Chapter 10 Louisiana Environmental Science

Pick the letter of the term or phrase that best matches the description.

species that are critical to the functioning of an ecosystem

• a. hybrids

• b. ecotourism

• c. biodiversity

• d. genetic diversity

• e. keystone species

Pick the letter of the term or phrase that best matches the description.

all the different genes contained in all members of a population

• a. hybrids

• b. ecotourism

• c. biodiversity

• d. genetic diversity

• e. keystone species

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Pick the letter of the term or phrase that best matches the description.

tourist experiences among unique wildlife and ecosystems

• a. hybrids

• b. ecotourism

• c. biodiversity

• d. genetic diversity

• e. keystone species

Tags

NGSS.MS-LS2-5

Pick the letter of the term or phrase that best matches the description.

varieties developed by combining genetic material from other populations

• a. hybrids

• b. ecotourism

• c. biodiversity

• d. genetic diversity

• e. keystone species

Pick the letter of the term or phrase that best matches the description.

the number and variety of different species in a given area

• a. hybrids

• b. ecotourism

• c. biodiversity

• d. genetic diversity

• e. keystone species

Tags

NGSS.MS-LS2-5

Hunting sea otters along the U.S. Pacific coast resulted in

• a. an increase in biodiversity.

• b. the extinction of kelp.

• c. a decrease in biodiversity.

• d. a reduction in the sea urchin population.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

To which groups do most of the unknown species belong?

• a. mammals and trees

• b. insects and fungi

• c. bacteria and plants

• d. protozoans and algae

A crop that results from combining genetic materials is called

• a. a hybrid variety.

• b. a keystone species.

• c. a bottleneck offspring.

• d. a wildflower species.

Tags

NGSS.MS-LS3-2

Which level of biodiversity may still be reduced after a species recovers from a threat to its survival?

• a. ecosystem diversity

• b. genetic diversity

• c. population diversity

• d. species diversity

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

How do people benefit from biodiversity?

• a. aesthetic or personal enjoyment

• b. variety of food sources

• c. source of new products

• d. all of the above