TASK DEFINITION: In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").
PROBLEM: Fact1: Carbon may be stored in sedimentary rock for millions of years., Fact2: Limestone is a type of sedimentary rock., Question: What element can be stored in limestone for millions of years? (A) oxygen (B) Energy (C) matter (D) carbon (E) sodium (F) helium (G) rock salt (H) heat

SOLUTION: D

PROBLEM: Fact1: Bivalves feed on plankton and nonliving organic matter., Fact2: Mussels are bivalve mollusks., Question: What feeds on plankton and nonliving organic matter? (A) barnacles (B) mollusks (C) animals (D) the Sun (E) sharks (F) graptolites (G) bacteria (H) dogs

SOLUTION: B

PROBLEM: Fact1: a cactus stem is used for storing water, Fact2: H20 Bottled water was generally consumed last year., Question: A cactus stem is used for storing what? (A) roots (B) rain (C) cactus seeds (D) CO2 (E) RNA (F) calories (G) H20 (H) h2o

SOLUTION:
G