Grade 10 Worksheets

Learning Objectives

• Explain how DNA and protein sequence similarities can indicate relatedness among organisms.
• Describe how molecular clocks use mutation rates to estimate divergence times.
• Interpret how conserved genes and shared genetic markers support common ancestry.+ Show more

Learning Objectives

• Explain how allele frequencies and demographic parameters change over time in population dynamics.
• Connect evolutionary forces (selection, drift, gene flow, mutation) to observable patterns in populations.
• Use Hardy-Weinberg equilibrium as a baseline to identify when evolutionary forces may be acting.

Learning Objectives

• Explain how directional, stabilizing, and disruptive selection change trait distributions in populations.
• Describe how frequency-dependent and sexual selection alter fitness based on traits of other individuals.
• Use key vocabulary (phenotype, mean, variance, fitness, polymorphism) to justify predictions about evolution.

Learning Objectives

• Explain how species interactions (competition, predation, parasitism, mutualism, and commensalism) influence community structure and biodiversity.
• Describe how niches and competitive exclusion affect which species can coexist in the same habitat.
• Use interaction ideas to predict possible cascading effects in an ecosystem.

Learning Objectives

• Explain how mutations, recombination, and chromosomal rearrangements create heritable variation within populations.
• Describe how natural selection changes allele frequencies across generations when environmental conditions favor certain traits.
• Connect genetic diversity to the ability of populations to adapt to changing selective pressures.

Learning Objectives

• Explain how protons and neutrons in the nucleus determine atomic number and mass number
• Describe how electrons in energy levels (shells) affect an atom’s chemical behavior
• Connect subatomic particles to how elements are organized on the periodic table

Learning Objectives

• Explain why balancing chemical equations keeps the same number of each type of atom on both sides (conservation of mass).
• Balance chemical equations by adjusting coefficients without changing chemical formulas.
• Use balanced equations to interpret reactant–product ratios and relate them to stoichiometry.

Learning Objectives

• Explain how electrons fill quantized energy levels and orbitals in an atom.
• Use electron configuration and valence electrons to predict bonding behavior and chemical reactivity.
• Connect electron configuration patterns to periods and groups on the periodic table.

Learning Objectives

• Explain conservation of mass in chemical reactions and identify what must be included for a closed system mass balance.
• Use balanced chemical equations and correct bookkeeping of reactants and products to predict how mass is accounted for.
• Describe how gases and dissolved ions affect total mass measurements in real laboratory systems.

Learning Objectives

• Explain how ionic, covalent molecular, and metallic lattices differ in structure
• Predict how bonding and lattice structure affect macroscopic properties like melting point, conductivity, and brittleness
• Connect periodic table positions to trends in bond strength and material behavior

Learning Objectives

• Classify chemical reactions into major types (synthesis, decomposition, displacement, combustion, acid–base neutralization, and precipitation) using reactant and product evidence.
• Predict likely products and observable signs (gas, heat, color change, precipitate) based on reaction type and reactant identities.
• Explain how balancing equations and using periodic trends help rationalize reaction conditions and energy changes.

Learning Objectives

• Explain the law of conservation of energy in both closed and open systems.
• Identify how energy changes form (kinetic, potential, internal/chemical, thermal) during common processes.
• Use energy accounting to interpret energy “losses” as transformations into less useful forms.

Learning Objectives

• Explain what efficiency metrics measure and why results depend on system boundaries and time scales.
• Interpret percent efficiency, EROI, COP, and LCOE to compare different energy technologies.
• Evaluate trade-offs by connecting efficiency metrics to emissions, land use, and reliability needs.

Learning Objectives

• Explain how electric circuits move energy from sources through components to the load
• Describe how resistance, reactance, and transmission distance affect power delivery and efficiency
• Compare centralized and distributed generation using reliability and environmental impacts

Learning Objectives

• Identify major forms of energy (kinetic, potential, thermal, chemical, radiant, and nuclear) and describe what systems store them.
• Explain how energy can shift between forms during everyday processes such as heating, motion, or respiration.
• Distinguish between different kinds of potential energy and relate them to real-world examples.

Learning Objectives

• Explain how energy technologies convert energy into usable power and identify common devices used for conversion
• Evaluate energy technologies using efficiency, emissions over the lifecycle, and fuel renewability
• Compare technologies for specific applications by considering trade-offs such as scalability and infrastructure demands+ Show more

Learning Objectives

• Explain how energy moves through food webs from producers to consumers and decomposers
• Describe why energy transfer is inefficient and how that affects trophic level biomass
• Use energy-budget ideas to predict how long food chains can be and why top predators need large resource bases

Learning Objectives

• Explain cradle-to-grave lifecycle analysis and identify its main energy stages: extraction, manufacturing, operation, and disposal.
• Apply conservation of energy to compare total embodied energy and operational energy with outputs such as waste heat.
• Interpret lifecycle analysis results to evaluate net energy benefits or deficits and recognize hidden upstream impacts.

Learning Objectives

• Explain how the light-dependent reactions use light energy to drive electron flow, producing ATP and NADPH.
• Describe how the Calvin cycle uses ATP and NADPH to fix carbon dioxide into three-carbon sugars via RuBisCO.
• Compare how pigments and reaction location affect the efficiency of photosynthesis in different organisms.

Learning Objectives

• Explain how allosteric regulation and feedback inhibition control metabolic pathway flux.
• Describe how substrate availability and cellular signaling coordinate enzyme activity.
• Compare how covalent modification and hormonal signals (insulin and glucagon) shift metabolism.

Learning Objectives

• Describe the main steps of cellular respiration and where they occur in the cell (cytosol vs. mitochondria).
• Explain how glycolysis, the citric acid cycle, and the electron transport chain help produce ATP.
• Identify the roles of electron carriers (such as NADH/FADH2) and oxygen as the final electron acceptor in aerobic respiration.

Learning Objectives

• Explain how the first and second laws of thermodynamics apply to cellular metabolism and energy transformations.
• Describe how entropy increase relates to irreversible energy loss as heat in biological systems.
• Use Gibbs free energy ideas to predict whether a biochemical reaction is spontaneous and why coupling to ATP may be required.+ Show more

Learning Objectives

• Explain how biodiversity supports ecosystem resilience and productivity.
• Describe how loss of species can reduce ecological interactions and adaptive capacity.
• Identify ecosystem services provided by diverse species and habitats.+ Show more

Learning Objectives

• Explain the difference between biotic and abiotic factors in an ecosystem.
• Describe how abiotic gradients (such as light and temperature) influence species distribution.
• Use biotic interactions (such as competition and predation) to predict changes in population outcomes.+ Show more

Learning Objectives

• Identify major ecosystem components, including producers, consumers, decomposers, and key abiotic factors.
• Explain how energy flows and how matter cycles through an ecosystem.
• Describe how interactions among organisms and their environment support population size and stability.

Learning Objectives

• Explain how ecosystem management uses ecological principles to maintain or restore ecosystem structure and function
• Describe key strategies such as habitat restoration, invasive species control, and reducing pollution and fragmentation
• Interpret how monitoring indicators supports adaptive management and improves resilience and long-term ecosystem services

Learning Objectives

• Explain how sunlight drives energy flow through an ecosystem using trophic levels and food chains or webs.
• Describe why energy decreases at higher trophic levels due to metabolic processes and heat loss.
• Interpret how energy constraints limit biomass and population sizes across trophic levels.

Learning Objectives

• Explain how births, deaths, and migration influence changes in population size and density.
• Describe how biotic interactions (competition, predation, disease) and abiotic factors (resources) affect survival and reproduction.
• Distinguish exponential growth from logistic growth using the idea of carrying capacity.+ Show more

Learning Objectives

• Differentiate primary and secondary ecological succession based on substrate and soil conditions.
• Explain how species colonization, competition, and facilitation change community structure over time.
• Analyze how disturbance frequency and intensity can redirect successional pathways and affect biodiversity.

Learning Objectives

• Explain how insulin and glucagon regulate blood glucose using negative feedback.
• Describe roles of the pancreas, liver, adipose tissue, and muscle in maintaining energy homeostasis.
• Compare how glycogen synthesis, glycogenolysis, and gluconeogenesis change blood glucose during feeding and fasting.

Learning Objectives

• Explain how the hypothalamus compares core temperature to a set point and initiates responses.
• Describe how vasodilation, vasoconstriction, sweating, and shivering help maintain thermal equilibrium.
• Connect feedback and organ system cooperation to body temperature regulation.

Learning Objectives

• Explain how endocrine glands use hormones to coordinate body processes over different time scales
• Describe how hormone–receptor binding and signaling cascades lead to graded physiological effects
• Use hypothalamus–pituitary feedback loops to predict how hormone levels change in the body

Learning Objectives

• Explain how feedback mechanisms help the body maintain stable internal conditions
• Identify the roles of sensors, control centers, and effectors in homeostasis
• Describe how organ systems coordinate to regulate temperature, fluid balance, and blood glucose

Learning Objectives

• Define positive feedback and explain how it differs from negative feedback in physiological systems.
• Describe how signals and processes can be amplified until a terminating event occurs.
• Apply positive feedback concepts to real examples such as childbirth and clotting.

Learning Objectives

• Explain how alveolar gas diffusion exchanges oxygen and carbon dioxide between air sacs and blood.
• Describe how changes in carbon dioxide affect blood pH through the bicarbonate buffer system.
• Connect chemoreceptor feedback to adjustments in breathing rate to support homeostasis.

Learning Objectives

• Explain how the phospholipid bilayer and embedded molecules create selective permeability in the cell membrane.
• Describe the roles of membrane proteins, cholesterol, and carbohydrate markers in transport and cell recognition.
• Connect membrane structure to specific transport processes such as diffusion and osmosis.

Learning Objectives

• Explain how ATP acts as an energy currency that links catabolism to processes that require energy.
• Describe ATP synthesis and ATP hydrolysis and how phosphorylation fits into metabolic networks.
• Compare how ATP turnover can vary between tissues and environmental conditions.

Learning Objectives

• Explain how aerobic and anaerobic respiration release usable cellular energy by transforming chemical bonds into ATP.
• Describe how oxygen availability affects whether glycolysis is followed by aerobic pathways or anaerobic pathways.
• Connect differences in soil oxygen levels (e.g., wetlands vs. prairie topsoils) to which respiration pathways dominate.

Learning Objectives

• Explain how enzymes and feedback inhibition regulate metabolic pathways to maintain balance in cells.
• Describe how compartmentalization helps control metabolic flux and protect cellular viability.
• Analyze how environmental factors such as temperature and nutrient availability can change enzyme activity.

Learning Objectives

• Explain how membrane-bound and non-membrane-bound organelles contribute to specialized functions in eukaryotic cells.
• Connect organelle structure to function (e.g., chloroplasts for photosynthesis and mitochondria for cellular respiration).
• Describe how organelle abundance can vary by tissue type and environmental conditions in Alberta landscapes.

Learning Objectives

• Explain how roots, xylem, phloem, and stomata work together to acquire and transport water, minerals, and sugars.
• Describe how plant structures and physiological responses help plants survive in Alberta grasslands and foothill forests.
• Connect plant system function to practical agricultural decisions that support crop health.

Learning Objectives

• Interpret energy diagrams and bar charts to determine where energy is stored and how it changes during mechanical and thermal processes.
• Identify energy sources and sinks (including heat from friction) using conservation principles and graph features.
• Quantify or compare energy transfer by reading graph shapes, slopes, and relative heights.

Learning Objectives

• Distinguish kinetic energy from potential energy using real-world examples
• Explain how mechanical energy can be conserved in ideal systems
• Use energy-transfer ideas to account for changes caused by non-conservative forces

Learning Objectives

• Define work and calculate it from force and displacement in consistent units.
• Explain power as the rate of energy transfer and relate it to energy per unit time.
• Interpret real-life examples (vehicles, heating systems) using work and power ideas.

Learning Objectives

• Explain how models represent relationships among variables to make predictions.
• Identify common assumptions and simplifications in models and how they affect predictions.
• Evaluate predictive power by comparing model results with observed patterns.+ Show more

Learning Objectives

• Identify variables and controls so investigations produce usable, comparable data.
• Apply safe procedures for handling materials, managing risks, and preventing contamination and bias.
• Use structured data recording practices to connect evidence to a hypothesis.

Learning Objectives

• Explain how structure and function connect from cells to organs in multicellular organisms.
• Describe how membrane transport and cellular respiration help move oxygen and nutrients through tissues.
• Connect organ-level features (gas-exchange surfaces and circulation) to higher rates of exchange and delivery.+ Show more

Learning Objectives

• Explain how random assortment and crossing over during meiosis create new combinations of alleles.
• Describe how mutations and gene flow add genetic variation within populations.
• Connect genetic variation to natural selection and changes in population traits over time.