NUSCTX 10 EXAMS TEST PAPER 2 QUESTIONS AND
ANSWERS GRADED A+
✔✔are the minerals that the bodyneeds in large amounts. - ✔✔Major minerals
✔✔are needed only in tiny amounts. - ✔✔Trace minerals
✔✔Water helps to regulate body temperature, transports nutrients and minerals to cells,
rids the body of waste materials, essential to all life processes. - ✔✔Water
✔✔a measure of the nutrients food provides compared to its energy content. -
✔✔Nutrient Density
✔✔A nutrient-dense diet - ✔✔A nutrient-dense diet
✔✔These enzyme-catalyzed reactions alloworganisms to grow and reproduce, maintain
theirstructures, and respond to their environments. - ✔✔Metabolism
✔✔uses energy to construct components of cells (requires energy) - ✔✔Anabolism
✔✔breaks down organic matter, for example, to harvest energy (releases energy) -
✔✔Catabolism
✔✔refers to any process that living things use to actively maintain fairly stable
conditions necessary for survival - ✔✔Homeostasis
✔✔Are tiny helpers in the body that speed up reactions by making it easier for them to
happen. - ✔✔Enzymes
✔✔where molecules fit like a lock - ✔✔Active site
✔✔the molecule acts as a key - ✔✔substrate
✔✔new form when active site and substrate come together - ✔✔enzyme-substratre
✔✔the result - ✔✔products
✔✔cellsrelease energy from the chemical bondsof food molecules and provide that
energy for the essential processes of life. - ✔✔Cellular respiration
✔✔helps transfer energy from the chemical bonds of nutrient molecules to newly
created ATP molecules - ✔✔Mitochondria
, ✔✔the loss of electrons or an increase in oxidation state by a molecule, atom, or ion. -
✔✔Oxidation
✔✔he gain of electrons or a decrease in oxidation state by a molecule, atom, or ion -
✔✔Reduction
✔✔identify the problem, gather data, make a hypothesis, test the hypothesis, does the
new data agree? - ✔✔Scientific Method
✔✔is a synonym for testability - ✔✔the term Falsifiability
✔✔is a statistical measure that indicates the extent to which two or more variables
fluctuate together. - ✔✔Correlation
✔✔does not give the extent of a relationship between two or more variables -
✔✔association
✔✔causation - ✔✔correlation does not imply
✔✔Involve following groups of people over time. There are twoprimary purposes for
these studies. - ✔✔Cohort Studies
✔✔The investigator defines the sample and measures the predictor variables before
any outcomes have occurred. - ✔✔Prospective studies
✔✔The investigator defines the sample and collects data about the predictor variables
after the out comes have occurred. - ✔✔Retrospective studies
✔✔is the energy stored within an object - ✔✔potential energy
✔✔The total heat gained or lost in a chemical change depends only on the start and
end states, not on how the change happens. - ✔✔The law of constant heat sums
✔✔1) Concentrations gradient are necessary to produce energy
2) Formation of concentration gradients require energy - ✔✔Framework for human
energy production
✔✔Particles, called solutes, move from an area of higher number of particles to an area
of lower number of particles. The areas are typically separated by a membrane. -
✔✔concentration gradient
✔✔mitochondria - ✔✔ATP is produced in the...
ANSWERS GRADED A+
✔✔are the minerals that the bodyneeds in large amounts. - ✔✔Major minerals
✔✔are needed only in tiny amounts. - ✔✔Trace minerals
✔✔Water helps to regulate body temperature, transports nutrients and minerals to cells,
rids the body of waste materials, essential to all life processes. - ✔✔Water
✔✔a measure of the nutrients food provides compared to its energy content. -
✔✔Nutrient Density
✔✔A nutrient-dense diet - ✔✔A nutrient-dense diet
✔✔These enzyme-catalyzed reactions alloworganisms to grow and reproduce, maintain
theirstructures, and respond to their environments. - ✔✔Metabolism
✔✔uses energy to construct components of cells (requires energy) - ✔✔Anabolism
✔✔breaks down organic matter, for example, to harvest energy (releases energy) -
✔✔Catabolism
✔✔refers to any process that living things use to actively maintain fairly stable
conditions necessary for survival - ✔✔Homeostasis
✔✔Are tiny helpers in the body that speed up reactions by making it easier for them to
happen. - ✔✔Enzymes
✔✔where molecules fit like a lock - ✔✔Active site
✔✔the molecule acts as a key - ✔✔substrate
✔✔new form when active site and substrate come together - ✔✔enzyme-substratre
✔✔the result - ✔✔products
✔✔cellsrelease energy from the chemical bondsof food molecules and provide that
energy for the essential processes of life. - ✔✔Cellular respiration
✔✔helps transfer energy from the chemical bonds of nutrient molecules to newly
created ATP molecules - ✔✔Mitochondria
, ✔✔the loss of electrons or an increase in oxidation state by a molecule, atom, or ion. -
✔✔Oxidation
✔✔he gain of electrons or a decrease in oxidation state by a molecule, atom, or ion -
✔✔Reduction
✔✔identify the problem, gather data, make a hypothesis, test the hypothesis, does the
new data agree? - ✔✔Scientific Method
✔✔is a synonym for testability - ✔✔the term Falsifiability
✔✔is a statistical measure that indicates the extent to which two or more variables
fluctuate together. - ✔✔Correlation
✔✔does not give the extent of a relationship between two or more variables -
✔✔association
✔✔causation - ✔✔correlation does not imply
✔✔Involve following groups of people over time. There are twoprimary purposes for
these studies. - ✔✔Cohort Studies
✔✔The investigator defines the sample and measures the predictor variables before
any outcomes have occurred. - ✔✔Prospective studies
✔✔The investigator defines the sample and collects data about the predictor variables
after the out comes have occurred. - ✔✔Retrospective studies
✔✔is the energy stored within an object - ✔✔potential energy
✔✔The total heat gained or lost in a chemical change depends only on the start and
end states, not on how the change happens. - ✔✔The law of constant heat sums
✔✔1) Concentrations gradient are necessary to produce energy
2) Formation of concentration gradients require energy - ✔✔Framework for human
energy production
✔✔Particles, called solutes, move from an area of higher number of particles to an area
of lower number of particles. The areas are typically separated by a membrane. -
✔✔concentration gradient
✔✔mitochondria - ✔✔ATP is produced in the...
