Q2 Science Bowl ~ Round #3 ~ Human Body, Genetics, & Ecosystems

Which statement BEST describes the relationship between the nervous system and circulatory system?

• The nervous system controls the circulatory system.

• The muscular system controls the nervous system.

• The nervous system provides nutrients and oxygen for the muscular system.

• The muscular system provides nutrients and oxygen for the nervous system.

Which type of animal usually eats both producers and consumers?

• a carnivore

• an herbivore

• an omnivore

• a predator

Which is a characteristic of MOST single-celled organisms?

• They have complex nervous systems.

• They perform all life processes.

• They contain several different types of cells.

• They have a circulatory and a respiratory system.

Which statement BEST describes how a multicellular organism survives?

• Has different functions that are essential for the survival of the organism

• Every cell carries out the same functions for the survival of the organism.

• The cells have the same structures that allow the organism to survive.

• All life processes are performed by each cell for the organism to survive.

In what way are the digestive and the circulatory system alike?

• Both protect organs in the body.

• Both control movement of the body.

• Both are transport systems.

• Both provide structural support for the body.

Which has the GREATEST effect on the amount of salt in a salt marsh?

• the number of animals living in the marsh

• the closeness of the marsh to the ocean

• the depth of the water in the marsh

• the temperature of the water in the marsh

Which organism most likely lives in the grassland ecosystem?

• trout

• crab

• bear

• bison

True or False: Herbivores eat plants.

• True

• False

Why do dogs have most of the characteristics of their parents?

• They inherit them from their parents.

• They live in the same habitat.

• They learn them by observing from their parents.

• They eat the same food as their parents.

Which example best shows structures that make up the digestive system in the human body?

• heart, blood, vessels

• brain, spinal cord, nerves

• nose, trachea, lungs

• esophagus. stomach, intestines