CBSE Class 10 Science Biology Transportation Assignment

  ONE MARK QUESTIONS 1 What do you mean by translocation with respect to transport in plants? 2 a. Name the blood vessel which brings oxygenated blood to the heart. b. Name the artery which carries deoxygenated blood. 3 Why does the left ventricle possess a…

CBSE Class 10 Science Biology Transport Enrichment Assignment

Question. In which of the following are the largest amounts of nitrogen excreted from a mammalian body ? (a) breath (b) sweat (c) urine (d) faeces Answer : C Question. Which one of the following has cytoplasm but no nucleus : (a) xylem vessel (b) sieve tube (c) tracheid (d)…

CBSE Class 10 Science Biology Respiration Assignment

Question. Which of the following is the correct sequence of air passage during inhalation ? (a) nostrils → larynx → pharynx → trachea → lungs (b) nasal passage → trachea → pharynx → larynx → alveoli (c) larynx → nostrils → pharynx → lungs (d) nostrils → pharynx → larynx →…

CBSE Class 10 Science Biology Nutrition Assignment

Notes on Class 10 Science Nutrition :- 1.1 Nutrition :  “Nutrition” is a process of intake as well as utilization of nutrients by an organism. It is the process of breakdown of nutrients into smaller molecules and their absorption. Food provides us nutrition and…

CBSE Class 10 Science Biology Life Process Respiration Assignment

MULTIPLE CHOICE QUESTIONS Question. The breakdown of pyruvate to give carbon dioxide, water and energy takes place in (a) cytoplasm. (b) mitochondria. (c) chloroplast. (d) nucleus. Answer : B Question. During cellular respiration one molecule of glucose is first broken…

CBSE Class 10 Science How do Organisms Reproduce Assignment Set B

MCQ Questions for Class 10 Science Reproduction :- Question. Hydra usually reproduces by: (a) fragmentation and budding (b) regeneration and budding (c) multiple fission and fragmentation (d) Regeneration Answer : B Question. Identify the type of reproduction…