CLASS: XI MED/NON MED SESSION 2021-2022

HGS /HOLIDAY HOMEWORK/CLASS-XI MED / NON MED

HERMANN GMEINER SCHOOL

FARIDABAD

HOLIDAYS HOMEWORK

CLASS: XI MED/NON MED SESSION 2021-2022


ENGLISH

GENERAL INSTRUCTIONS:

Students ‘Summer Vacations' is a leisure time for you to improve your academic,

knowledge as well as personality.

This holiday H.W will help in both the aspects of your personality.

All the questions are compulsory The Holidays Homework must be done in a very

neat and presentable manner.

The child will be assessed on the basis of presentation, neatness, completion of all

the given questions and timely submission.

Last but not the least revise the syllabus covered in the class as it will help you for

future assessments.

Please present your work neatly. You can add a touch of your artistic skills to it!!

1. PROJECT:

Create an attractive memoir on “Life in a Lockdown” (of any Size) with beautiful

pictures and creativity consisting of:-

Diary Entries for a week, sharing your daily record of events

Dialogue conversation with family members talking about their upstate of mind

Reporting various events and what you learnt/ your discoveries during lockdown.

Unpublished informal letters to your relatives/friends sharing your feelings and

emotions

A memoir is memory, life-changing event or something that someone never forgets.

MAKE IT IN A PPT FORM

1. What’s in a name?

Write the biography of author Khushwant Singh of the “The Portrait of a Lady” in your

notebook. You can use your creativity to do this work.


From classroom to online classes...Coexisting with COVID-19

The COVID-19 pandemic has proven to be more than just a threat to our health. It has become a disruption to our way of life, affecting everything. One of the most significant challenges was remote (online) learning. Write a Debate on how distance learning, home learning, student-teacher relationships, digital teaching and e-learning has affected the students. Has it been a bane on our lives or an opportunity for advancing the quality of education? Write for / against the motion.

Please note that except for question number 1, all other questions must be attempted

in the English fair notebook.

CHEMISTRY

Q1. Calculate the mass of a magnesium atom in grams.

Q2. What is molality?

Q3. Determine the number of moles present in 0.55 mg of electrons.

Q3. Give the empirical formula of the following.

C6H12O6, C6H6, CH3COOH, C6H6Cl6

Q4. Empirical formula represents the simplest whole number ratio of various atoms present

in a compound.

(i) Give the relation between empirical formula and molecular formula.

(ii) An organic compound has the following percentage composition C = 12.36%,

H = 2.13%, Br = 85%. Its vapour density is 94. Find its molecular formula.

Q5. What is mole fraction?


Q6. A compound is made up of two elements A and B, has A = 70% and B = 30%. The

relative number of moles of A and B in the compound are 1.25 and 1.88 respectively. If the

molar mass of the compound is 160, find the molecular formula of the compound.

Q7. 12 g of 12C contains Avogadro’s number of carbon atoms.

(i) Give the Avogadro’s number.

(ii) The mass of 2 moles of ammonia gas is:

a. 2 g b. 1.2 x 1022g c. 17 g d. 34g

Q8. Calculate the volume of ammonia gas produced at STP when 140 g of nitrogen gas

reacts with 30 g of hydrogen gas. (Atomic mass: N = 14u, H = 1 u)

Q9. Calculate the number of molecules in each of the following:

i. 1 g N2

ii. 1 g CO2 (Given that NA is 6.022 x 1023, molecular mass of N2 = 28 and CO2 = 44)

Q9. How many significant figures are present in the following?

i) 0.0025 ii) 285

Q10. How many moles of dioxygen are present in 64g of dioxygen? (Molar mass of

dioxygen is 32).

Q11. In a reaction A + B2 → AB2, identify the limiting reagent in the reaction mixture

containing 5mol A and 2.5mol B.

Q12. Calculate the mass of NaOH required to make 500 ml of 0.5M aqueous solution.

(Molar mass of NaOH = 40)

Q13.What is the number of hydrogen atoms in 1 mole of methane (CH4)?

Q14. An organic compound on analysis gave the following composition. Carbon = 40%,

Hydrogen = 6.66% and oxygen = 53.34%. Calculate its molecular formula if its

molecular mass is 90.

Q15.Calculate the molarity of a solution containing 8 g of NaOH in 500 mL of water.


Q16.What do you mean by molar mass of a compound?

Q17. Calculate the number of moles in 1 L of water (Density of water 1 g/mL). Also

calculate the number of water molecules in 1 L water. (3)

Q18. If the mass percent of various elements of a compound is known, its empirical

formula can be calculated.

a) What is mass percent?

b) A compound contains 4.07% hydrogen, 24.27% carbon and 71.65% chlorine. Its

molecular mass is 98.96. What are the empirical and molecular formulae?

Q19. Calculate the number of moles of oxygen required to produce 240 g of MgO by

burning Mg metal. (Atomic mass Mg =24, O=16)

Q20. One-gram atom of an element contains 6.02 x 1023 atoms.

(i)Find the number of oxygen atoms in 4 g of O2.

(ii)Which is heavier, one oxygen atom or 10 hydrogen atoms?

BIOLOGY

Take care of your health, have lots of water and fruits. Avoid junk food. Stay at home and

wash your hands frequently. Apart from all these you have to do the following -:

# Prepare an investigatory project report on any one topic out of the following: -

• India’s Monsoon

• Manures and Chemical Fertilizers

• Blood Circulation

• How Does Light Affect Yeast?

• Study on Probiotics and their Preparation

• Mitosis in Onion Root Tip Cells

• Respiratory disorders and their causes

• Microbes in Human Welfare


• Effect of Antibiotics on Microorganisms

• Effects of light and temperature on the Rate of Elongation of the Hypocotyl

• Study on Enzymes

• Vitamins or Sources of Vitamins

• Effects of Diet on Blood Glucose

• Sources of Energy

• Transpiration of Plants

• Phylum Porifera

• Diabetes and Exercise

• Human Glands

• Types of Soil

• Malaria

Instructions:

• The project report should be presented in the following order

• Cover page showing title of the project, student information, name of school and

academic session.

• Acknowledgement.

• Chapters with relevant headings

• Summary and conclusion based on findings

• Bibliography

• Credit will be awarded to the drawings, pictures, llustrations and creative use of

materials

• All photographs and sketches should be labeled and acknowledged

• Learn all the lessons taught in class.

• Make the flow chart of animal kingdom and plant kingdom on A3 sheet.

• Practice all diagrams of NCERT.

• Complete all the worksheets posted in the group.


PHYSICS

Multiple choice question

1 Photon is quantum of radiation with energy E = hν where ν is frequency and h is Planck’s

constant. The dimensions of h are the same as that of

(a) Linear impulse

(b) Angular impulse

(c) Linear momentum

(d) Angular momentum

2.Which of the following are not a unit of time?

(a) Second

(b) Parsec

(c) Year

(d) Light year

3. Microscopic domain includes the

a) quantom theory

b) mechanics

c) thermodynamic

d) sounds

4. Weak nuclear forces operates among

a)all charge particles

b) electrons and neutrino

C) all objects in universe

d) Both A and B.

Very Short answer questions

1. The radius of atom is of the order of 1 Å and radius of nucleus is of the order of fermi.

How many magnitudes higher is the volume of atom as compared to the volume of

nucleus?


2.Name the device used for measuring the mass of atoms and molecules.

3.Express unified atomic mass unit in kg.

4. Why do we call Physics is an exact science?

5.Name the two major groups of physics.

6.Is strong nuclear force, charge dependent?

Short answer questions

1.Give an example of

(a) a physical quantity which has a unit but no dimensions.

(b) a physical quantity which has neither unit nor dimensions.

(c) a constant which has a unit.

(d) a constant which has no unit.

2.Calculate the length of the arc of a circle of radius 31.0 cm whi toch π/6 subtends an

angle of at the centre.

3. Explain any three types of error and how can they be corrected

4. Give an example of achievement in unification.

Long answer question

1. Prove the dimensional correctness of the following

a P.E= mgh

b F= Gmm/r^2

c.F= mv^2/r

2. Find the dimensions of the following

a. Gravitational constant

b. Power

c. Potential energy

d. Centripetal force


MATHEMATICS

1. Revise and complete all work done during May Month.

2. Learn and write all trigonometric formulae given in Chapter 3 .. From summary page

and revise all the trigonometric identities and relationship between them done in class X

3. Learn and write all mensuration formulae for Cube, Cuboid, Cone, Cylinder, Sphere,

Circle, Equilateral triangle, Square, Rectangle.

4. Make a ppt on any of the topic given in the NCERT.

Note... Learn an write all these formulae in a notebook of 20-25 pages.

PHYSICAL EDUCATION

UNIT-1

Q. 1. Define physical education and explain its aim and objectives.

Q. 2. What are the various career options in physical education?

Q. 3. Elaborate the “khelo india” programme in detail

UNIT-2

Q. 1 Explain the origin of ancient Olympic Games.

Q.2 Explain the origin of modern Olympic games

Q. 3 Write about the IOC and IOA in detail.

Q. 4 write a short note on the following:-

I. Special Olympic

II. Paralympics

III. Olympic flag

IV. Olympic motto

Q. 5 Learn the table of modern Olympic and Paralympic.


UNIT-3

Q. 1 Define the physical fitness and wellness. Explain its importance in detail.

Q. 2 what do you mean by Lifestyle? Explain the importance of Lifestyle.

Q. 3 Elaborate the components of physical fitness.

Q. 4 Discuss the components of health related fitness.

COMPUTER SCIENCE

TOPIC: PYTHON PROGRAMMING

Q1. ‘Python is an interpreted high level language’. What does it mean to you?

Q2. What is the difference between interactive mode and script mode in Python?

Q3. What does a cross platform language mean?

Q4. What is the difference between a keyword and an identifier?

Q5. How many types of strings are supported in Python?

Q6. What factors guide the choice of identifiers in program?

Q7. What is the error in following Python program with one statement? print (“My name is

“, name) Suggest a solution.

Q8. Write a program to obtain temperature in Celsius and convert it into Fahrenheit using

formula

F = C

x 9 / 5 + 32.

Q9.What will be the output of the following code?

x, y = 2, 6

x, y = y, x + 2

print(x,y)


Q10. Predict the output:

F = 2

S = 3

T = F * S

Print (F,S,T)

F = F + S + T

T = S * F

Print (F,S,T)

Q11. Find the output of the given code: Name = “Komal” Age = 18 print (“Your name &

age are”, Name + Age)

Q12. Write a program to accept radius from the user and print its area.

Q13. Write a program that asks for your height in centimeters and then convert your height

to feet and inches.

Q14. Write a program to read details like name, class, age of a student and then print the

details firstly in same line and then in separate lines. Make sure to have break lines in these

two different types of prints.

Q15. What are data types? What are Python‘s built in core data types?

Q16. What is a function? How is it useful?

Q17. Write a function that:

(a)Asks the user to input a diameter of a sphere (centimetres, inches, etc)

(b) Sets a variable called radius to one half of that number.

(c) Calculates the volume of a sphere using this radius and the formula: Volume = 4/3 π x

radius3

(d) Print a statement estimating that this is the volume of the sphere, include the

appropriate unit information in liters or quarts.

Note that there are 1000 cm3 in a liter and 57.75 cubic inches in a quart

(e)Return this same amount as the output of the function


HOME SCIENCE

1.Plan two nutritious recipes for adolescents. Recipes should be rich in

(Protein, Calcium, Iron, Folic acid and Vitamin c).Recipe includes main course/snack

and beverage. Try your hands on any one recipe at home, make a video of it and send

on [email protected] .

2. Collect wrappers of different food products bearing standard marks such as FSSAI,

AGMARK, ISI etc. Draw these standard marks on A4 size sheets with license no and

batch no.

3. Frame five messages related to nutrition and health and exhibit them using different

modes of communication such as leaflets, pamphlets etc.

4. Collect samples of different fabrics such as cotton, wool, silk, nylon, polyester, and

Acrylic and paste on A4 size sheet.

5. Collect labels of following products and write the information engraved on it on A4 size

sheet.

(a) Medicines (b) Food products (c) Apparel.

WEB APPLICATION

1. What do understand by ICT explain with example and images also?

2. Explain the history of internet?

3. What do you understand by communication cycle and also explain the type of it?

4. What is network? Explain network types with example?

5. What do you understand by network topology explain with suitable diagrams?

PSYCHOLOGY

1. Go to the nearby library or book store or surf the internet and obtain the names of Some book (frictional or non-frictional) which have some reference to application of psychology. Prepare a report giving a brief synopsis.

mailto:[email protected]


2. Make a PPT explaining the topics Branches of psychology, Scopes of Psychology,

Evolution of psychology and Psychologists at work. 3. Watch a movie based on application of psychology and write your observations

book store

MASS MEDIA STUDIES

1. Prepare PPT mentioning definition, origin, types, benefits, usage and Functions of Mass Communication. 2. Prepare your e-portfolio by illustrating your self-reflection. Portfolio is a compilation of documents that supports the candidate’s claim of competence. Documents may include reports, articles, and photos of products prepared by students in relation to the unit of competency.

“No matter how much falls on us, we keep plowing ahead.

That’s the only way to keep the roads clear.”

CLASS: XI MED/NON MED SESSION 2021-2022

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Transcript of CLASS: XI MED/NON MED SESSION 2021-2022