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ICSE Class IX Sample / Model Paper 2021 : Biology : term 1

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Dheer Mehta
Kapol Vidyanidhi International School (KVIS), Mumbai

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KAPOL VIDYANIDHI INTERNATIONAL SCHOOL(ICSE) TEMPLE OF KNOWLEDGE STD: IX FIRST TERMINAL EXAMINATION SUBJECT: BIOLOGY DUR: 1hr 30 min MARKS: 60 4-9-2021 Q 1 (a) (i) Answer to this paper must be written on the paper provided separately. You will not be allowed to write during first 15 minutes. This time is to be spent in reading the question paper. The time given at the head of this paper is the time allowed for writing the answers. Attempt all questions from SECTION A and any four questions from SECTION B. The intended marks for questions or parts of questions are given in brackets [ ]. SECTION A (Attempt all questions) Choose the correct answer from each of the four options given below and rewrite the statements: The part of the nucleus which contains chromatin fibres is : (a) Nucleoplasm (b) Nuclear membrane (c) Nucleolus (d) Both (a) and (c) (ii) The arrangement of ovules within the ovary is known as: (a) Inflorescence (b) Aestivation (c) None of these (d) Placentation (iii) An example of disaccharide is : (a) Protein and carbohydrate (c) Vitamin (b) Glucose (d) Lactose (iv) The kind of epithelium which forms the inner walls of blood vessels is : (a) Cuboidal epithelium (b) Columnar epithelium (c) Squamous epithelium (d) Ciliated columnar epithelium (v) A chemical used in experiments, which absorbs oxygen is: (a) Pyrogallalic acid (b) Sodalime (c) Pyrogallic acid (d)Potassium hydroxide 1 of 6 [5] Q 1(b) (i) (ii) (iii) (iv) (v) Rewrite and complete the following pairs: Radicle: Coleorhiza :: Plumule: ______________ Heterostyly: Primrose :: __________ : Pansy flower Calcium: Rickets :: Iron:______________ Aerobic respiration: 38 ATP :: Anaerobic respiration: _____________ Lysosome : ______________ :: Endoplasmic reticulum: ______________ [5] Q 1(c) The statements given below are incorrect. Correct the following statements by changing the last word only. You have to write the entire correct statement. Ribosomes are factories for the synthesis of lipids. Canna is pollinated by birds. The protective coverings of ovule are antipodals. The yellow pigment present in yellow flowers is anthocyanin. Membrane covering the muscle is sarcolemma. [5] Define the following: (i) Seedling (ii) Dichogamy (v) Tissue [5] (i) (ii) (iii) (iv) (v) Q 1(d) (iii) Respiration (iv) Malnutrition SECTION B (Attempt any four questions) Q2(a) (i) (ii) (iii) (iv) The diagram given alongside represents an organ system. Observe it and answer the following: Identify the type of germination. Label the parts 1, 2, 3 and 4. Write an example of a plant which shows this kind of germination. Draw a neat labelled diagram of a bean seed showing its inner parts(in an open state) [5] 2 of 6 Q2(b) (i) (ii) (iii) (iv) Q3(a) (i) (ii) (iii) (iv) The diagram given below demonstrates a physiological process: [5] What is the aim of the experiment? Explain why a rise in temperature occurs in thermos flask A? If an antiseptic was not added to the boiled seeds what would have happened? How is aerobic and anaerobic respiration different in plants? (Write two points) [5] Study the diagram and answer the following questions: Identify the type of tissue and give a reason to support your answer. Label the parts 1 to 4. What is the function of part 2? Why is this tissue called a complex tissue? 3 of 6 Q3(b) (i) (ii) (iii) Q4(a) (i) (ii) (iii) Q4(b) (i) (ii) (iii) The diagram given below represents pollination process in a flower. [5] Name and define the types of self pollination a and b . Name and define the type of cross pollination c . Draw a neat labelled diagram of a typical flower. [5] Observe the tissues and answer the following questions: Identify the tissues A and B. State one function of tissues A and B in our body. Label the parts 1 to 4. Draw neat labelled diagrams of any two from the following: A chloroplast. Human nerve cell. A plant cell showing any five cell organelles. [5] 4 of 6 Q5(a) (i) (ii) (iii) (iv) (v) Give scientific terms for the following: The layer of endosperm of maize rich in protein. Fibrous undigested cellulose in our body. Scientific name of vitamin whose deficiency causes Beriberi. The two cells lying next to the egg cell in an ovule. The organelle that initiates cell division in animal cells. [5] Q5(b) Given below is a table related to Vitamins. Complete the following table by redrawing it in your answer sheet. [5] Vitamin Rich food source Calciferol Deficiency disease milk Phylloquinone milk Retinol Q6(a) Dermatitis liver [5] Give reasons for the following: (i) Mitochondria are called as powerhouses of the cells (ii) Protoplasm cannot be analyzed chemically. (iii) Seeds should not be sown deep in the soil. (iv) Maize plant is monoecious. (v) Anaerobic respiration is an incomplete breakdown of glucose. 5 of 6 Q6(b) Complete the following paragraph by filling in the blanks 1 to 5 with [5] appropriate words. Do not copy the sentences. Write only the answers with proper numbering. Biology is the study of _____1_______ organisms which are made up of _______2________. The first microscope ________3________ and it had a single magnifying was invented by _______4________ lens. ______5_______ used a combination of two lenses to achieve more magnification in his compound microscope. Q7(a) (i) What are fats composed of? (ii) Write four functions of fats. (iii) Write any four symptoms of Marasmus. Q7(b) [5] Study the diagram carefully and answer the questions that follow: Differentiate on the basis of what is indicated in the brackets: (i) Hypogeal germination and Epigeal germination (position of the cotyledons) (ii) Pollination and Fertilisation (define) (iii) Sclerenchyma and Parenchyma (function) (iv) Entomophily and Anemophily (agent) (v) Starch and Glucose (general chemical formula) [5] All the best 6 of 6

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