Fact 1: Plant requires seed dispersal for reproduction. Fact 2: Try planting Sunflower seeds or another type of seed at your house. Given the two facts above, answer the question "what do sunflowers need to procreate?" with the following options: - heat energy - genetic material - artificial light - seed dispersal - Energy. - shady areas - parasitic insects - sunlight
seed dispersal

Fact 1: Carbon may be stored in sedimentary rock for millions of years. Fact 2: Forests are a natural store of carbon. Given the two facts above, answer the question "Forests naturally keep what?" with the following options: - ants - fish - carbon - ferns - firs - rainfall - heat - protected
carbon

Q: Fact 1: Echinoderms lack a centralized nervous system. Fact 2: All echinoderms are deuterostomes . Given the two facts above, answer the question "Some deuterostomes lack a centralized what?" with the following options: - DNA - eardrum - critical organs - permineralization - A ruler - nervous system - communication center - respiratory system
A: nervous system

Question: Fact 1: Chemical weathering causes iron in rock to oxidize. Fact 2: Rust colored residues are due to oxidized iron. Given the two facts above, answer the question "What causes rust?" with the following options: - a pathogens - Roundworms - flow of electrons - dust - thunder - an amoebae - chemical weathering - skin
Answer: chemical weathering

*Question*
Fact 1: Roundworms reproduce sexually. Fact 2: Nearly all species of roundworms reproduce by laying eggs. Given the two facts above, answer the question "How do roundworms have offspring?" with the following options: - more abundant - rapid expansion - Plants growth - survive - laying eggs - competition - it needs them - fertile
**Answer**
laying eggs

Fact 1: Organs of excretion make up the excretory system. Fact 2: Urinary system Excretory system removes waste and toxic substances from blood. Given the two facts above, answer the question "What is the purpose of organs of excretion?" with the following options: - Removing waste from blood - Producing offspring - storing water - water conservation - it protects them - destroying bacteria - Circulating blood - Producing hormones
Removing waste from blood