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LS First Semester Review Flashcards | StudBud
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LS First Semester Review
LS First Semester Review
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Flashcards
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Questions
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Answers
1
Levels of cellular organization, smallest to largest:
Cells, Tissues, Organs, Organ Systems, Organisms
Organs, Organ Systems, Organisms, Cells, Tissues
Organisms, Organ Systems, Organs, Tissues, Cells
Organisms, Tissues, Organs, Organ Systems, Cells
2
What do the X and Y chromosomes determine?
Skin Color
Height
Gender
Size
3
Which of these is an organ system?
Heart
Skin
Circulatory
Blood
4
What are the Six Kingdoms?
Chromista, Protozoa, Plant, Animal, Bacteria, Fungi
Plant, Animal, Fungi, Classification, Eubacteria, Protista
Genetics, Plant, Animal, Fungi, Protozoa, Eubacteria
Plant, Animal, Fungi, Archaebacteria, Eubacteria, Protista
5
Define Selective Breeding (artificial selection)
species compete with one another
higher chances of adapting
any difference between individuals of the same species
choosing organisms with desired traits to be parents
6
Which kingdom do these characteristics describe?
Archaebacteria Kingdom
Plant Kingdom
Fungi Kingdom
Eubacteria Kingdom
7
What level of organization is a Heart?
Organism
Tissue
Organ
Cell
8
If (B) represents Black hair and (b) represents red hair. What percentage of the offsprng will have red hair?
0%
25%
100%
50%
9
Which Kingdom contains Decomposers?
Protistsa
Fungi
Archaebacteria
Animalia
10
Which of the following levels of structural organization is two or more tissues that perform a function?
Organ System
Organ
Cell
Tissue
11
Highest level of cellular organization.
Organ
Cell
Tissue
Organism
12
What is the purpose of the Chloroplasts?
They take energy from sunlight and process it into food; green color
They store food, water, and waste
They hold together the fabric of the universe
They change the temperature of your hair
13
Homeostasis is..
Something that has to do with dirt.
Mental stability
maintaining a stable internal environment or keeping things constant
Just a cheap tactic to make weak gems stronger.
14
What Is the Function of Lysosomes?
I have no idea.
Uses sun to produce food.
Produces energy for the cell.
Contain enzymes that can break down many things for food.
15
A Dichotomous Key is used to
Determine the identity of organisms
Find evolutionary ancestors
Prevent bacteria from spreading
Unlock a cellular reaction
16
What are the genotypes of the parents?
tt, tt
TT, tt
Tt, Tt,
tt, Tt
17
What is the function of the Cell Membrane?
It controls substances entering and leaving the cell
It helps keep shape of the cell
A place where many chemical reactions happen
Controls the cells activities
18
The Brain , Bones, and Muscles work together to help people move. What other organs work together to support movement?
Heart and Bladder
Liver and Lungs
Liver and Bladder
Heart and Lungs
19
Scientists currently classify life into how many Kingdoms?
Seven
Six
Three
Five
20
What is the job of the Mitochondria in a Cell?
make ribosomes
make proteins
produce energy
control the cell
