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Class 7 Computer Final Exam Class 7 - Computer Science Final Term Examination (100 Marks) Section A – MCQs (10 Marks) 1. The brain of the computer is called: CPU Monitor Keyboard Mouse 2. Example of system software: Windows MS Word Excel PowerPoint 3. Key used to delete left character: Backspace Delete Enter Shift 4. Full form of URL: Uniform Resource Locator Universal Resource Link Uniform Reference Link Universal Reference Locator 5. Device to input sound: Microphone Printer Speaker Monitor 6. Spreadsheet is used for: Performing calculations Drawing pictures Playing games Sending emails 7. Shortcut key to copy: Ctrl + C Ctrl + V Ctrl + X Ctrl + P 8. Storage device: Pen Drive Scanner Keyboard Monitor 9. E-mail stands for: Electronic Mail Easy Mail Electric Mail Express Mail 10. Part of CPU that performs calculations: ALU CU RAM ROM Section B – Short Answ...

Nutrients in Plants - Quiz Nutrients in Plants - Chapter Quiz Submit Quiz

Chapter 1 Geographical Diversity of India 1. What is meant by geographical diversity of India? Geographical diversity means the presence of different landforms such as mountains, plains, deserts, plateaus, coasts, and islands in India. The Himalayas 2. Where are the Himalayas located? The Himalayas are located in the northern part of India. 3. Write two importance of the Himalayas. The Himalayas protect India from cold winds and are the source of many rivers. 4. Name the three main Himalayan ranges. The three ranges are Himadri, Himachal, and Shiwalik. The Cold Desert of India (Ladakh) 5. Why is Ladakh called a cold desert? Ladakh is called a cold desert because it receives very little rainfall and remains extremely cold. 6. Name one occupation of the people of Ladakh. Animal rearing is an important occupation of the people of Ladakh. The Gigantic (Northern) Plains 7. How were the Northern Plains formed? The Northern Plains were formed by fertile soil deposited by r...

English Grammar Test English Grammar Test – Choose the Correct Option Submit

Forming Algebraic Expressions Instructions Let the unknown number be represented by x (and y where required). Read each statement carefully and write the correct algebraic expression. Each question includes its expression and a short explanation for better understanding. Section A: Basic Questions 1. Statement: Ramesh has some pencils and buys 6 more. Expression: x + 6 Explanation: Buying more means adding 6 to the number. 2. Statement: A number is multiplied by 9. Expression: 9x Explanation: Multiplying by 9 gives . 3. Statement: A number is decreased by 11. Expression: x - 11 Explanation: “Decreased” means subtract. 4. Statement: The length of a rectangle is 5 cm more than its breadth . Expression: length = breadth + 5 Explanation: “More than” means addition. 5. Statement: The cost of one notebook is 40 ₹. Find the cost of 8 notebooks. Expression: 40 x 8 = 320 ₹ Explanation: Cost is multiplied by 8. 6. Statement: Half of a number is increased by ...

NCERT Class 7 Science – Chapter 1: Nutrition in Plants and Animals Chapter Summary: This chapter explains different types of nutrition. Plants prepare their own food through photosynthesis , making them autotrophic . They use sunlight, water, and carbon dioxide to produce glucose and oxygen. Some organisms, like fungi, Cuscuta (Amarbel), and certain bacteria, depend on others for food and are called heterotrophic . The chapter discusses different types of heterotrophic nutrition: Parasitic nutrition: Organisms depend on a host for food (e.g., Cuscuta ). Saprotrophic nutrition: Organisms obtain food from dead and decaying matter (e.g., fungi). Symbiotic nutrition: Two organisms benefit from each other (e.g., Lichen – a combination of algae and fungi). The chapter also explains how Amoeba captures and digests food using pseudopodia (false feet) . It highlights the importance of nutrition in all living beings. Question-Answers: 1. Fill in the Blanks: (a) During photosynt...

Class 7 Science – Acids, Bases and Salts Quiz Acids, Bases and Salts – MCQ Quiz ▶ Play ⏸ Pause ⏯ Resume Next

कक्षा 7 हिंदी व्याकरण क्विज कक्षा 7 – हिंदी व्याकरण क्विज

1. Mean (Average) Definition The mean is the average of a group of numbers. Formula Mean = Sum of all observations ÷ Number of observations Explanation To find the mean, add all the values and divide the total by how many values are there. Example 1 Find the mean of: 4, 6, 8, 10 Solution: Sum = 4 + 6 + 8 + 10 = 28 Number of values = 4 Mean = 28 ÷ 4 = 7 Answer: Mean = 7 Example 2 Find the mean of: 12, 15, 18, 10, 5 Solution: Sum = 60 Number of values = 5 Mean = 60 ÷ 5 = 12 Answer: Mean = 12 Real-Life Uses of Mean Average marks of a student Average temperature of a week Average salary in an office Average runs of a cricket player 2. Median Definition The median is the middle value when the data is arranged in order. Steps to Find Median Arrange the data in ascending order Find the middle value Odd number of values → middle one Even number of values → average of two middle values Example 1 Find the median of: 5, 2, 9, 1, 7 Solution: Ord...

What is Percentage? The word percentage means “per hundred” . It is used to compare quantities by converting them into fractions of 100. The symbol for percentage is % . 👉 Example: 50% means 50 out of 100 or 50/100 . Important Points to Remember Percentage always has 100 as the denominator To convert a fraction into percentage → multiply by 100 To convert a percentage into fraction → divide by 100 Percentages are widely used in marks, discounts, profit & loss, population, and statistics. Question 1 Find the percentage of 25 out of 100 . Solution: 25/100 x 100 =1/4 x 100 = 100/4 = 25 Answer: 25% Question 2 Find the percentage of 20 out of 50 . Solution: 20/50 x 100 = 2/5 x 100 = 200/5 = 40 Answer: 40% Question 3 A student scored 45 marks out of 60 . Find the percentage. Solution: 45/60 x 100 = 3/4 x 100 = 300/4 = 75 Answer: 75% Question 4 Convert 3/5 into percentage. Solution: 3/5 x 100 = 300/5 = 60 Answer: 60% Question 5 Convert 0.25 ...

NCERT Class 7 Science - Chapter 1: Nutrition in Plants Introduction All living organisms require food for their survival. Plants are capable of making their own food, while animals depend on plants and other organisms for nutrition. This chapter explores the different modes of nutrition in plants and how they obtain essential nutrients. Modes of Nutrition in Plants Autotrophic Nutrition Plants prepare their own food through photosynthesis using sunlight, carbon dioxide, and water. Green plants that make their food are called autotrophs . Heterotrophic Nutrition Some plants depend on other organisms for food. Such plants are called heterotrophs . Photosynthesis: The Process of Food Making in Plants Photosynthesis is the process by which green plants make their own food using sunlight, water, and carbon dioxide. Raw Materials Required for Photosynthesis: Sunlight: Provides energy for the process. Chlorophyll: A green pigment in leaves that absorbs sunlight. Wa...

English Test 8 - Jumbled Sentences English Test 8 - Jumbled Sentences Fill in all the gaps, then press "Check" to check your answers. 1 ) house. / is / my / this 2 ) shoes. / are / your / these 3 ) my / are / not / they / friends. 4 ) very / fox / was / the / hungry / and / thirsty. 5 ) monkeys / are / four / there / on / the / mango / tree. 6 ) behind / cat / ran / the / the / mouse. 7 ) very / cap / is / your / beautiful. 8 ) tasty / mother / cooks / my / meal / for / us. 9 ) me / father / teaches / my / good / manners. 10 ) banyan / was / a / there / tree / in / the / park. Ans. a) b) c) d) e) f) g) h) i) j)  Check  ...