4.1 energy transfers Flashcards
1
Q
What is the start of all energy?
A
the sun
2
Q
during photosynthesis,____ energy is turned into ___ energy
A
light, chemical
3
Q
How is energy released from the body?
A
heat, breathing, sweat
4
Q
For living things, one way to measure energy is _____
A
biomass
5
Q
What is the definition of photosynthesis?
A
how plants make energy to live
6
Q
What is the definition of cellular respiration?
A
how plants make cells
7
Q
On average, only ___% of energy of a level goes to the next level
A
10%
8
Q
what is the definition of ecosystem?
A
all the organisms in a community plus abiotic factors
9
Q
what does inefficiency of energy transfer mean?
A
the loss of energy between levels of food chains
10
Q
what could the pyramid of numbers also mean?
A
the population size
