Fact 1: All plants have a characteristic life cycle that includes alternation of generations. Fact 2: All ferns are shade plants. Given the two facts above, answer the question "What has a characteristic life cycle that includes alternation of generations?" with the following options: - humans - leaves - Oak - dogs - Trees - cacti - amoeba - ferns
ferns

Fact 1: Infection can cause bodily tissues to swell. Fact 2: Bacteria can cause infection. Given the two facts above, answer the question "Bacteria can cause what?" with the following options: - common cold - dead organisms - influenza - viral infections - bodily tissues to swell - contamination - Something that causes allergies - harmful substances
bodily tissues to swell

Q: Fact 1: Treating water is used to remove harmful substances before drinking. Fact 2: Arsenic, a naturally occurring substance, contaminates water sources in many countries. Given the two facts above, answer the question "What is treating water used to remove before drinking?" with the following options: - arsenic - air - cellulose - chemicals - Collagen - loose dirt - water vapor - ice
A: arsenic

Question: Fact 1: Temperature falls from lower to higher altitudes. Fact 2: Temperature values are in degrees celsius. Given the two facts above, answer the question "what falls from lower to higher altitudes?" with the following options: - gravity - colder and wetter - water vapor - kinetic energy - density - degrees Celsius - heat energy - altitude
Answer: degrees Celsius

*Question*
Fact 1: Moss causes chemical weathering. Fact 2: Chemical weathering is strongest in tropical environments. Given the two facts above, answer the question "Where is moss the strongest?" with the following options: - near the shoreline - looseness of dirt or compost - The area was once underwater - It used to be covered by water - dead organisms - tropical environments - our nearest star - the body's largest organ
**Answer**
tropical environments

*Question*
Fact 1: Fungi have special structures for penetrating a host. Fact 2: Parasitic plants and fungi can attack animals. Given the two facts above, answer the question "What do some parasitic creatures have special structures for?" with the following options: - Making friends - produce offspring - sensory neurons - protect them - Penetrate animals - Building sheds - Learning facts - resistance
**Answer**
Penetrate animals