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Question 18M.2.SL.TZ1.5b

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Date May 2018 Marks available [Maximum mark: 4] Reference code 18M.2.SL.TZ1.5b
Level SL Paper 2 Time zone TZ1
Command term Outline Question number b Adapted from N/A
b.
[Maximum mark: 4]
18M.2.SL.TZ1.5b
(b)

Unicellular and multicellular organisms share the same functions of life. Outline four functions of life.

[4]

Markscheme

a. nutrition: process by which organisms take in and make use of food//nutrients OWTTE 

b. metabolism: conversion of organic molecules/chemical reactions in an organism 

c. growth: increase in size/mass/number of cells within an organism

d. response/irritability/sensitivity: reactions/responsiveness to stimuli/factors 

e. homeostasis: regulating/maintaining constant/stable interior environment 

f. reproduction: production of similar cells/organisms from existing ones/offspring 

g. excretion: elimination of (metabolic) wastes

Syllabus sections