Ecology [Sept 19, 2024]

Mineral soil mixed some organic matter, clay, iron, aluminum, silicates. What is this soil horizon?

• Horizon O

• Horizon A

• Horizon B

• Horizon C

Tropical Dry Forest warm: moist; low seasonality; infertile soils;

exceptional biological diversity and intricate biological interactions.

• True

• False

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

Hot or cold; dry; unpredictable precipitation; low productivity

but often high diversity; organisms well adapted to climatic extremes. What is this biome?

• Tropical savanna

• Tundra

• Desert

• Tropical Rain Forest

What is the correct arrangement from the smallest to the largest oceans?

• Pacific, Atlantic, Indians

• Atlantic, Pacific, Indians

• Indians, Atlantic, Pacific

• Indians, Pacific, Atlantic

Fringing reefs: coral islets built up from a submerged oceanic island.

• True

• False

"Cold also dark waters". What is this lakes zone?

• Littoral

• Limnetic

• Epilimnion

• Hypolimnion

Which is incorrect condition that required for a population to remain in Hardy-Weinberg equilibrium?

• Random mating

• No mutations

• Small population size

• No immigration

What is the best description belongs to Directional Selection?

• Occurs where average individuals in a population are best adapted to a given set of environmental conditions.

• Occurs where one extreme phenotype has an advantage over all other phenotypes.

• Favors two or more extreme phenotypes over the average phenotype in a population.

Tags

NGSS.MS-LS4-4

In which nature that we can see the Stabilizing Selection occurs?

• Egg size among ural owls.

• Adaptation by soapberry bugs to new host plants.

• Population of Darwin's Finches.

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4