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# QTN2 104 **ASSIGNMENT** **AYCD X CLASS - BIOLOGICAL SCIENCE** **Time:** 2 Hours **[Max. Marks: 50** **Name:** _____________ **Roll No.:** _____________ **Instructions:** * Question paper consists of 4 sections and 17 questions. * Internal choice is available only for Q.no. 12 in section III...

# QTN2 104 **ASSIGNMENT** **AYCD X CLASS - BIOLOGICAL SCIENCE** **Time:** 2 Hours **[Max. Marks: 50** **Name:** _____________ **Roll No.:** _____________ **Instructions:** * Question paper consists of 4 sections and 17 questions. * Internal choice is available only for Q.no. 12 in section III and for the questions in section IV. * In the duration of 2 hours, 15 minutes of time is allotted to read the question paper. * All answers shall be written in the answer booklet only. * Answers shall be written neatly and legibly. **SECTION - I** **Note:** * Answer ALL the Questions. * Each Question carries 1 mark. 1. **Which digestive juice secreted without any enzymes?** 2. **Complete the given pathways:** * Glucose (6-carbon molecule) → In cytoplasm → Pyruvate (3-carbon molecule) + Energy * Pyruvate (3-carbon molecule) → Absence of oxygen (in yeast) → Lactic acid + Energy (3-carbon molecule) * Pyruvate (3-carbon molecule) → Lack of oxygen (in our muscle cells) → Lactic acid + Energy (3-carbon molecule) * Pyruvate (3-carbon molecule) + Presence of oxygen (in mitochondria) → Energy 3. We need a pumping organ (A) to push out the fluid connective tissue (B) around the body with the help of a network of tubes (C) to reach all the tissues and a network of tubes (D) to collect deoxygenated or impure fluid tissue. Identify A, B, C and D in the above paragraph. * A: Heart * B: Blood * C: Arteries * D: Veins 4. **Complete the following table:** | S.No. | Nitrogenous wastes in blood | Wastes in plants stored in old xylum | |---|---|---| | 1 | | | | 2 | | | 5. **What is meant by Translocation?** 6. **Name the organisms that obtain food through parasitic nutritive strategy?** **QUARTERN ASSIGNMENT-1** **AYCD - 10EM - QTN 1-33**