Category: Selina ICSE Solutions

Multiple Choice Questions:- Question 1. In potato starch is stored in:a) Sclerenchymab) Collenchymac) Parenchymad) Chlorenchyma Question 2. Tendons and ligaments are examples of:a) Fibrous connective tissueb) Cartilagec) Muscular tissued) Adipose tissue Question 3. Which one of the following pairs is correctly matched?a) Meristem – Actively dividing cellsb) Xylem – Transport of foodc) Phloem – Transport […]

Question 1. In the figure, given below, straight lines AB and CD intersect at P; and AC||BD. Prove that:(i) ∆APC and ∆BPD are similar.(ii) If BD = 2.4 cm AC = 3.6 cm, PD = 4.0 cm and PB = 3.2 cm; find the lengths of PA and PC. Solution:(i) In given triangle ∆APC and […]

Question 1. Given— PQ is perpendicular bisector of side AB of the triangle ABC. Prove— Q is equidistant from A and B. Solution: Given that, PQ is perpendicular bisector of side AB of the triangle ABC.Construction: Join AQProof: In ∆AQP and ∆BQP, AP = BP (given)∠QPA = ∠QPB (Each 90˚)PQ = PQ (Common)∆AQP ≅ ∆BQP (SAS […]

Question 1. Draw a circle of radius 3 cm. Mark a point P at a distance of 5 cm from the centre of the circle drawn. Draw two tangents PA and PB to the given circle and measure the length of each tangent.Solution: Construction Procedures:1. Draw a circle with a radius of 3 cm and a […]

Question 1. Draw histogram for the following distributions: Solution: Question 2. Draw cumulative frequency curve (ogive) for each of the following distributions: Solution: Question 3. Draw an ogive for each of the following distributions: Solution: Question 4. Construct a frequency distribution table for the number given below, using the class intervals 21-30, 31-40 … etc. 75, 67, 57, 50, […]

Question 1. Find, which of the following points lie on the line x – 2y + 5 = 0:(i) (1, 3)(ii) (0, 5)(iii) (-5, 0)(iv) (5, 5)(v) (2, -1.5)(vi) (-2, -1.5)Solution:(i) Given that, the line is 𝑥– 2𝑦 + 5 = 0Here, 𝑥 = 1 and 𝑦 = 3Put the value of x and y […]

Question 1. Multiple Type Question:- Question 1. Bougainvillea flower is an example of:a) incomplete flowerb) having a large nectaryc) water pollinationd) large colorful bracts Question 2. A flower is said to be complete when:a) It has the corolla and calyxb) It has the corolla and gynoeciumc) It has the androecium and gynoeciumd) It has all […]

Multiple Choice Questions:- 1) Which of the following cell organelles is correctly matched with its function?a) Ribosomes → Synthesis of proteinsb) Mitochondria → Secretion of proteinsc) Plasma membrane → Freely permeabled) Centrosome → Carries genes 2) All life starts as _________.a) an eggb) a single cellc) a gened) a chromosome 3) Which one of the […]

Question 1. Multiple Choice Question:- 1) Choose the most appropriate option in the following statement. Palaeontology is the study of ____________a) embryosb) Bloodc) Bloodd) Fossils 2) Clone of animals are being produced through the practice of ___________.a) geneticsb) ecologyc) Embryologyd) Biotechnology Question 2. Name the following branches of biology. a) Application of biological process in […]

Q1. Multiple choice type Question 1. Which one of the following plants parts is correctly matched with one of its stated characteristic?a) Mango seed ___________ aleurone layerb) Bean seed __________ endospermc) Maize grain __________ coleoptiled) Wheat grain ___________ exalbuminous 2) Seeds sown very deep in the soil fail to germinate because theya) cannot exert enough […]