S1 Review - Unit 1 - Bio

Baleen whales eat zooplankton by taking a large amount of water into their mouth. These whales use special structures in their mouth to separate zooplankton from the water. Because baleen whales eat zooplankton, they are classified as —

• producers
• predators
• parasites
• hosts

Which of the following best summarizes the effect of saltwater on these plant species?

• Species 1 can sprout only in freshwater, and Species 2 can sprout only in saltwater.
• Both species can sprout in freshwater and saltwater, but Species 2 can sprout in a higher salt concentration than Species 1.
• Both species need salt in their water, but Species 2 needs more salt than Species 1
• Species 1 can sprout only in water with a low salt concentration, but Species 2 is not affected by the salt concentration

Temperature, light, air, water, and soil are all  _____  parts of the environment

• alive
• biotic 
• abiotic
• living

Which of the fallowing has only abiotic factors?

• Sunlight, algae, and temperature
• Guppy, crab, oxygen
• Sunlight, soil, and weather
• Algae, temperature, and dog

Which of the following is an example of a community?

• All the tiger sharks in the ocean.
• All the oak trees in a forest.
• All the cows on a farm. 
• The plants and animals in a rainforest.

The correct order of ecological organization from the smallest to the largest is _______________.

• organism, community, population, ecosystem, biosphere, biome
• biosphere, biome, ecosystem, community, population, organism
• organism, population, community, ecosystem, biome, biosphere
• population, organism, biosphere, community, ecosystem, biome

What are the biotic factors in this image?

• sunlight, elephants, and trees
• sunlight, water,  and air
• elephants, plants, trees 
• clouds, mountains, and dirt

What is the end result of ecological succession?

• Pioneer species
• Top soil
• Climax community
• Disturbance

The shrew provides energy for the _______.

• cricket
• grasshopper
• frog
• snake

How many herbivores are in this web?

• 1
• 2
• 3
• 4