EOCT Review

1
EOCT Review

• 3
• 40 Questions

Created by Brandy McClain
2
Which of the following is an example of
incomplete dominance?
1

1. White red flowers that make pink flowers
2. Black white chickens that make speckled
   chickens
3. Color blind parents make non-color blind
   children
4. Tall short parents make tall children

3
Which of the following would be considered a
member of a pioneer community for an area?
2

1. Cedar trees
2. Lichens
3. Grasses
4. Flowers

4
A hawk carries a field mouse to its nest to feed
its young. The hawk is
3

1. a herbivore
2. an omnivore
3. a decomposer
4. a carnivore

5
The idea that both mitochondria and chloroplasts
were once prokaryotes, but are now organelles in
eukaryotes is called the
4

1. Endosymbiotic Theory
2. Evolutionary Theory
3. Lamarck Theory
4. Cell Theory

6
In humans, brown eyes, B, are dominant to blue
eyes, b. Name the genotype and phenotype of a
person who is heterozygous for this trait.
5

1. bb blue eyes
2. Bb blue eyes
3. Bb brown eyes
4. BB brown eyes

7
Which of the following is a heterotroph?
6

1. Dandelion
2. Wheat
3. Mushroom
4. Willow tree

8
7
Match this enzyme with the correct substrate

• a. c.
• b. d.

9
Which group names are used to make the scientific
name of an organism?
8

1. Genus and species
2. Order and family
3. Class and Order
4. Kingdom and Domain

10
Locomotive structures found in some protists
include
9

1. Muscles
2. Appendages
3. Cilia
4. Tentacles

11
This is where protein synthesis occurs
10

1. Ribosomes
2. Nucleus
3. Mitochondria
4. Cell Membrane

12
Which represents mitosis?
11

• Sexual cellular reproduction
• b. The division of genetic material of a cell to
  produce a zygote
• c. The splitting of a cell to produce two
  daughter cells identical to the parent
• d. The splitting of a cell to produce two
  gametes with half the chromosome number of the
  parent

13
Which of the following is characteristic of
producers?
12

• Ability to decompose dead organisms
• b. Ability to hunt
• c. Ability to eat plants
• d. Ability to undergo photosynthesis

14
In humans, which of the following is considered a
vestigial organ?
13

1. Liver
2. Colon
3. Stomach
4. Appendix

15
Which group of organisms is an example of a
population?
14

1. Leopard frogs in a stream
2. Birds in Colorado
3. Tress in a forest
4. Reptiles in the Sahara Desert

16
Which of these is a common adaptation that helps
desert plants conserve water?
15

1. waxy coverings on leaves stems
2. large broad leaves
3. flowering at night
4. very deep root systems

17
Which type of compound is NOT part of the
structure of DNA?
16

1. Protein
2. Deoxyribose
3. Phosphate
4. Nitrogen base

18
Which of these makes up the abiotic factors in an
ecosystem?
17

1. Bacteria, fungi, mosses
2. Trees, flowers, grasses
3. Mice, raccoons, vultures
4. Rocks, minerals, rainfall

19
One bird species that feeds on large seeds nests
in the same tree as a bird that feeds on small
seeds. How are the birds able to coexist?
18

• They occupy different ecosystems
• b. They occupy different habitats
• c. They occupy different communities
• d. They occupy different niches

20
Which of the following organisms is an autotroph?
19

1. Mushroom
2. Tree
3. Bactiera
4. Amoeba

21
If elements are to be recycled in nature, which
organisms must be present?
20

1. Decomposers
2. Predators
3. Herbivores
4. Parasites

22
What biome is known for its large herbivores, few
trees, and fire-dependent ecology?
21

1. Desert
2. Grasslands
3. Tropical Rain forests
4. Tundra

23
The method proposed by Charles Darwin to explain
the process of evolution is termed
22

1. Coevolution
2. Natural Selection
3. Principle of population
4. Spontaneous Generation

24
Meiosis results in the formation of
23

• Cells with a haploid number of
• chromosomes
• Cells with a diploid number of
• chromosomes
• Cells with the same number of
• chromosomes as the parent cells
• d. Cells with only 1 chromosome

25
What does the fossil record show about the
history of species on Earth?
24

1. Species stay the same over time.
2. Species evolve from one form to another.
3. Modern species have no relationship to ancient
   species
4. No new species have emerged in the last 200
   million years.

26
Which term refers to the behavior of 2 species
attempting to use the same living space, food
source, and water source?
25

1. Predatory
2. Symbiotic
3. Competition
4. Mutualism

27
In this process, cells use glucose to produce
energy
26

1. Photosynthesis
2. Homeostasis
3. Respiration
4. Lysosome

28
Why do some strains of bacteria become resistant
to antibiotics?
27

1. The bacteria develop a method of surviving
   without energy.
2. Through natural selection, some bacteria develop
   an adaptation that enables them to survive in the
   presence of antibiotics
3. The bacteria grow in habitats protected from
   antibiotics
4. Bacteria that live in host organisms are not
   affected by antibiotics.

29
A cats phenotype can be determined by
28

1. Looking at the cats mother
2. Looking at the cats father
3. Looking at the cats DNA
4. Looking at the cat

30
What is the purpose of transfer RNA (tRNA)?
29

1. It unzips the double helix so transcription can
   begin
2. It retrieves amino acids from the cytoplasm for
   protein construction
3. It carries genetic information to the ribosomes
4. It produces a complementary copy of a strand of
   DNA

31
What form of energy is used by cells?
30

1. ATP
2. DNA
3. Enzymes
4. ABC

32
A community in which barn owls and snakes consume
only mice is being observed. If the number of
snakes increases, which of the following is most
likely to happen first?
31

1. The barn owl population will increase
2. The mouse population will decrease
3. The barn owl population will decrease
4. The mouse population will remain the same

33
Which population would most impacted if the
insects were eliminated?
32

1. Decomposers
2. Producers
3. Primary consumers
4. Secondary consumers

34
In guinea pigs, the allele for rough coat (R) is
dominant to the allele for smooth coat (r). A
rough coat male and a smooth coat female mate.
They produce several litters, of which 50 are
rough coat and 50 smooth coat. What were the
genotype of the parents?
33

1. RR x rr
2. Rr x rr
3. RR x Rr
4. Rr x Rr

35
In a biomass pyramid, which tropic level has the
greatest biomass?
34

1. Decomposers
2. Consumers
3. Herbivores
4. Producers

36
In a food chain, the amount of energy that is
passed from one trophic level to the next is
about
35

1. 10
2. 20
3. 50
4. 90

37
This picture represents
36

1. Endosymbiotic Theory
2. Biomagnificaiton
3. Disease
4. Evolution

38
Structures with no current biological function
that are remnants of an organisms evolutionary
past are called
37

1. Vestigial structures
2. Analogous structures
3. Homologous structures
4. Fossil structures

39
Which of the following does NOT provide valid
evidence of evolution?
38

1. The fossil record
2. Comparative anatomy
3. Molecular biology
4. Acquired characteristics

40
According to Lamarcks ideas about use and
disuse, changes caused by an organisms lifestyle
could be
39

1. Temporary at best
2. Evolved
3. Acquired during its life time
4. Harmful to survival

41
Eutrophication of a lake occurs when
40

1. Algal and bacterial populations grow quickly
   because of excess phosphorous introduced into the
   ecosystem
2. Photosynthesis organisms are limited
3. The diversity of its species increase
4. Oxygen levels in the water increase

42
The End