Wings are part of the exoskeleton and attached to the thorax, and an insect's body consists of the head, thorax and abdomen. Given these facts, wings are part of the exoskeleton attached to what among the following options: - cat's body - insect's body - an organism's body - epidermal - gastropod shells - skeleton's body - bird's body - honeybees
insect's body

Carbon may be stored in sedimentary rock for millions of years, and limestone is a rock composed of calcium, carbon and oxygen. Given these facts, what is in limestone among the following options: - abrasion - fossils - an anion - acid - nitrogen - gypsum - carbon - NaCl
carbon

Q: Electricity is used as an energy source by electrical devices, and electrical engineers work on power plants, computers, and other electrical devices. Given these facts, what uses electricity as an energy source among the following options: - plants - athletes - satellites - consumers - cells - computers - insects - people
A: computers

Question: Cancer cells divide more often than normal cells, and grow out of control, and mitosis is a process by which cells divide. Given these facts, mitosis is out of control due to what among the following options: - fire - infection - cancer - viruses - pathogens - Winter - death - pesticide
Answer: cancer

*Question*
Viruses cannot reproduce by themselves, and viruses Viruses are the smallest agents of disease. Given these facts, the smallest agents of what cannot reproduce by themselves among the following options: - Pesticides - bacteria - Allergies - fungi - animals - dangerous - ferns - disease
**Answer**
disease

(Q).
Pollutants have a negative impact on the environment, and cars are heavy polluters of the environment. Given these facts, what has a negative impact on the environment among the following options: - Acids - bikes - cars - birds - mines - skates - wind - guns
(A).
cars