IB ESS Unit 2

The rate at which producers convert radiant energy into chemical energy

• trophic level

• net primary productivity

• gross primary productivity

• photosynthesis

Tags

NGSS.MS-LS1-6

If the amount of dissolved oxygen in the light bottle used for the investigation in the lesson does not change, an explanation for this is

• The rates of photosynthesis and respiration are equal

• Respiration is not occurring

• photosynthesis is not occurring

• no photosynthesis occurred

Tags

NGSS.MS-LS1-6

Which of the following is an appropriate unit of primary productivity

• kg/m2

• kg/m/day

• kJ/m2

• kg/m2/yr

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The most important abiotic factors when studying biomes are...

• Food and Water

• Rain and Sunlight

• Temperature and Oxygen

• Precipitation and Temperature 

Tags

NGSS.MS-ESS2-5

The biome known for trees with broad leaves that fall off the trees in the winter.

• Taiga/Boreal/Coniferous Forests

• Temperate Seasonal (Decidious) Forests

• Deserts

• Tropical Rain Forests

Which biome covers most of the land mass near Earth's equator?

• Desert

• Grassland

• Tropical rainforest

• Temperate forest

Plants with spines and waxy leaves are well suited for life in which environment?

• Desert

• Temperate forest

• Grassland

• Tropical Rainfroest

Tags

NGSS.MS-LS1-5

NGSS.MS-LS4-4

A large region characterised by a specific type of climate and certain type of plants is known as.

• boreal forest (taiga)

• climate

• biome

• canopy

__________ primary productivity = the organic materials that remain after photosynthetic organisms in the ecosystem have used some of these compounds for their cellular energy needs (cellular respiration).

• Gross

• Total

• Net

• Secondary

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Approximately how much of the solar energy that falls on the leaves of a plant is converted to chemical energy by photosynthesis?

• Less than 1%

• 2-10%

• 30%

• 50%

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3