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PERIODIC TEST 02, , GENERAL SCIENCE, CLASS X MARK ; 40, Chemistry, s://quizzory.in/id/61 15499F37b6: 506, Physics, https://quizzory.in/id/6130bea937007d7ace938732, Biology, in/id/6 229330b6. 41, If u couldn't open, , Read the following and answer any four questions from (i) to (v).. Mark: 5, , 1. Heterotrophic nutrition is a mode of nutrition in which organisms obtain readymade organic, food from outside sources. The organisms that depend upon outside sources for obtaining, organic nutrients are called heterotrophs.Heterotrophic nutrition is of three types:, saprophytic, parasitic and holozoic nutrition., , (i) In which of the following groups of organisms food material is broken outside the body and, absorbed?, , (a) Mushroom, green plants, Amoeba, , (b) Yeast, mushroom, bread mould, , (c) Paramecium, Amoeba, Cuscuta, , (d) Cuscuta, lice, tapeworm, , (ii) Which of the following is a parasite?, (a) Yeast, , (b) Taenia, , (c) Amoeba, , (d) Earthworm, , (iii) Which of the following is an example of saprotroph?, (a) Grass, , (b) Mushroom, , (c) Amoeba, , (d) Paramecium, , Edit with WPS Office
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(iv) Heterotrophic nutrition involves, , (a) production of simple sugar from inorganic compounds, (b) utilisation of chemical energy to prepare food, , (c) utilisation of energy obtained by plants, , (d) all of these., , (v) In Paramecium, food enters the body through, (a) mouth, , (b) pseudopodia, , (c) cilia, , (d) cytostome, , 2. Following questions consist of two statements - Assertion (A) and Reason (R). Answer, these questions selecting the appropriate option given below:, Mark: 2, (a) Both A and R are true and R is the correct explanation of A., (b) Both A and R are true but R is not the correct explanation of A., (c) Ais true but R is false,, (d) Ais false but R is true., , 6. Assertion (A) : In anaerobic respiration,, one of the end product is alcohol., Reason (R) : There is an incomplete, breakdown of giglucose., , 7. Assertion (A) : Bile is essential for digestion of lipids., Reason (R) : Bile juice contains enzymes., , 8. Select the correct statement —, , A) Hetrotrophs make their food, , B) Heterotrophs utilize solar energy to make food, , C) Heterotrophs do not make their own food, , D) Heterotrophs are capable of converting carbon dioxide and water into carbohydrates, , 9. If salivary amylase is lacking in saliva, which of the event in mouth will be affectedA) Proteins breaking down into amino acids, , B) starch breaking down into sugars, , C) Fats breaking down into fatty acids and glycerol, , D) Absorption of vitamins, , 10. The breakdown of pyruvate into carbon dioxide, energy and water takes place in__, A) mitochondria, , B) cytoplasm, C) Endoplasmic reticulum, , C2 Edit with WPS Office
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D) ribosomes, 11, The correct path of urine is _., A) Kidney . ureter . urthra . urinary bladder, B) Kidney — urinary bladder — urethra — ureter, C) kidney ureter — urinary bladder — urethra, D) urinary bladder .. kidney .. ureter ..urethra, 12. Which of the following is not a digestive enzyme contained in the pancreatic juice?, i. Lipase, ii. Hydrochloric acid, iii, Mucus, iv. Trypsin, a) (i) and (ii), b) (i) and (iv), ¢) (ii) and (iii), d) (i) and (ili), 13. The enzymes pepsin and trypsin are secreted respectively by, a) Stomach and pancreas, b) Salivary gland and stomach, c) Liver and pancreas, d) Liver and salivary gland, 14. Raw materials required in the autotrophic mode of nutrition involves:, i. Carbon dioxide and water, ii. Chlorophyll, , ili. Nitrogen, , iv. Sunlight, , ka Edit with WPS Office
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a) (i). (il) and (iii), , b) (i) and (ii), , ) (i), (il) and (iv), , d) All (i), (i), (iii) and (iv), , 15. From the given picture of the digestive system, identify the part labelled as gastric gland., , , , Physics, , Chemistry, , Edit with WPS Office
