passes from the _________into the nasal cavity.7. Trachea is guarded by an opening called the _________.8. The trachea divides into two tubes called _________which enter the lungs.9. Lungs are _________in colour and spongy due to the presence of air spaces and a largenumber of blood capillaries filled with blood.10. The lungs are protected in the rib cage and supported by the _________.Worksheet 2Say whether these statements are TRUE or FALSE. Also, correct the false statements.1. Breathing is a physical process that involves inhalation and exhalation.______________________________________________________________
2. During inhalation, the diaphragm moves downwards and the chest cavity moves outwards creating space for the air to enter into the lungs.______________________________________________________________
3. The expansion and relaxation of blood during breathing also causes slight visible movement in the abdominal area._____________________________________________________________
4. Breathing rate is the number of times air is inhaled or exhaled in a minute.______________________________________________________________
5. The temperature of the exhaled air is not the same as the temperature of the body.______________________________________________________________
6. Yawning helps to get in extra amount of oxygen and expel carbon dioxide.______________________________________________________________
7. Haemoglobin present in blood gets bound to oxygen and forms oxyhaemoglobin.____________________________________________________________
8. Carbon dioxide produced during respiration is carried to the lungs through the blood forexhalation.______________________________________________________________
9. Some organisms such as yeast and bacteria do not use oxygen for respiration.______________________________________________________________
10. The process of oxidation of food with the help of oxygen present in air to release energy is called aerobic respiration.

class 9 LESSON NOTES

HINDI  SYLLABUS FOR FA3

आर्मी पब्लिक स्कूल, गोलकोंडा

कक्षा – 8

रचनात्मक मूल्यांकन – 3 मानदंड

2016  – 17 

क्रम सं.	मूल्यांकन	कार्य – 1 (25)	कार्य – 2 (10)	कार्य – 3 (10)	कार्य -4 (5)
1.	विवरण	रचनात्मक मूल्यांकन – 1 (लिखित) पाठ – 9  बाट की पहचान  (कविता) पाठ – 10  साए  (कहानी)	इतिहास प्रसिद्ध महापुरुषों के चित्र चिपकाइए तथा उनके संबंध में एक अनुच्छेद लिखिए | (सामूहिक)	कविता वाचन (व्यक्तिगत)	लेखन – पुस्तिका
2.	पूर्ण किये गए विषय	शब्दार्थ, मुहावरे, बहुविकल्पी प्रश्न, लघु प्रश्न, विचारात्मक प्रश्न, पाठ के पीछे दिया गया अभ्यास कार्य तथा व्याकरण भाग |	युगपुरुषों पर आधारित कविता बाट की पहचान | कविता वाचन तथा कविता की विस्तृत व्याख्या |	देशभक्ति या दृढ़ संकल्प पर आधारित कविता |	पाठ – 9  तथा पाठ – 10  का सम्पूर्ण कक्षा - कार्य तथा गृह – कार्य |
3.	मूल्यांकन के मापदंड	सटीक उत्तर, मात्राएँ तथा वर्तनी |	चित्रात्मकता – 3 लेखन – 5 प्रस्तुतीकरण – 2	कविता की विषय वस्तु  – 5 प्रस्तुतीकरण – 3 उच्चारण  –2	लेख – 1 चित्र – 1 स्वच्छता – 1 पूर्णता -1 प्रस्तुति – 1
4.	कार्य की प्रकृति	लिखित	लिखित एवं चित्रात्मक	लिखित	लिखित एवं चित्रात्मक
5.	सामूहिक/ व्यक्तिगत	व्यक्तिगत	सामूहिक	व्यक्तिगत	व्यक्तिगत

SYLLABUS FOR FA3

ARMY PUBLIC SCHOOL – 2016-2017

TOOLS FOR FA3

EXAM/SUBJECT FA-3	TOOL 1 25-MARKS PEN PAPER TEST	TOOL 2 (PROJECT) 10 MARKS	TOOL 3 ASSIGNMENT 10 MARKS		TOOl 4 5 Marks
ENGLISH	1. Literature The Neighbour The Gift of India 2. Grammar Auxiliary verbs Punctuation 3. Writing Skills Article Writing Paragraph Writing	PROJECT ON  Punctuate the following sentences ( Ex B from pg no 102 .... Grammarite Book)	.Write an article for your local newspaper narrating your encounter and expressing your opinion on peace and brotherhood. ( refer page no. 60 .... writing... from literature reader.		Speaking skills ..... narrating a real life incident in one minute
MATHS	Ch- 11 :  Linear Equation in one                variable  Ex- 11.2 Ch-12 : Understanding                 Quadrilaterals CH-14 : Visalizing solid shapes	Write any five special types of Polyhedron and explain them by using Euler’s Formula	Check Your Progress Algebraic Expressions Check Your Progress Factorisation Check Your Progress Linear Equation in One Variable		Funtoot
SCIENCE	L-9 Reproduction in animals L-10 Age of adolesence	Draw a neat diagram of human endocrine system .make a table showing location and function of each gland ·	Worksheet /quiz based on lesson Our universe		Activity
SOCIAL SCIENCE	HISTORY- CH 8 EDUCATION AND BRITSH RULE -------------------- CIVICS- CH 5 THE JUDICIARY ------------------- GEOGRAPHY- CH 5 AGRICULTURE	CV RAMAN AND JC BOSE		PROJECT ON SOCIAL REFORMERS  CH 9 HISTORY WOMEN AND REFORMS	ASSIGNMENT WORKSHEET WILL BE GIVEN TO THE STUDENTS OF CH- AGRICULTURE CH- EDUCATION AND BRITISH RULE
sanskrit	पाठ- 8  और  9 लिखित परीक्षा     25 अंक	Project – अस्माकं विद्यालयः पर २० वाक्य अपनी कक्षा पुस्तिका में पाठ ८ को पढ़कर लिखें तथा विद्यालय का चित्र चिपकाएं। (एकल लिखितकार्य)    10 अंक	Assignment- अस्माकं विद्यालयः पर पाँच- पाँच वाक्य  याद करके कक्षा में सुनाएं। (समूह परियोजना-मौखिक कार्य) 10 अंक ❀ पाँच- पाँच छात्र का समूह बनाएं।		कक्षा कार्यः पाठ  9 तक पूरा करें:  5 अंक