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Unit 1 & 2
Unit 3 & 4
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200

  1. Fill in the blank. 

Quantitative Observation are observations that uses blank. 

  1. Numbers 

200

What are some nonliving environmental factors that differentiate aquatic ecosystems and habitats.

Examples: Salinity, Temperature, Amount of sunlight, dissolved oxygen,nutrient level, turbidity.

200

True or False 

  1. Monoculture farming is growing multiple parts on a field at a time. 

  1. False, Monoculture farming is growing 1 part on a field at a time. 



200

  1. True or False. 

Alpine tundras are at the bottom of the mountain. 

false, it’s at the top of the mountain.  

300

  1. True or False. 

Biomes are large areas of the Earth characterized by Specific climate.  

True

300

What does salinity mean?

  1. Amount of salt dissolved in the water.

300

  1. True or False. 

Fire is a natural part of the grassland ecosystem and helps maintain a healthy ecosystem. 

  1. True 

300

  1. What does the arctic tundra encircle 

  1. The Arctic tundra. 

400

  1. True or False 

Greenhouse gases release the sun’s heat and keep the plant warm.

  1. False, Greenhouse gases trap the sun’s heat and keep the plant warm.

400

What is the most significant abiotic factors in any biome?

Temperature, and precipitation.

400

  1. Cold deserts or tundras have what kind of organisms growing there?

  1. Grass, moss, lichens. 

400

What are the 3 types of biodiversity?  

  1. Ecosystems, species, genes.

500

2.  What is the definition of Inference? 

  1. A guess, idea, or prediction, based on observation. 

500

  1. What is the definition of Latitude? 

Latitude is the distance from the equator measured in degrees north or south.

500

  1. Fill in the blank.

Tropical and subtropical deserts have blank and blank places on earth.

  1. Hottest and driest 

500

What is the definition of Gene?

  1. Section of DNA that controls the expression of inherited traits.