WorksheetsESS Diagnostic Test (11th) 22-21
Total questions: 22
Worksheet time: 11mins
Freshwater habitats are independent of terrestrial habitats
True
False
An ecosystem consists of biotic and abiotic factors
False
True
Clearing a forest would reduce the amount of energy available to the consumers
True
False
Cutting down trees in a forest alters the habitat of the organisms living in the forest
True
False
An organism’s niche includes its habitat
False
True
Habitat is:
A place to buy furniture and furnishings
The same as an ecosystem
A particular area inhabited by plants and animals
The number of different organisms living in a specific area
How an organism is suited to live in a particular place is called:
Competition
Adaptation
Addition
Participation
Biodiversity is described as:
The range of different species in an environment
The seasonal and daily changes in an environment
The way species differ from one another
The influence of physical factors on an environment
Which of these is a correct food chain?
Fish< fries< ketchup
Man <cow <grass
Cow >slaughterhouse >supermarket
Cow <Milk< Man
The arrows in a food chain show:
Who eats who
The route of food to the shops
The movement of energy between organisms
Heat energy being lost
All the energy in a food chain originates from:
A plant
Farmers
The Sun
An electric outlet
Rabbits are important grazers, maintaining some important grassland habitats. If another catastrophe were to reduce rabbit populations what would happen?
Important grassland butterflies would be lost
There would be more grass for the surviving rabbits
The grassland would be invaded by trees and shrubs
All of the above
A food web:
Is made by a food spider
Shows how feeding relationships are interlinked
Shows the number of organisms in a habitat
Only shows important animals
Which of these are not competed for by plants?
Light
Minerals
Warmth
Water
Many pesticides are stored in an animal’s body fat. If a pesticide got into a lake, which organism would have the highest level?
Eagle
Fish
Microscopic animals
Microscopic plants
The biggest impacts are made on the environment by:
The migration of organisms
Predation
Human interference
Competition
Which of the following would represent an ecosystem?
A lake
A fish tank
A grassland
All of the above
All the nonliving parts of an ecosystem are referred to as:
the community
biotic factors
abiotic factors
biomes
Which of the following would be a biotic factor in an ecosystem?
bacteria
soil
temperature
rainfall
The types and numbers of species in a given area is most greatly determined by the area's:
biotic factors
precipitation
climate
biodiversity
The rate of photosynthesis carried on by plants living in a body of water depends upon the:
oxygen content of the water
amount of light that penetrates the water
nitrogen content of the water
elevation of the body of water
Ecology is the study of the interaction of living organisms:
with each other and their habitat
and their communities
with each other and their physical environment
and the food they eat
