8th Grade Science Starr Review Blitz

Which list of characteristics describes organisms classified as animals?

• Unicellular, prokaryotic, autotrophic

• Multicellular, eukaryotic, heterotrophic

• Unicellular, eukaryotic, heterotrophic

• Multicellular, eukaryotic, autotrophic

The characteristics of a particular organism are listed below: - Is multicellular - Is autotrophic - Has cell walls - Has cell nuclei - Can reproduce sexually or asexually In which kingdom should this organism be classified?

• Fungi

• Eubacteria

• Plantae

• Animalia

Tags

NGSS.MS-LS3-2

Based on the energy pyramid model shown, which consumers would receive the greatest amount of energy captured by the producers in their food chains?

• Wedge-tailed eagles

• Chuditch

• Ring-tailed opossums

• Eucalyptus trees

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which ecosystem is MOST LIKELY to be sustainable?

• Ecosystem Plan 1: Elodea plants, Goldfish, Zebra fish, Rocks

• Ecosystem Plan 2: Elodea plants, Goldfish, Colorful gravel

• Ecosystem Plan 3: Elodea plants, Water lily plants, Lace ferns

• Ecosystem Plan 4: Elodea plants, Lace ferns, Goldfish, Snails

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Which is the correct statement?

• Ecosystems with more species are more sustainable.

• Ecosystems with fewer species are better able to survive.

Tags

NGSS.MS-LS2-5

Which ecosystem is likely to be the least sustainable?

• Ecosystem 1, because it has the fewest species

• Ecosystem 2, because it includes both aquatic and terrestrial species

• Ecosystem 3, because it has few predators

• Ecosystem 4, because it supports many animals

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Both primary and secondary succession begin with pioneer species that —

• change the area and make it safer from predatory organisms

• invade the area so that new organisms cannot be established

• modify the area and allow larger and more complex organisms to appear

• use up all the existing resources and prevent establishment of non-native organisms

Tags

NGSS.MS-LS2-3

Based on the dichotomous key provided, what is the name of the wildflower shown in the diagram?

• Starflower

• Chickweed

• Bowman's root

• Common strawberry

Based on the leaf identification key, if a leaf is simple and not grouped on a stem, what is the next step to identify the species?

• Go to 2

• Go to 3

• Go to 4

• Go to 5

If a leaf is compound and the leaves are arranged like a fan, which species does it belong to?

• Sugar maple

• Black maple

• Ginkgo

• Sweet gum