Please take out your worksheet Biodiversity Review Please take out your worksheet

POPULATION DENSITY: The number of organisms living per unit of an area (e.g. per square mile); the number of organisms relative to the space occupied by them

Niche: The position or function of an organism in a community of plants and animals.

POPULATION distribution: The arrangement or spread of organisms living in a given area; also, how the population of an area is arranged according to variables.

Biodiversity: Diversity among and within plant and animal species in an environment. Note: The preservation of biodiversity is considered by environmentalists to be a major goal of environmental policy.

Monoculture: One species or one type of organism Polyculture Many species or many types of organisms

Resource Partitioning: So, when species divide a niche to avoid competition for resources, it is called resource partitioning. Sometimes the competition is between species (interspecific competition) and sometimes it's between individuals of the same species (intraspecific competition).

Habitat: The natural environment of an organism; place that is natural for the life and growth of an organism.

Species Richness: Species richness is simply the number of species present in a sample, community, or taxonomic group. Species richness is one component of the concept of species diversity, which also incorporates evenness, that is, the relative abundance of species.

Ecological Diversity:  Is a type of biodiversity. It is the variation in the ecosystems found in a region or the variation in ecosystems over the whole planet.

Please take out Mystery in Alaska Please answer #10-13 Utilizing your packet (then check your answers)

10. Which choice is False? B

11. Why do sea lions lose weight when they eat Pollock? Hard to digest Low in fat content Large so they eat less Take more energy to catch

12. Why Western sea lions not surviving to breeding age? The Western sea lion pups only survive to age 3 and majority age for males 3 to 8 and females 4.6

Why Eastern Sea Lions did not decrease? They had herring to eat

Read Paragraph and look at the chart Read Paragraph and look at the chart? Answer 14-17 then check your answers 14. Super Bubble Soap will produce bubbles that are twice as big as bubbles made with regular bubble soap. 15. Super Bubble Soap 16. The diameter of the bubble 17. Rejected, The super bubble soap did not make bubbles double the size of the regular bubble soap consistently.

Please take out your Pika wsts Please answer #18-21 Utilizing your wkts (then check your answers)

Pikas 18. Close relative of rabbits 19.Talus or steppe (mountainous or meadow) 20. Temperature (low), precipitation (high), Elevation (low) (aka altitude) 21. temperature, location, Elevation (altitude), precipitation

Please take out your Ecosystem Jenga Please answer #22-24 Utilizing your packet (then check your answers)

Ecosystem Jenga 22. Explained how an ecosystem works by moving the blocks 23. The whole tower 24. The block colors : blue = water pollution, red = animal extinction, green = plant extinction, and yellow = air pollution

Please take out your Food Web packet Please answer #25-26 Utilizing your packet (then check your answers)

Food Web 25. Omnivore-Eats meat and plants Herbivore-Eats only plants Carnivore-Eats only meat Producer-Produce it’s own food 26. Worm D Carrots A, Grasses A, and Grains A Rabbits B, mice B, grasshopper B, and Birds B (when they eat grains) Foxes C, Owls C, and Birds C (when they eat grasshoppers)