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WorksheetsESDM test 1
Total questions: 25
Worksheet time: 19mins
True or False: The population size of predators are equal to the population size of prey.
True
False
An interaction between organisms or species that is helpful to both.
Dependent interaction
Predatory interaction
Mutually beneficial interaction
Competitive interaction
If the population of prey increases, the population of predators will ________because of the availability of food.
increase
decrease
remains same
What non-living factor is the most important for an ecosystem to work?
Rock
sun
plant
animal
Living and nonliving things interacting in an environment is called:
organism
ecosystem
consumer
producer
Which group do fungi, bacteria, and termites belong to?
producers
omnivores
carnivores
decomposers
The organism that can make their own food through the process of photosynthesis?
(a)
Which group of organism can directly trap solar energy
Producers
consumers
detrivores
omnivores
Temperature, light, air, water, and soil are all (a) parts of the environment
What is an example of a biotic factor?
rock
soil
water
tiger
The study of interactions in an ecosystem.
(a)
These organisms that cannot make their own food; but depent on other organisms for energy is generally termed as
(a)
Why is the ecosystem important?
It can sustain overpopulation.
It sustains the balance of life in nature.
It allows humans to exploit natural resources.
It can absorb all the toxins humans dispose of.
In which ecosystem would I find the following things:
1. A lot of mammals
2. Usually warm weather
3. Very few trees
4. Fertile soil
grassland
forest
marine
estuary
Name the ecosystem would have many trees.
(a)
Name an ecosystem that have salt water.
(a)
Which word means "land based" ecosystem?
Terrestrial
Aquatic
Which word means "water-based" ecosystem?
Terrestrial
Aquatic
This ecosystem receives very little rainfall.
Forest
Grassland
Wetland
Ocean
_________ are large bodies of saltwater divided by continents.
Oceans
Lakes
Ponds
esturay
Rain forests, temperate forests, deciduous forests, coniferous forests, and taigas are different types of (a) .
Name this Ecosystem?
(a)
This ecosystem is
lentic
lotic
In this ecological pyramid which type of consumer gets only 10% of the energy stored in plants?
Herbivores
carnivores
omnivores
The diagram represents a pyramid of energy in an ecosystem. Which level would most likely contain organisms that do photosynthesis?
A
B
C
D
