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1108 bio lab end of semester review

Total questions: 26

Worksheet time: 18mins

Name
Class
Date
1.
Which statement does not accurately describe natural selection?
a)
Individual organisms change their genes to adapt to their environment
b)
The genetic composition of a population changes from one generation to the next
c)
More advantageous traits become more common in population
d)
Beneficial and useful traits are inheritable
2.

The theory of island biogeography suggests that species richness is affected by which of the following factors?


I. island distance from mainland

II. how the island is formed

III. island size

a)

II only

b)

III only

c)

I and III

d)

II and III

3.

In which type of interaction does one animal eat another for energy and nutrients?

a)

Competition

b)

Parasitism

c)

Predation

d)

Mutualism

4.

Hermit crabs live in shells made and then abandoned by snails. Which interaction is this?

a)

Parasitism

b)

Mutualism

c)

Commensalism

d)

Competition

5.
Evidence shows that some grasses benefit from being grazed. Which of the following terms would best describe this plant-herbivore interaction?
a)
Mutualism
b)
Commensalism
c)
Parasitism
d)
Competition
6.

Genetic drift is change in the allele frequency of a population due to...

a)

random chance

b)

natural selection

c)

non-random mating (sexual selection)

d)

artificial selection

7.

The exchange of genes between two populations.

a)

Genetic Drift

b)

Founder Effect

c)

Gene Flow

d)

Genetic Recombination

8.

This is one of the mechanisms of evolution; it is a continuous process in which organisms with traits that make them better-adapted to their environment are more likely to survive and reproduce than organisms without such adaptations

a)

Directional selection

b)

Microevolution

c)

Gene flow / genetic drift

d)

Natural selection

9.

This is the process that ultimately creates new variations and changes in DNA; leads to the creation of new alleles

a)

Mutation

b)

Microevolution

c)

Natural selection

d)

Gene flow / genetic drift

10.
Humans are causing extiction in which ways?
a)
By over hunting animals for food or products.
b)
By destroying the natural habitat of species.
c)
By polluting the environments of the world.
d)
All of the above.
11.

Kidney shaped cells at the border of the stomata

a)

Lenticels

b)

Cuticle

c)

Guard cells

d)

Hydathodes

12.

The rate of transpiration increases with

a)

High atmospheric CO2 level

b)

Low water content of leaf

c)

Shedding of leaves

d)

Dry air

13.

Water transported from stems to leaves through what?

a)

xylem

b)

phloem

c)

stems

d)

roots

14.

Select all of the environmental factors that would increase transpiration.

a)

Increased humidity

b)

Increased wind speed

c)

Increased temperature

d)

Decreased surface area

15.
Which feature would be most helpful to a plant in a desert?
a)
small leaves
b)
large seeds
c)
small roots
d)
smelly flowers
16.

Adaptations in plant to reduce transpiration are -

a)

No of stomata

b)

Thickness of cuticle

c)

Loss of leaves

d)

All of the above

17.

Plays large role in the immune system and produces and destroys red blood cells.

a)

kidney

b)

liver

c)

gallbladder

d)

spleen

18.

Small muscular pouch responsible for storing bile from the liver.

a)

pancreas

b)

mechanical

c)

amylase

d)

gallbladder

19.

Identify the organ. It filters your blood removing waste and creating urine.

a)

Aortic arch (aorta)

b)

Kidney

c)

Small Intestine

d)

Spleen

20.

The cavity that contains the heart and lungs

a)

Abdominal Cavity

b)

Cranium

c)

Thoracic Cavity

d)

Rib Cage

21.

The muscle that contracts and relaxes to allow for the inflation and deflation of the lungs

a)

epiglottis

b)

trachea

c)

diaphragm

d)

lungs

22.

The pulmonary artery connects to which heart chamber?

a)

right ventricle

b)

left ventricle

c)

right atrium

d)

left atrium

23.

A clear fluid that helps the cornea keep its rounded shape

a)

aqueous humor

b)

blind spot

c)

cones

d)

cornea

24.

The place where all nerves from the retina join to form the optic nerve. Each eye has a _____ _____ where there are no light-sensitive cells

a)

aqueous humor

b)

blind spot

c)

cones

d)

cornea

25.

The layer of light-sensitive cells at the back of the eye. The _________ detects images focused by the cornea and the lens and is connected to the brain by the optic nerve.

a)

pupil

b)

retina

c)

rods

d)

sclera

26.

The thick, tough, white outer covering of the eyeball.

a)

pupil

b)

retina

c)

rods

d)

sclera