*Question*
Aflower 's purpose is to produce seeds, and seeds are mature Ovules . Given these facts, a flower 's purpose is to produce what among the following options: - Pollen grains - mature ovules - genetic material - organic molecules - Organic compounds - spread flower seeds - Reproduction - genetic diversity
**Answer**
mature ovules

*Question*
Friction causes an object to lose energy, and pressure causes friction, and friction causes heat. Given these facts, what causes an object to lose energy among the following options: - fur and fat - Temperature - sweating - Evaporation - wind - pressure - Dehydration - photons
**Answer**
pressure

*Question*
Carbon may be stored in sedimentary rock for millions of years, and sedimentary Rocks One of the commonest sedimentary rocks is sandstone. Given these facts, what element may be stored in sandstone for millions of years among the following options: - copper - calcium - carbon - chemicals - heat - iron - rock - fossils
**Answer**
carbon

*Question*
Oncogenes promote the division of cells with damaged DNA, and carcinogenic or oncogenic effects cause cancer. Given these facts, cells with damaged DNA are more likely to divide when exposed to what among the following options: - harmful substances - apoptotic genes - sulfur dioxide - a tumor suppressor - Electrical energy - heat or cold - immune system - a carcinogen
**Answer**
a carcinogen