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... A. an endoskeleton made of chitin and jointed appendages. B. an endoskeleton made of chitin and six pairs of appendages. C. an exoskeleton made of chitin and jointed appendages. D. an exoskeleton made of chitin and Malpighian tubules. ...
... A. an endoskeleton made of chitin and jointed appendages. B. an endoskeleton made of chitin and six pairs of appendages. C. an exoskeleton made of chitin and jointed appendages. D. an exoskeleton made of chitin and Malpighian tubules. ...
Ecological Systems
... 2. Second Law - Whenever energy changes form, large amounts are lost as heat. -Entropy: The degree of disorder. Organisms utilize energy in orderly forms to do work, this is low entropy. When energy is lost as heat, it becomes disordered, high entropy. -Physicists define energy flow in the universe ...
... 2. Second Law - Whenever energy changes form, large amounts are lost as heat. -Entropy: The degree of disorder. Organisms utilize energy in orderly forms to do work, this is low entropy. When energy is lost as heat, it becomes disordered, high entropy. -Physicists define energy flow in the universe ...
Respiratory system
... • Why do we need food? – Reactants for cell respiration (energy) – Building blocks for new cells, tissues, etc. ...
... • Why do we need food? – Reactants for cell respiration (energy) – Building blocks for new cells, tissues, etc. ...
Habitats and adaptations
... competition between them will occur. The greater the overlap the higher the competition. If the niches are too similar, then the species cannot co-exist; one species will be better adapted and will out-compete the other. The other species will need to adapt, move or be eliminated. This is known as G ...
... competition between them will occur. The greater the overlap the higher the competition. If the niches are too similar, then the species cannot co-exist; one species will be better adapted and will out-compete the other. The other species will need to adapt, move or be eliminated. This is known as G ...
chapter 3 notes - Flushing Community Schools
... • The presence of certain factors, such as water or temperature, influence which organisms can survive in some ecosystems. – Any abiotic (nonliving) or biotic (living) factor that restricts the numbers, reproduction, or distribution of an organism is called a limiting factor. • Abiotic limiting fac ...
... • The presence of certain factors, such as water or temperature, influence which organisms can survive in some ecosystems. – Any abiotic (nonliving) or biotic (living) factor that restricts the numbers, reproduction, or distribution of an organism is called a limiting factor. • Abiotic limiting fac ...
S7L4d Relationships Study Guide Answer Key
... Organisms that are better at competing are more likely to get and use the available resources. 2. What is predation? Predation is an interaction in which one organism captures and feeds on another organism for food. The organism that does the killing is called the predator, and the organism that is ...
... Organisms that are better at competing are more likely to get and use the available resources. 2. What is predation? Predation is an interaction in which one organism captures and feeds on another organism for food. The organism that does the killing is called the predator, and the organism that is ...
Interactions in the Ecosystem
... and BIOTIC factors. Abiotic factors are non-living. chemistry, physics and geology. weather, seasonal changes, tides, air quality, and ...
... and BIOTIC factors. Abiotic factors are non-living. chemistry, physics and geology. weather, seasonal changes, tides, air quality, and ...
EXCHANGE IN MULTICELLULAR ORGANISMS
... • LUNGS (SEE P.2 DIAGRAM) • MIXING OF OXYGEN RICH AND OXYGEN POOR AIR • NOSE/MOUTHTRACHEABRON CHI • ALVEOLI (CAVITIES CONTAINING CAPILLARIES) • THESE ALVEOLI PROVIDE A LARGE SURFACE AREA TO EXCHANGE OXYGEN AND CARBON DIOXIDE • (de-oxygenated blood is pumped through the pulmonary arteries to the l ...
... • LUNGS (SEE P.2 DIAGRAM) • MIXING OF OXYGEN RICH AND OXYGEN POOR AIR • NOSE/MOUTHTRACHEABRON CHI • ALVEOLI (CAVITIES CONTAINING CAPILLARIES) • THESE ALVEOLI PROVIDE A LARGE SURFACE AREA TO EXCHANGE OXYGEN AND CARBON DIOXIDE • (de-oxygenated blood is pumped through the pulmonary arteries to the l ...
Kingdom Animalia
... • Some animals, called hermaphrodites, have both testes and ovaries. Examples: slugs, earthworms, some fish • External fertilization: aquatic animals release sperm and eggs near each other • Internal fertilization: union of sperm and egg occurs within the female’s body ...
... • Some animals, called hermaphrodites, have both testes and ovaries. Examples: slugs, earthworms, some fish • External fertilization: aquatic animals release sperm and eggs near each other • Internal fertilization: union of sperm and egg occurs within the female’s body ...
View My Files
... air passes out of the lungs and over the vocal cords, It causes them to vibrate. This produces sounds on the basis of our speech, song,etc. 5). Trachea is also called wind pipe. It channels air to lungs. 6)Trachea at its lower end divides into two bronchi one leading to each lung. 7) The bronchi fur ...
... air passes out of the lungs and over the vocal cords, It causes them to vibrate. This produces sounds on the basis of our speech, song,etc. 5). Trachea is also called wind pipe. It channels air to lungs. 6)Trachea at its lower end divides into two bronchi one leading to each lung. 7) The bronchi fur ...
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... asexual – mitosis for growth, repair and for cloning self sexual – generates diversity All organisms involved in relationships with other species All organisms evolve - Land plants and land animals arose from aquatic ancestors - Both face new challenges in the drier environment - Form and internal f ...
... asexual – mitosis for growth, repair and for cloning self sexual – generates diversity All organisms involved in relationships with other species All organisms evolve - Land plants and land animals arose from aquatic ancestors - Both face new challenges in the drier environment - Form and internal f ...
7th Grade Life Science FINAL EXAM STUDY GUIDE Living
... 1) What are the characteristics of living things? 2) What is the difference between growth and development? 3) What is the difference between sexual and asexual reproduction? 4) What is a heterotroph? Autotroph? 5) What do the animals in Phylum Chordata have in common with each other? 6) What two le ...
... 1) What are the characteristics of living things? 2) What is the difference between growth and development? 3) What is the difference between sexual and asexual reproduction? 4) What is a heterotroph? Autotroph? 5) What do the animals in Phylum Chordata have in common with each other? 6) What two le ...
Body Condition Index
... ecosystem, or even habitat level, as the populations are huge and fluctuate widely (26). Pollution does not directly impact frogs’ body condition until it has reached very high levels. Pathogens and parasites, which are more common in amphibians from polluted areas (27), do lower a frogs body condit ...
... ecosystem, or even habitat level, as the populations are huge and fluctuate widely (26). Pollution does not directly impact frogs’ body condition until it has reached very high levels. Pathogens and parasites, which are more common in amphibians from polluted areas (27), do lower a frogs body condit ...
individual (or organism) biosphere ecosystem population community
... 27. How is primary succession different than secondary succession? Primary succession begins with bare rock, no soil. Secondary succession begins from previously existing soil. 28. What does a pioneer species do? Pioneer species are the first organisms to begin to grow in an area after the disturban ...
... 27. How is primary succession different than secondary succession? Primary succession begins with bare rock, no soil. Secondary succession begins from previously existing soil. 28. What does a pioneer species do? Pioneer species are the first organisms to begin to grow in an area after the disturban ...
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... Needs of a Species • Even if an organism is able to acquire a limiting resource, there is a maximum number of organisms that any habitat can support. • This number is known as the carrying capacity. • As a population becomes more “crowded,” the growth rate of that population will decrease. ...
... Needs of a Species • Even if an organism is able to acquire a limiting resource, there is a maximum number of organisms that any habitat can support. • This number is known as the carrying capacity. • As a population becomes more “crowded,” the growth rate of that population will decrease. ...
Unit 5
... close to the carrying capacity that is determined by densitydependent factors. Superimposed in this general stability are shortterm fluctuations due to density independent factors. 5. 11. List the three major characteristics of a life history and explain how each affects the: 6. Number of offspring ...
... close to the carrying capacity that is determined by densitydependent factors. Superimposed in this general stability are shortterm fluctuations due to density independent factors. 5. 11. List the three major characteristics of a life history and explain how each affects the: 6. Number of offspring ...
Chapter 2
... as sunlight, temperature, salinity, exposure, and pressure, will determine where organisms can live. • Species interactions that influence the distribution of organisms in the marine environment include competition, predation and symbiosis. ...
... as sunlight, temperature, salinity, exposure, and pressure, will determine where organisms can live. • Species interactions that influence the distribution of organisms in the marine environment include competition, predation and symbiosis. ...
Chapter six Internal Fluids and Respiration
... – The total surface available for gas exchange is much increased in lungs of reptiles which are subdivided into numerous interconnecting air sacs. – Most elaborate of all are mammalian lungs complexes of millions of small sacs, called alveoli, each veiled by a rich ...
... – The total surface available for gas exchange is much increased in lungs of reptiles which are subdivided into numerous interconnecting air sacs. – Most elaborate of all are mammalian lungs complexes of millions of small sacs, called alveoli, each veiled by a rich ...
Predation Quiz Answers
... Predation Quiz Answers 1. True or False: Predation lowers the fitness of the predator. ...
... Predation Quiz Answers 1. True or False: Predation lowers the fitness of the predator. ...