Q: If agreenhouse is used to protect plants by raising their temperature, then how is a greenhouse used to protect plants? Answer choices: - prevent heat loss - raising their temperature - storing water - reusing materials - increase oxygen - It helps them survive - reflecting light - evaporative cooling
A: raising their temperature

Q: If viruses are not bacteria, then what aren't viruses? Answer choices: - humans - bioaerosols - animals - insects - barnacles - homogenous - bacteria - mammals
A: bacteria

Q: If harming an animal species has a negative impact on the sub-units of species, then harming an animal species has a negative impact on the what? Answer choices: - sub-units of species - single-celled organisms - diet of species - most organisms - color of species - ancestors of species - Abnormal cell growth - Males and females
A: sub-units of species

Q: If electrical energy can create carcinogens, then what can create carcinogens? Answer choices: - Pesticides - imagination - Electrical energy - wealth - some viruses - Abnormal cell growth - need - one celled organisms
A: Electrical energy