(Q).
Fact 1: Mating is generally preceded by courtship. Fact 2: Pigeons find one mate then mate for life. Given the two facts above, answer the question "what have a period of courtship?" with the following options: - animals - sharks - pigeons - bacteria - fur seals - judges - h2o - ducks
(A).
pigeons

(Q).
Fact 1: Gases released during the use of fossil fuels causes global warming. Fact 2: Global warming causes ice storms. Given the two facts above, answer the question "What causes ice storms?" with the following options: - colder weather - Fossil fuels - heat energy - a hydraulic system - Water expanding - salt and water. - erosion - less water
(A).
Fossil fuels

(Q).
Fact 1: Cells are the microscopic building blocks of organisms. Fact 2: Plants are complex organisms. Given the two facts above, answer the question "what are cells the microscopic building blocks of?" with the following options: - gravity - animals - density - trees - a fish - plants - weathering - bacteria
(A).
plants