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Diversity of Organisms in IB Bio

Total questions: 26

Worksheet time: 24mins

Name
Class
Date
1.
What shape graph do you see for many examples of continuous variation?
a)
A straight line downwards
b)
A straight line upwards
c)
A bell-shape
d)
A flat line
2.
Differences between members of the same species are called
a)
predators
b)
traits
c)
selections
d)
variations
3.
A relationship between two species where one benefits while the other is harmed.
a)
Mutualism
b)
Commensalism
c)
Parasitism
d)
Naturalism
4.
A tapeworm and a cat have this type of relationship.
a)
mutualism
b)
parasitism
c)
commensalism
d)
competition
5.
A relationship between two organisms in which one organism benefits and the other is unharmed
a)
Mutualism 
b)
Competition
c)
Parasitsm 
d)
Commensalism 
6.
A relationship between two organisms in which both organisms benefit. 
a)
Mutualism 
b)
Competition
c)
Parasitsm 
d)
Commensalism 
7.
Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.  What kind of relationship is this?
a)
Mutualism 
b)
Parasitism 
c)
Commensalism 
8.
A relationship in which two species live closely together.
a)
resource
b)
mutualism
c)
succession
d)
symbiosis
9.
How many types of symbiosis are there?
a)
5
b)
7
c)
3
d)
If you pick this you're silly
1000
10.
The crocodile and bird have a _______________ relationship.  The crocodile benefits by having its teeth cleaned.  The bird benefits by gaining food and protection.  Both animals benefit from this relationship.
a)
parasitism
b)
predator and prey
c)
mutualism
d)
commensalism
11.
a relationship between two organisms in which one organism benefits and the other is unaffected
a)
camouflage
b)
parasite
c)
host
d)
commensalism
12.

Which best describes the picture above? Liger and Lion

a)

both same species

b)

different species

c)

same species

d)

hybrid species

13.

Biodiversity, aka biological diversity, usually refers to

a)

the same species in a general location

b)

the number of different species in a given area

c)

the number of animal species in a given area

d)

the number of plant species in a given area

14.

Which biome is more biodiverse?

a)

Desert

b)

Grassland

c)

Tundra

d)

Rainforest

15.
High biodiversity is 
a)
having a lot of the same organism.
b)
having a few of the same organism.
c)
having a lot of variety of different organisms.
d)
only having one of each organism. 
16.

Look at each picture carefully. Decide if the picture shows a population or a community.


The deer in the forest.

a)

Population

b)

Community

17.

Look at the picture carefully. Decide if the picture shows a population or a community.


All of the animals in the rain forest.

a)

Population

b)

Community

18.
What taxa are in a scientific name?
a)
Genus and Kingdom
b)
Species and Family 
c)
Species and Class
d)
Genus and Species
19.
In the 8 levels of classification which level is the broadest category? 
a)
Kingdom
b)
Family
c)
Species
d)
Domain
20.
Who organized living things based on shared characteristics and created a system for assigning scientific names?
a)
Carolus Linnaeus
b)
Robert Hooke
c)
Anton van Leeuwenhoek
d)
James Watson
21.
Organisms that belong to the same _________ share the MOST DNA.
a)
family
b)
kingdom
c)
genus
d)
species
22.
What is an organism that has similar characteristics and can reproduce?
a)
species
b)
organism
c)
embryology
d)
vestigial 
23.
What is this an example of?
a)
diversity of species
b)
variation
c)
vestigial structures
d)
DNA studies
24.
Where did Charles Darwin travel to?
a)
Australia
b)
Barbados
c)
Galapagos 
d)
Trinidad
25.
What animals did Charles Darwin study when at the Galapagos Islands?
a)
Giraffes
b)
Seagulls
c)
Seals
d)
Finches
26.

Biodiversity is best described as...

a)

the amount of different species of organisms (plants and animals) living in the same area.

b)

when only a few species inhabit an area.

c)

when only one organism (plants and animals) is found living in one area.