Most ecosystems get energy from sunlight, and an ecosystem includes the organisms and their habitat. Given these facts, what gets energy from sunlight among the following options: - organisms and their habitat - Earth orbiting the Sun - Microscopic organisms - peachleaf willow - caves - density - objects that have mass - ocean floor
organisms and their habitat

Aplant requires sunlight for photosynthesis, and photosynthesis stores energy in plants. Given these facts, a plant requires sunlight to store what among the following options: - cellulose - nutrients - dna - energy - water - sugar - fat - photons
energy

Q: Afire requires oxygen to burn, and in the vacuum of space, there's no oxygen to burn. Given these facts, fires cannot burn where among the following options: - dormant state - one celled organisms - in the atmosphere - in a pit - in the woods - In the winter - the Great Barrier Reef - vacuum of space
A: vacuum of space

Question: Plants release oxygen during the day but not during the night, and ferns are seedless vascular plants. Given these facts, what releases oxygen during the day but not during the night among the following options: - humans - Trees - dogs - cacti - cats - Oak - ferns - apples
Answer: ferns

*Question*
If gas is heated then that gas will expand, and if a material is heated, it expands and the density decreases. Given these facts, when does a gas's density decrease among the following options: - Time and energy - cool off - Dehydration - air cools - It becomes dormant - Evaporation - Dilution - When it's heated
**Answer**
When it's heated

(Question)
Acactus stem is used for storing water, and h20 Bottled water was generally consumed last year. Given these facts, a cactus stem is used for storing what among the following options: - roots - rain - cactus seeds - CO2 - RNA - calories - H20 - h2o
(Answer)
H20