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Ecosystems STAAR Science 8 Review: RC 4 Vol2 Flashcards | StudBud
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Ecosystems STAAR Science 8 Review: RC 4 Vol2
Ecosystems STAAR Science 8 Review: RC 4 Vol2
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#Ecosystems tested Science TEKS 8th grade STAAR.
Flashcards
35 cards
F
Practice quiz
P
Host live
L
Questions
35
Answers
1
In offspring when a dominant allele (F) and recessive allele (f) are present, which is true?
The recessive form will not be observed but will still be pr
The recessive form will not be observed & cant be passed on
The recessive allele will blend with the dominant allele.
The recessive form of the trait will be observed.
2
Answer the following.
growth of trees and shrubs
growth of weeds and grasses
development of a stream
development of topsoil
3
Stores water and food/waste inside the cell
cell membrane
vacuole
cytoplasm
cell wall
4
Name the following systems: 2, 5, 6
respiratory, endocrine, excretory
nervous, reproductive, excretory
respiratory, integumentary, muscular
respiratory, nervous, endocrine
5
If two different breeds of dogs reproduced sexually, combining DNA, then their offspring would
prokaryotic cells.
uniform genotype.
a unique combination of recessive and dominant traits
. identical appearance to only one parent
6
Which point of succession in the picture below is the most stable?
none of the above
pioneer species
climax community
intermediate species
7
Based on the observation data and key below, what is the identification for 1?
Daddy long legs
Scorpion
Wind scorpion
Whipscorpion
8
Answer the following.
A
D
C
B
9
Answer the following.
Ginkgo
Horse chestnut
Black maple
Honey locust
10
Which of the following statements is false?
An adaptation can either physical or behavioral
An adaptation can involve just a single individual.
An adaptation must be common among a population.
An adaptation happens over time
11
Organisms that make their own organic food
Autotroph
Heterotroph
Prokaryote
Eukaryote
12
Organisms classified in the Animal Kingdom most commonly reproduce
none of the above
sexually
by vegetative propagation
asexually
13
Which statement is not accurate about the cell theory?
Cells vary in size and shape.
All organisms are made up of more than one cell.
All cells carry out their own life activities
New cells form from pre-existing cells
14
In which kingdom should this organism be classified?
Plantae
Eubacteria
Anamalia
Fungi
15
What characteristic can be found in the offspring of asexual reproduction?
Diverse appearance
Uniform genetic information
Genetic information from more than one parent
Alleles from more than one parent
16
What creates diverse offspring?
large populations
fragmentation
sexual reproduction
biodiversity
17
The process of using oxygen to break down nutrients to release energy for the cell
photosynthesis
cellular respiration
none of the above
all of the above
18
Which of the following might occur in response to a 10 year drought & overall increase in temp?
The population may migrate to seek a wetter area.
all of the above
A mutation occurs to better handle the hot dry conditions
The population may die out.
19
Made of one cell
Eukaryotic
Prokaryotic
Unicellular
Multicellular
20
The higher the biodiversity, the better an ecosystem can withstand environmental stress.
False
True
21
Which body system protects & covers internal structures?
skeletal system
integumentary system
muscular system
reproductive system
22
Function: transport blood throughout the body via heart, veins, & arteries
digestive system
skeletal system
respiratory system
circulatory system
23
Which statement is true following a catastrophic wildfire?
The area will remain charred and devastated.
area will experience changes in species composition over tim
Plants and animals will return to the area over time
Weeds will grow in the area before trees do.
24
Does not have an organized nucleus. Their DNA is floating around the cell.
Prokaryote
Eukaryote
Autotroph
Heterotroph
25
A population of daisies lives in an area. They are part of what larger ecological grouping?
flood plain
field
community
state
26
Which one of the following statements about plant and animal cells is correct?
Both contain a cell membrane, cell wall, and nucleus
Both contain a cell membrane, cytoplasm, and nucleus
Both contain mitochondria, cell wall, and cytoplasm
Both contain mitochondria, cell membrane, and cell wall
27
Which organelle helps to create energy within the cell?
ribosomes
vacuole
nucleus
mitochondria
28
The excretory system
4
2
6
8
29
Darwin's Finches would be an example of...
selective breeding
all of the above
natural selection
none of the above
30
Which structure is found only in plant cells and helps plants capture energy from sunlight?
vacuole
cell membrane
chloroplast
nucleus
31
Which of the following is not true of inherited traits?
passed down from parent to offspring
located in genetic material
include expressed external & internal characteristics
affected by an organisms surroundings
32
Which of the following examples best reflects selective breeding?
The mating of two particular sheep to produce thicker wool
Two wolf packs live in geographically separate regions
A few individuals of an extinct species live in zoos
A genetic mutation that improves sense of smell
33
which is the best choice for classifying an organism into a taxonomic Kingdom?
Legs vs. no legs
multicellular vs. unicellular
brown colored vs. green colored
Fur vs. no fur
34
List the kingdoms in numerical order...
Fungi, Protist, Plant, Animal
Animal, Plant, Fungi, Protist
none of the above
Protist, Fungi, Plant, Animal
35
Which of the following is not an example of an inherited trait?
hairstyle
eye color
hair color
blood type
