CAT4 TEAM CHALLENGE
Quiz by Lydia Rodriguez
Grade 8
Science (2017)
Texas Essential Knowledge and Skills (TEKS)
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8 questions
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- Q1Deers are herbivores. Which of these abiotic factors below is least likely to cause increases or decreases in the size of a population of deer?Wind directionWild firesRainfall amountSeasonal temperature changes45s8.11a
- Q2Which example describes organisms competing for an abiotic factor?Lions and Hyenas compete for a downed zebraCacti compete for water in the desertMale elephants seals compete on a beach for matesBrightly colored flowers attract pollinators45s8.11a
- Q3A massive flood strikes a forest ecosystem without warning. What will happen to the organisms in the ecosystem?Some organisms evacuate, while others die in flood watersMost organisms adapt to the wet environmentMost organisms drown in the flood watersMost organisms evacuate the flooded area45s8.11b
- Q4Plate movement separated species of organisms. This isolation lead to --species developing similar traits to allow survival in different environmentsspecies inheriting different traits that caused extinction due to separationspecies developing different traits to allow survival in different environmentsspecies acquire learned behavior due to the separation45s8.11b
- Q5Which is a way that human activities on land can affect ocean systemsOil released during ocean-floor drilling can wash up on shoreOverfishing can reduce the populations of ocean fishRunoff from farms can wash pesticides into rivers that empty into the oceanA volcanic eruption reduces the amount of sunlight that reaches ocean producers.45s8.11c
- Q6What is the primary function of this body system?Protect vital organs from injuryProduction of hormones that regulate growth andmetabolismChemical breakdown of food into small piecesTransport nutrients, oxygen, and water to cells45s
- Q7Plants use energy from sunlight, water, carbon dioxide to produce sugar. Which structure is found only in plant cells and helps capture energy from the sunlightChloroplastNucleusVacuoleCell Membrane45s
- Q8Which of these cell components are most involved in determining the basic shape of each girls face?Chromosomes, chloroplast, vacuolesGenes, chromosomes, nucleusCytoplasm, chloroplast, genesVacuoles, nucleus, chromosomes.45s
