EOCT QuizEOCT Quiz#8#8

35 Questions

Created by Brandy McClain

Which of the following is the best evidence that this bird is

nocturnal?

a. The size of its eyes

b. The shape of its beak

c. The thickness of its feathers

d. The length of its talons

#1.

In rabbits, short fur (F) is dominant to long fur (f). According to the Punnett square, what is the chance

of two heterozygous short-haired rabbits having

offspring with short fur?

a. One in four

b. Two in four

c. Three in four

d. Four in four

#2.

Which level of this food pyramid represents the largest biomass?

a. Bass

b. Minnows

c. Copepods

d. Algae

#3.

Which macromolecules are the primary energy source for

organisms?

a. nucleic acids

b. proteins

c. carbohydrates

d. lipids

#4.

According to this chart, the insects that are most closely related are

the —

a. Springtails and bristletails

b. Springtails and proturans

c. Bistletails and mayflies

d. Dragonflies and proturans

#5.

According to this table, a codon AGC

is the code for which amino acid?

a. Cysteine (Cys)

b. Leucine (Leu)

c. Serine (Ser) d. Tyrosine (Tyr)

#6.

Which of these is most closely related to the oak weevil?

a. A

b. B

c. C

d. D

#7.

Homeostasis is the maintenance of a relatively stable internal environment. Cells have several mechanisms

that regulate their internal environments. Which of these mechanisms of cellular homeostasis expends energy?

a. Osmosis

b. Passive transport

c. Active transport

d. Diffusion

#8.

According to the graph, addition of the enzyme amylase causes

the reaction to —

a. Speed up

b. Give off heat

c. Take in heat

d. Slow down

#9.

According to this simplified water cycle, the process of transpiration

is the process that—

a. Releases water vapor from plants

b. Increases the rate of the water cycle

c. Speeds the evaporation of water

d. Causes photosynthesis in plants

#10.

In the graph, what is the population of deer at the carrying capacity

of the environment?

a. 30

b. 10

c. 50

d. 70

#11.

An experiment is designed to clear an oak-hickory forest and replant the area with pines. Which of the following species would be most threatened

by this experiment?

a. Hooded warbler

b. Summer tanager

c. Cardinal

d. Field sparrow

#12.

The above chart shows vertebrate embryo development. Which of these would be

least related to the others?

a. 1

b. 2

c. 3

d. 4

#13.

Eutrophication of a lake occurs when

a. Algal and bacterial populations grow quickly due to nutrients being washed into waterways

b. Photosynthesis organisms are limited

c. The diversity of its species increase

d. Oxygen levels in the water increase

#14.

Amoeba and paramecium belong to this kingdom:

a. Eubacteria

b. Fungi

c. Protista

d. Animalia

#15.

Scientists have discovered a new species of bird. What is the BEST

basis for determining this bird’s relatedness to other species so that

it can be classified?

a. Cell structure

b. Habitat

c. Method of reproduction

d. DNA comparison

#16.

Structures with no current biological function that are remnants of an organism’s evolutionary past are called

a. Vestigial structures

b. Analogous structures

c. Homologous structures

d. Fossil structures

#17.

Which of the following is a biotic factor that would affect the population

of trout in a stream?

a. Sunlight

b. Water temperature

c. Water level

d. Predators

#18.

The digestion of pizza, the light reactions in photosynthesis, and the removal of a stain

by laundry detergent all require ____, which are biological proteins that lower the

activation energy for chemical reactions.

a. Enzymes

b. Antibiotics

c. Carbohydrates

d. Nucleic Acids

#19.

Bacteria populations in a petri dish will go until the food source runs

out. This type of growth is called:

a. Exponential growth

b. Carrying capacity

c. Predator/prey growth

d. Homeostasis

#20.

What process accounts for species diversity because it offers genetic

variation?

a. Mitosis

b. Meiosis

c. Predation

d. Symbiosis

#21.

Which two organisms are MOST closely related?

a. Birds & Snakes

b. Crocodiles & Lizards

c. Birds & Lizards

d. Lizards & Snakes

#22.

Like the camel, many animals that live in soft sandy areas have large wide feet compared to

their body size. The large feet are an advantage in

these environments because they —

a. are rapidly toughened by sharp sand grains

b. reduce the vibrations caused by walking

c. distribute body weight over a large area so they don’t sink into the sand

d. allow rapid digging in the sand

#23.

An enzyme known as amylase is found in the saliva of humans. This enzyme helps to begin the process of

digesting starch molecules in the foods we eat. Which of these BEST describes how enzymes like amylase help in

the process of digestion? a. Amylase acts as a buffer to keep the pH of foods

at a consistent level.b. Amylase breaks down the food molecules directly

by forming powerful acids.c. Amylase is a catalyst that speeds up the

chemical process of breaking down food molecules.

d. Amylase contains the DNA molecules necessary to assemble the proteins needed for digestion.

#24.

Most organisms break down sugar to produce usable energy through

the process of

a. Cellular respiration

b. Photosynthesis

c. Transpiration

d. Diffusion

#25.

The nonpoisonous eastern scarlet snake has colored bands that closely resemble the very venomous coral snake. This selective

adaptation provides the eastern scarlet snake with —

a. increased feeding opportunities

b. increased breeding opportunities

c. a method of avoiding predation

d. the ability to attract prey

#26.

Cactus have thorns and small hairs on plant stems and leaves help to protect

it from animals eating them. These thorns & hairs are an example of a(n):

a. Vestigial structure

b. Homologous structure

c. Pioneer species

d. Adaptation

#27.

These organisms live in extreme environments like in volcanoes

and hydrothermal vents:

a. Fungi

b. Eubacteria

c. Archaebacteria

d. Protozoans

#28.

Very large ears on animals that live in hot climates are an adaptation

for:

a. Preventing dirt from getting into their eyes

b. Fanning themselvesc. Hearing preyd. Releasing heat and cooling the body

#29.

Which of the following statements describes the

process of natural selection?

a. Populations sharing the same gene pool interbreed and create new species.

b. New species are formed via genetic engineering.

c. Individuals survive that have inherited traits adapted to their environment.

d. Farmers select animals with desirable variations for breeding.

#30.

Most of the ATP made during cellular respiration is produced in

a. Mitochondria

b. Ribosomes

c. Lysosomes

d. Vacuoles

#31.

Paramecium have contractile vacuoles that draw in or release water from the

cell. The purpose of this is to:

a. Aid in moving and swimming

b. Maintain homeostasis

c. Aid in catching prey

d. Store proteins

#32.

What are the reactants of

cellular respiration?

a. Oxygen & Water

b. Carbon dioxide & Sugar

c. Oxygen & Sugar

d. Carbon dioxide & ATP

#33.

Which structure is used by Euglena to move?

a. Cilia

b. Psuedopods

c. Vacuole

d. Flagella

#34.

This picture depicts what process?

a. Transcription

b. Translation

c. Replication

d. Duplication

#35.

The End