Fact 1: Abreathing mask is used for keeping harmful particles from entering the respiratory system. Fact 2: Unlike larger particles, the smaller particles are able to enter the respiratory system. Given the two facts above, answer the question "A breathing mask can prevent what kind of particle from entering the lung?" with the following options: - light - harmful - rabies - A virus - x-ray - deadly - ion - small
small

(Question)
Fact 1: Alight bulb requires electrical energy to produce light. Fact 2: Electricity or electrical energy, is produced at a power plant. Given the two facts above, answer the question "What does a light bulb require to produce light?" with the following options: - sunlight - adding heat - darkness - motivation - sun's heat - fear - an electron lens - Power plant
(Answer)
Power plant

Ques: Fact 1: DNA is found in chromosomes. Fact 2: Genes live on chromosomes, chromosomes live in cells. Given the two facts above, answer the question "Where does DNA reside?" with the following options: - membrane - cells - embryos - atom - complex - nucleotide - ligt - retina
Ans: cells

(Q).
Fact 1: Heating an egg causes a chemical reaction in the egg. Fact 2: Chemical changes are a result of chemical reactions. Given the two facts above, answer the question "Heating an egg results in chemical _." with the following options: - Energy. - voltage - synergy - burns - chains - heat - changes - energy
(A).
changes

Ques:Fact 1: Most invertebrates have a nervous system. Fact 2: Jellyfish and insects are invertebrates. Given the two facts above, answer the question "What has a nervous system?" with the following options: - Nerve tonic - Jellyfish - Air - fur seals - Cardiovascular system - animals - chickens - elephants

Ans:Jellyfish

Fact 1: If all members of a species cannot produce offspring then that species will likely become extinct. Fact 2: Avian species are less likely to become extinct if they are common across large ranges. Given the two facts above, answer the question "Avian species are less likely to end up extinct if they what?" with the following options: - single-celled organisms - important habitats - abandon habitats - stop reproducing - animals with backbones - produce offspring - population movement - destroy offspring
produce offspring