The digestive system breaks food into nutrients for the body, and nutrients are needed for the body to grow and remain healthy. Given these facts, what is needed for the body to grow and remain healthy among the following options: - Organic compounds - Hair on the head - carbohydrates - Fast response time - The digestive system - Hair on the feet - deoxyribonucleic acid - organic molecules
The digestive system

If an object in a fluid is more dense than that fluid then that object will sink in that fluid because of gravity, and weight is the force of gravity on an object. Given these facts, why will an object sink in fluid among the following options: - The object drinks the fluid - The fluid is heavier - It weighs more - permineralization - erosion - The object absorbs its energy - a hydraulic system - to move people
It weighs more

Q: When a hemisphere is tilted towards the sun , that hemisphere receives more direct sunlight, and during the Northern Hemisphere summer, the Northern Hemisphere is tilted toward the sun. Given these facts, what season is it when a hemisphere receives more direct sunlight among the following options: - Summer - Winter - Spring - Tropical - mild - cold - two - Autumn
A: Summer

Question: Zooplankton are tiny animals that feed on phytoplankton, and many zooplankton are crustaceans. Given these facts, some crustaceans feed on among the following options: - phytoplankton - fungi - refraction of light - heat energy - an organism's body - carbon - algae - salt and water.
Answer: phytoplankton

*Question*
Smoking tobacco decreases stamina, and all smoke is harmful to the lungs. Given these facts, what does tobacco harm among the following options: - lungs - plants - cancer - cells - tissue - blood - kidney - people
**Answer**
lungs

*Question*
Plants live just about everywhere on Earth, and epiphytes are plants that live on other plants. Given these facts, where do epiphytes live among the following options: - swamp vegetation - mountains - vegetation - the environment - peachleaf willow - ice - rocks - everywhere on earth
**Answer**
everywhere on earth