2.6-2.11 Review Question Preview (ID: 54700)


Complete This Instead Of Coming To Live Lesson. It Has Been Cancelled Due To MAP Testing. TEACHERS: click here for quick copy question ID numbers.

How can scientists measure how much oxygen is used during cellular respiration?
a) observe it under bright light
b) observe it under no light
c) observe it during photosynthesis
d) observe it during a snow storm

Why is energy transfer inefficient between trophic levels?
a) the organisms are fully consumed
b) dead organisms and waste are recycled
c) all molecules are fully digested
d) it falls out of their mouth when they chew

The rate that plants and other photosynthetic organisms produce organic compounds is called
a) Net productivity
b) Primary Productivity
c) Gross profit
d) Net gain

What is the equation for the adjusted amount of energy?
a) Net- Gross + Organic Matter
b) Gross - Net
c) Gross - Organic Material
d) Gross + Organic Material

Does biomagnetism increase or decrease as it moves to higher trophic levels?
a) increase
b) decrease
c) no change
d) increase then decrease

If an autotroph has 145,000 Kal of energy, how much will a secondary consumer have?
a) 145 kCal
b) 145,000 kCal
c) 1,450 kCal
d) 13,500 kCal

What is an example of a negative effect and invasive species has on the environment?
a) no predators
b) slow growing
c) used for food
d) integrated pest management

What happens to the other 90% of the energy when a consumer eats a producer?
a) its used by the producer to pass onto the next level
b) its consumed and used by the consumer
c) its used for cell processes or released as heat
d) nothing

Why is there less biomass at the top of an terrestrial energy pyramid?
a) there are fewer secondary consumers because thy live longer than producers
b) they need more space
c) they have to eat more food to support themselves, so there are fewer of them
d) they are bigger

Why are there more producers than secondary consumers?
a) heat energy is released
b) secondary consumers can absorb light for photosynthesis
c) 10% of the energy is transferred to the next trophic level
d) 90% of the energy is lost

Which trophic level ingests the most biomass in order to receive the most energy they need for survival?
a) producer
b) primary consumer
c) secondary consumer
d) tertiary consumer

Choose the best example of an autotroph.
a) grass
b) duck
c) otter
d) fox

Which trophic level ingests the most biomass in order to receive the energy it needs?
a) 1
b) 2
c) 3
d) 4

What is the primary energy source for autotrophs?
a) sun
b) glucose
c) heterotroph
d) pizza

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