IB ESS

Which law of thermodynamics explains the shape of an ecological pyramid of energy?

• 1st law

• 2nd law

• 3rd law

Tags

NGSS.MS-LS2-3

NGSS.MS-PS3-4

Select the inputs to photosynthesis.

• CO2

• H2O

• Glucose

• O2

• Sunlight

Tags

NGSS.MS-LS1-6

Aerobic respiration is the process of release and transfer of energy inside all living cells at all times. What are the outputs of this process?

• CO2

• O2

• H2O

• Energy (ATP)

• Glucose

Tags

NGSS.MS-LS2-3

Classify the organism based on how it acquires energy for living.

• Autotroph

• Heterotroph

• Producer

• Consumer

Tags

NGSS.MS-LS2-3

True or False? The length of food chains is restricted because the amount of sunlight entering the ecosystem is limited.

• True

• False

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Density-dependent factors, such as contagious disease or parasites, act as a ____________ feedback mechanism by bringing the population size back to equilibrium.

• Positive

• Negative

• Neutral

Which of these is NOT an example of interspecific competition?

• Oysters and barnacles competing for settling space on the rocky shore

• Goats and sheep in the same paddock competing for grass

• Ferns and kawakawa competing for shaded locations in a forest

• Stags competing for mates

Choose all abiotic factors of an environment

• temperature

• sunlight

• parasites

• primary producers

• wind

Tags

NGSS.MS-ESS2-5

What is the primary source of energy for most ecosystems?

• Heat from the Earth's core

• Solar energy

• Chemical energy from rocks

• Energy from the moon

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which law of thermodynamics states that energy cannot be created or destroyed?

• First law

• Second law

• Third law

• Law of conservation of mass

Tags

NGSS.MS-PS3-5