WorksheetsBiology Exam: Ecosystem Interactions
Total questions: 24
Worksheet time: 14mins
What was one of the reasons early humans studied plants?
To use them for decoration
To recognize poisonous plants
To make clothing
To build houses
What did Maria Sibylla Merian focus on instead of preserved specimens?
Fossils
Living insects
Rocks
Marine life
What did the invention of microscopes lead to the discovery of?
Planets and stars
Bacteria, cells, and antibiotics
Electricity and magnetism
Dinosaurs and fossils
Which of the following characteristics do all plants share?
They are all prokaryotes.
They are all single-celled.
They all produce flowers.
They are all autotrophs.
Without plants we would have no animals.
True
False
What is the primary source of energy in an ecosystem?
Plants
Animals
Sun
Herbivores are referred to as ________ consumer.
Secondary
Primary
Tertiary
A carnivore is referred to as a ________ consumer.
Producer
Primary
Secondary
Organisms only hold on to (a) percent of the energy they ingest.
_____: the variety of life in the world, or in a particular habitat or ecosystem.
Biodiversity
Carrying Capacity
Limiting Factor
(a) : The largest number of individuals that an environment can support.
______: Nonliving things in an ecosystem (air, soil, water, sunlight)
Abiotic Factors
Biotic Factors
(a) : Living factors in an ecosystem include plants, animals, bacteria, fungi, etc.
Which of the following is a BIOTIC factor in an ecosystem?
Trees
Air
Water
Rocks
_______: a collection of all the organisms living in a particular place together with their abiotic components, such as water and air.
Biosphere
Biome
Ecosystem
Community
A _____ is the populations of two or more species within the same geographical area and time period.
Biome
Ecosystem
Community
Population
A _____ is a group of individuals within the same species, within the same area, and that are capable of reproducing with one another.
Population
Community
Ecosystem
Biome
When you step out into the cold, your body shivers in order to keep its temperature at 98.6F. Which characteristic of life does this represent?
All living things use energy
All living things contain cells
All living things maintain homeostasis
All living things grow
A baby song bird hatches from its egg with both parent songbirds watching. Which characteristic of life does this represent?
All living things reproduce
All living things maintain homeostasis
All living things use energy
All living things grow
The following are all characteristics of life EXCEPT:
made of cell(s)
eat food
respond stimuli
reproduce
