Ecosystems
Get a hint
How are matter and energy used in ecosystems?
Answers:
Matter is cycled through ecosystems; energy is not.
How are matter and energy used in ecosystems?
Answers:
Matter is cycled through ecosystems; energy is not.
Energy is cycled through ecosystems; matter is not.
,Energy can be converted into matter; matter cannot be converted into energy.
Matter can be converted into energy; energy cannot be converted into matter.
Matter is used in ecosystems; energy is not - ✔✔ANSW✔✔..Selected Answer:
Matter is cycled through ecosystems; energy is not.
How does inefficient transfer of energy among trophic levels result in the typically high endangerment
status of many top predators?
Answers:
Predators have short life spans and short reproductive periods.
Predators have relatively large population sizes.
Predators are more disease-prone than animals at lower trophic levels.
Top-level predators are destined to have small populations that are sparsely distributed
,all of the choices are correct - ✔✔ANSW✔✔..Selected Answer:
Top-level predators are destined to have small populations that are sparsely distributed
Ecosystems are
Answers:
processors of matter and transformers of energy.
processors of energy and transformers of matter.
neither transformers or processors of matter nor energy.
transformers of matter but not of energy.
processors of matter and energy. - ✔✔ANSW✔✔..Selected Answer:
processors of matter and transformers of energy.
Aquatic primary productivity is most limited by which of the following?
Answers:
increased pressure with depth
, predation by fishes
light and nutrient availability
temperature
disease - ✔✔ANSW✔✔..Selected Answer:
light and nutrient availability
If the Sun were to suddenly stop providing energy to Earth, most ecosystems would vanish. Which of the
following ecosystems would likely survive the longest after this hypothetical disaster?
Answers:
desert
benthic ocean
grassland
tropical rainforest
Get a hint
How are matter and energy used in ecosystems?
Answers:
Matter is cycled through ecosystems; energy is not.
How are matter and energy used in ecosystems?
Answers:
Matter is cycled through ecosystems; energy is not.
Energy is cycled through ecosystems; matter is not.
,Energy can be converted into matter; matter cannot be converted into energy.
Matter can be converted into energy; energy cannot be converted into matter.
Matter is used in ecosystems; energy is not - ✔✔ANSW✔✔..Selected Answer:
Matter is cycled through ecosystems; energy is not.
How does inefficient transfer of energy among trophic levels result in the typically high endangerment
status of many top predators?
Answers:
Predators have short life spans and short reproductive periods.
Predators have relatively large population sizes.
Predators are more disease-prone than animals at lower trophic levels.
Top-level predators are destined to have small populations that are sparsely distributed
,all of the choices are correct - ✔✔ANSW✔✔..Selected Answer:
Top-level predators are destined to have small populations that are sparsely distributed
Ecosystems are
Answers:
processors of matter and transformers of energy.
processors of energy and transformers of matter.
neither transformers or processors of matter nor energy.
transformers of matter but not of energy.
processors of matter and energy. - ✔✔ANSW✔✔..Selected Answer:
processors of matter and transformers of energy.
Aquatic primary productivity is most limited by which of the following?
Answers:
increased pressure with depth
, predation by fishes
light and nutrient availability
temperature
disease - ✔✔ANSW✔✔..Selected Answer:
light and nutrient availability
If the Sun were to suddenly stop providing energy to Earth, most ecosystems would vanish. Which of the
following ecosystems would likely survive the longest after this hypothetical disaster?
Answers:
desert
benthic ocean
grassland
tropical rainforest
