Selina Concise Class 7 Physics Solution Chapter No. 1- ‘Physical Quantities and Measurements’ For ICSE Board Students. A) Objective Questions: l.) Write true or false for each statement : (a) The S.I. unit of volume is litre. Answer: False SI unit of volume is m³. (b) A measuring beaker of capacity 200 mL can measure […]
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Selina Concise Class 8 Biology Chapter 1 Transport In Plants Solution
Selina Concise Class 8 Biology Solution Chapter No. 1- ‘Transport In Plants’ For ICSE Board Students. Multiple Choice questions: 1.) Put a tick mark against the correct alternative in the following statements: a) Diffusion occurs when molecules move i) from lower concentration to higher concentration. ii) from higher concentration to lower concentration through a membrane. […]
Selina Concise Class 7 Biology Chapter 6 Nervous System Solution
Selina Concise Class 7 Biology Solution Chapter No. 6- ‘Nervous System’ For ICSE Board Students. MULTIPLE CHOICE QUESTION Put a tick mark against the correct alternative in the following statements. (1) Medulla oblangata controls (i) Smelling (ii) Beating of heart and respiratory movement (iii) Intelligence and will power (iv) Balancing of the body Answer:(ii) Beating […]
Selina Concise Class 7 Biology Chapter 4 Photosynthesis and Respiration Solution
Selina Concise Class 7 Biology Solution Chapter No. 4- ‘Photosynthesis and Respiration’ For ICSE Board Students. Multiple Choice Question 1.) Put a tick against the most appropriate alternative in the following statements. (i) Carbohydrates are stored by plants in the form of : (a) Starch (b) Proteins (c) Fats (d) Glucose Answer: A, Starch stored […]
Selina Concise Class 7 Biology Chapter 5 Excretion in humans Solution
Selina Concise Class 7 Biology Solution Chapter No. 5- ‘Excretion in humans’ For ICSE Board Students. MULTIPLE CHOICE QUESTION Put a tick mark against the correct alternative in the following statements. (i) The kidneys are made up of tiny tubular units called : (a) Glomerulus (b) Nephrons (c) Capillaries (d) Neurons Answer: Answer is B […]
Selina Concise Class 10 Math Chapter 25 Exercise 25C Probability Solutions
Selina Concise Class 10 Math Chapter 25 Exercise 25C Probability Solutions Probability Exercise: 25C (Q1) A bag contains 3 red balls, 4 blue balls, and 1 yellow ball, all the balls being identical in shape and size. If a ball is taken out of the bag without looking into it; find the probability that […]
Selina Concise Class 10 Math Chapter 25 Exercise 25B Probability Solutions
Selina Concise Class 10 Math Chapter 25 Exercise 25B Probability Solutions Probability Exercise: 25B (Q1) Nine cards (identical in all respects) are numbered 2 to 10. A card is selected from them at random find the probability that the card selected will be: (i) An even number (ii) A multiple of 3 (iii) An […]
Selina Concise Class 10 Math Chapter 25 Exercise 25A Probability Solutions
Selina Concise Class 10 Math Chapter 25 Exercise 25A Probability Solutions Probability Exercise: 25A (Q1) A coin is tossed once find the probability of: (i) Getting a tail (ii) Not getting a tail Solution: If a coin is tossed once then the simple space is = {H, T} [H = Head and T – […]
Selina Concise Class 10 Math Chapter 23 Graphical Representation (Histograms and ogives) Solutions
Selina Concise Class 10 Math Chapter 23 Graphical Representation (Histograms and ogives) Solutions Graphical Representation (Histograms and ogives) (Q1) Draw histograms for the following frequency distributions (i) Class interval 0 – 10 10 – 20 20 – 30 30 – 40 40 – 50 50 – 60 Frequency 12 20 26 18 10 […]
Difference between Oxygen and Nitrogen
Difference between Oxygen and Nitrogen Oxygen Nitrogen Oxygen is essential gas which is present in air in small quantity about 21% . Nitrogen is the gas which is present in air in maximum quantity i.e. about 78% Oxygen is inhaled by living things to survive. Nitrogen is also present in animals body but in small […]