
NCSCOS Grade 8 Life Science - 8.L.5 Diagnostic Molecular Biology
Quiz by NCDPI
Grade 8
Science
North Carolina Standard Course of Study
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10 questions
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- Q1The organism in the photograph is a protist, which is composed of only one cell. This means that a protistgets energy directly from sunlight.cannot reproduce.cannot survive in water.is a living organism.30s8.L.5.1
- Q2All living things need energy; it is a requirement for life. In a typical cell, ATP, the high energy molecule, is produced in the __________ in the presence of a sugar (glucose) and ______________.vacuole; water vapor.ER; carbon dioxide.mitochondria; oxygen.nucleus; oxygen30s8.L.5.1
- Q3This simple bacteria cell has the same structure as more complex cells. It controls what comes in to and leaves the cell and also maintains homeostasis. It is themembrane.capsule.wall.cytoplasm.30s8.L.5.1
- Q4Plants use the energy from the sun to convertcarbon dioxide into water.water into sugar.oxygen into carbon dioxide.carbon dioxide into sugar.30s8.L.5.1
- Q5This is where the genetic information is found in a eukaryotic cell?endoplasmic reticulumnucleuscytosolmitochondrion30s8.L.5.1
- Q6Why are calcium, magnesium, phosphorus, and fluorine important to human health?proteins that support bonesminerals that support bonesvitamins that support boneslipids that support bones30s8.L.5.2
- Q7Scientists believe there is a link between cigarette smoking and cancer. Evidence for this inference includes which statement?Rates of lung disease are significantly increased among smokers.According to a recent study, 7 out of 10 smokers who try to quit smoking begin smoking again within one month.One brand of cigarettes sold more than 44 million packs last yearChemicals found in tobacco may be both physically and physiologically addictive.30s8.L.5.2
- Q8Why is protein an important part of a healthy diet?It is needed to store nutrients.It is needed to repair tissue.It is needed to change glucose to energy.It is needed to produce water.30s8.L.5.2
- Q9Which food provides the MOST energy for the body in the shortest amount of time?potatomeatmilkfruit30s8.L.5.2
- Q10Why is a healthy diet important?It supplies the body's needs for growth and energy.It makes oxygen for all the cells in the body.It prevents damage to internal organs.It maintains a constant body temperature.30s8.L.5.2