Linden Community Schools

BIOLOGY

 

STRAND: Construct new scientific knowledge

 

 

Content Strand: All students will ask questions that help them learn about the world; design and conduct investigations using appropriate methodology and technology; learn from books and other sources of information; communicate findings of investigations, using appropriate technology.

Grade Level: 9th

 

 

Benchmark

Performance Description

Recommended Activities

Recommends Assessments

Ask questions that can be investigated empirically

The student will describe the six stages of a scientific investigation.

Discuss value of questions regarding various environmental situations

Worksheet with real-life situations.

Questions/answers

Design and conduct scientific investigations

The student will assess the importance of observations in the world of science.

 

The student will access the importance of observations in the world of science.

 

Students will discuss the six stages of scientific investigation.

Students will distinguish between hypothesis, predicting, and experimenting.

 

Students will define theory and explain why theories form the framework of science.

Students will evaluate how can a question be properly answered and how data can be properly interpreted.

 

 

Students will write statements as predictions.

 

Given a problem, state a prediction, design an experiment, collect data, explain results especially those which are discrepant

Design testable statements

 

 

Questions/answers

Evaluate real-life data

Given a statement, design a testable prediction

 

Guided practice

Questions/answers

Recognize and explain the limitations of measuring devices.

Students will predict the effects of the release of airborne acids on the environment.

Compare parts per million parts per billion

 

Make observations thorough light microscope

Question/answer

Written evaluation of ppm, ppb.

 

Explain why some objects cannot be seen with light microscopes.

Discuss what happens to light when it strikes an object

 

Unit test

Gather and synthesize information from books and other sources of information.

The student will develop research ideas based on outside sources.

 

 

 

 

STRAND: Reflecting on Scientific Knowledge

 

Content Strand: All students will analyze claims for their scientific merit and explain how scientists decide what constitutes scientific knowledge; show how science is related to other ways of knowing; show how science and technology affect our society; show how diverse cultures have contributed to and influenced developments in science.

Grade Level: 9th

 

 

Benchmark

Performance Description

Recommended Activities

Recommends Assessments

Justify plans or explanations on a theoretical or empirical basis.

The student will design and carry out planned scientific experiments.

The teacher will have students use pictures of different kinds of specialized cells from books, internet sources, or prepared slides to observe structural differences. Each student will write an explanation of how the overall structure of a cell relates to its function (e.g., a nerve cell.) Students should identify any specific organelles present and relate these organelles to the function of the cell (e.g., chloroplast with photosynthesis in a plant).

 

Questions/answers

Given a situation, evaluate which organelle is missing/or not functioning

 

Evaluate how cell anatomy fits function

Describe some general limitations of scientific knowledge

The student will explain how genetic engineering is performed.

The student will describe efforts being made to increase the world’s food supply.

The student will list three diseases that are the subject of concern in scientific research and describe efforts to combat them.

 

 

Show how common themes of science, mathematics, and technology apply in real-world contexts.

The student will use mathematics and technology in experimental design.

Discuss an environmental issue, design questions, predictions

Evaluate why some aspects of a problem cannot be determined.

Discuss the historical development of key scientific concepts and principles.

The student will discuss the development of the cell theory.

 

The student will discuss the invention of microscopic techniques

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The student will discuss how genetic engineering has been used to improve crop yields and make livestock more productive.

 

Students will describe significant contributions to the discovery of the structure of DNA.

The student will define transposons and identify the scientist responsible for discovering them.

 

 

 

 

 

 

Given a scenario for food shortage, describe how by use of genetic engineering to compensate for that shortage

 

 

 

 

Discuss what had to be known first regarding the structure of DNA

 

 

 

 

 

 

Guided practice

 

 

 

 

List the contributions of Franklin, Watson, Crick, Wilkins, McClintock

Explain the social and economic advantages and risks of new technology.

The student will identify several major environmental concerns caused by the growing human population.

 

The student will recognize the relationship between the p53 gene and cancer.

 

 

Develop an awareness of an sensitivity to the natural world

The student will discuss the impact of man on the natural world through global warming, ozone depletion and acid rain.

 

 

Describe the historical, political, and social factors affecting developments in science.

The student will discuss the debate over genetic engineering.

 

The student will discuss the debate of evolution and creationism.

 

 

 

Students will discuss the difference between “testable” situations and those which are not.

 

 

 

Questions/Answers

 

Unit test

 

 

STRAND: Cells

 

Content Strand: All students will apply an understanding of cells of the functioning of multicellular organisms, including how cells grow, develop and reproduce.

Grade Level: 9th

 

 

 

Benchmark

Performance Description

Recommended Activities

Recommends Assessments

Explain how multicellular organisms grow, based on how cells grow and reproduce

Students will describe how ATP is used to power chemical reactions.

 

Explain how enzymes are regulated to control metabolic pathways of cells.

 

The student will define the cell cycle and explain what occurs during each of the phases.

 

Discuss the events that led to the discovery and understanding of tobacco mosaic virus.

 

Define virus and explain why a virus in not considered alive.

 

Describe the basic structure of a virus.

 

Describe the structure of HIV and explain how it reproduces.

 

Differentiate between gram positive and negative bacteria.

 

List seven differences between bacteria and eukaryotic cells.

 

Describe the external and internal structure of E. coli.

 

Describe three different ways bacteria can obtain energy.

 

Describe the eukaryotic features that first evolved in protists.

 

Describer the unifying features of protists.

 

List three environments where protists are found.

 

Discuss asexual and sexual reproduction of the protist Chlamydomonas.

 

Describe three ways multicellular protists reproduce.

 

Explain how amoebas and forams move.

 

Describe the structure of diatoms.

 

Compare/contrast the three kinds of algae.

 

Name three different kinds of flagellates.

 

Discuss the unique features that distinguish protistan molds and sporozoans from other protists.

 

Identify several obstacles to living on land and describe how plants overcame them.

 

Distinguish nonvascular plants from vascular.

 

Summarize alternation of generations.

 

Describe the moss life cycle.

 

Describe the three basic features of vascular plants.

 

Summarize the characteristics and life cycle of ferns.

 

Explain how gymnosperms differ from other seed plants.

 

Compare/contrast the life cycles of gymnosperms and ferns.

 

Describe a seed and state its importance to the adaptation of plants.

 

Identify the parts of a flower.

Explain why there are different kinds of flowers.

 

Describe the process of double fertilization and its importance.

 

Relate the characteristics of fruits to their role in seed dispersal.

Guided practice

 

 

 

 

 

 

Observe cells at stages of the cell cycle

 

 

 

 

 

 

 

Observe virus examples

 

 

 

 

 

 

 

 

Students will grow bacteria collected from various home environments

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Complete life cycle charts

Questions/Answers

 

 

 

 

 

 

Identify the cell cycle stages and discuss the event.

 

 

 

 

 

 

Compare/contrast cells to viruses

 

 

 

 

 

 

 

 

Stain and evaluate the bacterial types collected.  Contrast with eukaryote characteristics.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Compare/contrast the three life cycles.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Unit test

Compare and contrast ways in which selected cells are specialized to carrying out particular life functions

The student will state the parts of the cell theory.

 

The student will identify the major differences between prokaryotes and eukaryotes and explain the importance of each.

 

 

 

 

 

 

 

 

 

The student will explain why cells must be small.

 

Students will describe the function of nucleic acids and ATP

 

Students will compare and contrast the four principal kinds of macromolecules found in living organisms.

 

The student will describe the structure and functions of the organelles found inside a eukaryotes cell.

 

The student will list the similarities and differences among the cells of plants, fungi and animals.

 

The student will describe the arrangement of phospholipid molecules in a plasma membrane.

 

The student will recognize the importance of cell surface proteins.

 

The student will identify three main types of cell surface proteins.

 

The student will identify three ways cells communicate with each other.

 

The student will describe how receptors can influence the cytoplasm of a cell.

 

The student will distinguish between chemically gated and voltage-gated channels.

 

Describe the three major tissue types that compose vascular plants and state the function of each.

 

Explain how leaves, stems, roots are adapted for the functions they perform.

 

Describe several distinguishing features of sugar maple trees.

 

Explain how transpiration helps move water in a plant.

 

Relate the cohesive and adhesive properties of water to its movement in plants.

 

Explain how guard cells regulate the rate of transpiration.

 

Describe the process by which sugars are translocated throughout the body of a plant.

 

Compare the structure of corn seeds with that of bean seeds and describe how each germinates.

 

Explain how primary and secondary growth are produced.

 

Compare plant development with animal development.

 

Distinguish among annuals, biennials, perennials.

 

Describe several methods of propagation of plants.

 

Describe how growth occurs in arthropods.

 

Identify the major groups of vertebrates and list the order in which they evolved.

 

Describe the key adaptations that enabled fishes to dominate the oceans.

 

Describe the adaptations of amphibians for life on land.

 

Describe the key adaptations of terrestrial vertebrates.

 

Describe how counter-current flow increases oxygen absorption.

 

Explain how vertebrates obtain oxygen from the air.

 

Identify the key changes in the structure of the vertebrate lung.

 

Describe the structure of the fish heart.

 

Describe the evolution of the vertebrate heart.

 

Discuss the significance of the pulmonary veins in terrestrial vertebrates.

 

Describe how marine and freshwater fishes maintain water and salt balance.

 

Identify the key adaptations of terrestrial vertebrates that prevent water loss.

 

Explain how terrestrial vertebrates are able to reproduce on land.

 

List the advantages of internal fertilization over external fertilization.

 

Contrast oviparity, ovovivparity and viviparity.

 

Contrast the parent care provided by reptiles, birds and mammals.

 

How does the physical appearance of a cell indicate the possible function of the cell?

The teacher will have students use pictures of different kinds of specialized cells from books, internet sources, or prepared slides to observe structural differences. Each student will write an explanation of how the overall structure of a cell relates to its function (e.g., a nerve cell.) Students should identify any specific organelles present and relate these organelles to the function of the cell (e.g., chloroplast with photosynthesis in a plant).

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Guided practice

 

 

 

 

 

 

Guided practice

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Guided practice

 

 

 

Each student will design, construct, and label a cell with six or more different structures. Based on the structures used, each student will write a paragraph describing what the cell is able to do.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Questions/Answers

 

 

Unit test

 

 

 

Questions/answers

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Questions/Answers

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Unit test

 

 

 

STRAND: Organization of Living Things

 

Content Strand: All students will use classification systems to describe groups of living things; compare and contrast differences in the life cycles of living things; investigate and explain how living things obtain and use energy; analyze how parts of living things are adapted to carry out specific functions.

Grade Level: 9th

 

 

 

Benchmark

Performance Description

Recommended Activities

Recommends Assessments

Classify major groups of organisms to the kingdom level

Describe the characteristics of the six major kings and focus on the two kingdoms of bacteria.

 

 

 

 

 

 

 

 

 

 

Identify the characteristics of Pelomyxa palustris.

 

Discuss the evolution of mitochondria and mitosis.

 

Explain the advantages of multicellularity.

 

Compare and contrast colonial, aggregate and multicellular organisms.

 

Describe the protist ancestors of plants, animals and fungi.

 

Explain two characteristics that distinguish complex multicellular organisms.

 

Describe Linnaeus’s role in modern taxonomy.

 

Explain the scientific system for naming a species.

 

Distinguish scientific naming from biological.

 

Define the term species.

 

Describe how classification reflects evolutionary history.

 

Explain how fungi are classified.

 

Describe four phyla of fungi.

 

Outline the life cycles of classic fungi.

 

Describe the mushroom Amanita.

Describe the general characteristics of animals.

 

Define radial symmetry.

 

Compare/contrast sponges and cnidarians.

 

Define bilateral symmetry.

 

Describe the evolution of the body cavity in animals.

 

Compare/contrast flatworms with roundworms.

 

Describe the basic body plan of a mollusk

 

List the characteristics of an annelid

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List the characteristics of an arthropod.

 

Compare/contrast echinoderms with chordates.

 

Identify the four classes of mollusks

 

State the major annelid characteristics that distinguish them from mollusks.

 

 

Describe the evolution of arthropods.

Relate the characteristics of arthropods to their evolutionary success.

 

List the three subphyla of arthropods.

 

Describe the characteristics of arachnids and crustaceans.

 

Compare/contrast millipedes, centipedes, insects.

 

Identify the external and internal structure of a grasshopper.

 

Compare/contrast gradual, incomplete, and complete metamorphosis.

 

Describe the major characteristics of echinoderms.

 

Compare/contrast the lifestyles of organisms in the five classes of echinoderms.

 

Describe the first vertebrates

 

Describe the evolution of jaws.

 

Compare/contrast ostracoderms to placoderms.

 

Give examples of two modern agnathans.

 

Identify several important characteristics of sharks.

 

Describe the evolution of bony fishes.

 

Identify and describe the direct ancestors of amphibians.

 

Discuss the major changes that have occurred in amphibians throughout their evolutionary history.

 

Contrast the three orders of modern amphibians.

 

Identify and describe the major external and internal features of a frog.

 

Identify the four orders of living reptiles.

 

Recognize the close relationship between crocodiles and birds.

 

Describe the evolution of the reptilian skull.

 

Identify the differences between lizards and snakes.

 

Describe adaptations for locating and prey capturing in snakes.

 

Recognize the three factors that contributed to the success of dinosaurs.

 

Explain the role of continental drift and dinosaurs.

 

Describe how plant evolution

affected the evolution of dinosaurs.

 

Recognize the position of Archaeopteryx to avian evolution.

 

Identify modern avian characteristics, compare to other vertebrates.

 

Describe the three similarities between therapsids and mammals.

Identify three characteristics of the earlier mammals.

 

Using preserved and live organisms and a list of characteristics associated with the major kingdoms, small groups of students will sort the organisms into their appropriate kingdom groups. As a group, students will write a summary of the problems encountered with placing organisms into groups based solely on visible, physical characteristics. As a group, students will generate a list of ideas on other possible ways to classify organisms.