Question 1 of 25
Hints left: 3
Q1
Hookworms enter the human body by burrowing into the skin of the feet. Once in the skin, they enter the bloodstream and travel to the small intestine where they attach to the walls and begin to drink the person’s blood and weaken the victim.
Q2
Which organism is a link between an aquatic food web and a terrestrial food web?
Q3
What most likely caused the rabbit population to decrease over the f irst time unit shown in the following graph? Pay close attention to the (y) axis | and what it is telling you.
Q4
What is the type of variation shown in this chart? Tick one box
Q6
The development of an ecological community in an area that was once inhabited but experienced a catastrophe; soil is present
Q8
Which is true of adaptations
Q9
The non-living part of an ecosystem
Q10
An interaction in which an animal feeds on plants is called
Q11
The plankton that are microscopic and plant like are called
Q12
If the plant population decreased, the amount of carbon dioxide in the atmosphere would
Q13
one organism kills and eats another
Q14
In the ecological pyramids above, which type(s) of pyramid provides an example with an inversion?
Q15
Habitat loss from separation of an ecosystem into small pieces of land.
Q16
What is the initial source for global winds and convection in the atmosphere?
Q17
What is the carrying capacity of the deer population?
Q18
Eutrophication in lakes results from
Q19
How do animals get the nitrogen they need?
Q20
Plants cannot grow in the ___ because sunlight cannot reach the cold depths.
Q21
When two species benefit from a relationship, it is considered to be
Q22
What is the smallest level of ecological organization
Q23
What are two letters that represent tertiary consumers in the food web?
Q24
TRUE OR FALSE?Water is a biotic factor
Q25
Most desert animals are small because