Which of the following shows that Earth is always rotating on its axis?

The appearance of shadows changing throughout the day

How do structures such as the otter whiskers and cockroach antennae benefit organisms?

They help the organisms detect their surroundings.

Which of these observations describes a learned behavior?

Bees will return to drink sugar water from a bowl 40 m away.

Which statement about sexual reproduction is correct?

Two gametes combine during sexual reproduction.

What occurs in the next stage of plant cell division?

A cell plate forms in the middle of the cell.

The roots of the prickly pear cactus spread out in a wide underground network for which purpose

Absorbing water and supporting the plant in loose sandy soil

Which change would most likely occur if all the producers in this ecosystem wereremoved?

All the animals would either die or move away.

Which describes a characteristic of nymphs in incomplete metamorphosis?

Nymphs molt their exoskeletons as they grow

Which statement best describes particle movement during simple diffusion?

Particles move from an area of [high] to an area of [low]

Ocotillo plants are better adapted for surviving in the desert than maple treesbecause--

reduce the amount of water lost through evaporation

Which organisms transfer the most energy within the food web?

Algae, because they are the producers in this web

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Questions 74

Answers

1
An elephant using dirt in the savannah to protect its skin is an example of -
an instinct
an inherited trait
an adaptation
a learned behavior
2
Which set of tools is best to observe the different stages of plant cell division?
test tube and distilled water
petri dish and metric ruler
light microscope and slides
hot plate and Erlenmeyer flask
3
The diagram below shows one parent amoeba forming two daughter amoebas.
incomplete metamorphosis
asexual reproduction
fertilization
diffusion
4
diffusion
h
j
g
f
5
How is the life cycle of chiggers different from the life cycle of butterflies?
Chiggers have a nymph phase.
Chiggers go through metamorphosis.
Chigger larvae hatch from eggs.
Chigger larvae have legs.
6
All dead branches and dying trees are removed. Which bird’snesting habit would be most affected
Belted kingfisher
Baltimore oriole
Downy woodpecker
Barn swallow
7
What is the same about plant and animal life cycles?
Both are forms of metamorphosis
Each requires water and soil
Both go through the same stages
The offspring grow into adults
8
Punnett Squares
100%
0%
25%
50%
9
Genetics
4 out of 4
3 out of 4
1 out of 4
2 out of 4
10
Which of the students’ observations describe inherited traits?
Observations 2, 3, and 5 only
All the observations
Observations 2 and 5 only
Observations 1, 3, and 4 only
11
At what stage can a plant reproduce?
adult
sprout
seed
seedling
12
Which of the following shows that Earth is always rotating on its axis?
The presence of other planets in the night sky
The appearance of shadows changing throughout the day
The different phases of the moon in a month
The different amount of rain that falls each day
13
What organ system supports the body, protects the organs, and provides structure for movement?
skeletal
reproductive
excretory
circulatory
14
The diagram below represents some levels of organization within the pancreas.
organ
organ system
cell
tissue
15
A student is making a chart of different levels of organization in the body of an organism.
Heart Muscle
Blood Cell
Circulatory System
Cardiac Muscle Tissue
16
At what point during the day will shadows be the longest?
Early morning
Evening and early morning
Evening
Midnight
17
Which example best describes asexual reproduction?
c
d
a
b
18
The picture below shows a flower.
stamen
sepals
petals
anthers
19
How do structures such as the otter whiskers and cockroach antennae benefit organisms?
They help the organisms eat food quickly.
They help the organisms fight predators.
None of these
They help the organisms detect their surroundings.
20
The daily interaction between living things in their habitat is called a -
ecosystem
species
community
population
21
Which of these observations describes a learned behavior?
Bees have dark eyes and black-and-yellow stripes.
Bees produce honey from the nectar they collect.
Bees will sting when threatened or disturbed.
Bees will return to drink sugar water from a bowl 40 m away.
22
Genetics...
C
D
B
A
23
What do we call the life cycle that humans and most animals go through?
direct development
germination
complete metamorphosis
incomplete metamorphosis
24
Which statement about sexual reproduction is correct?
Sexual repro. is used by organisms in the animal kingdom.
Sexual reproduction is only used by single-cell organisms
A organism divides into two equal parts during sexual repro
Two gametes combine during sexual reproduction.
25
The sun rises from what direction?
south
north
east
west
26
What change is the student most likely observing in this model?
Freezing
The formation of clouds
Condensation
The warming of air
27
In a food chain, energy does NOT flow directly from —
consumer to producer
producer to consumer
consumer to decomposer
producer to decomposer
28
What occurs in the next stage of plant cell division?
Sister chromatids become visible.
A cell plate forms in the middle of the cell.
Sister chromatids separate.
The chromosomes move to the middle of the cell.
29
This diagram shows evaporation. What is themost likely effect of this process on land nearby?
Increased drought conditions
Decreased solar energy
Decreased erosion of the shoreline
Increased precipitation
30
What part of a flower produces female reproductive cells?
ovary
sepal
anther
filament
31
Which diagram below does not correctly represent the location of the sun at the time indicated?
House G
House F
House J
House H
32
The diagram shows the life cycle of a mosquito. What is represented by the diagram?
Complete development
Complete metamorphosis
Incomplete photosynthesis
Incomplete metamorphosis
33
Which of these living organisms was interacting with another living organism in theenvironment?
Blue jay
Hawk
Fire ant
Bee
34
An elephant that walks onto a scale to be weighed or lifts its foot to be examined is an -
an inherited trait
an instinct
an adaptation
a learned behavior
35
The roots of the prickly pear cactus spread out in a wide underground network for which purpose
Capturing sunlight and getting rid of waste materials
Absorbing water and supporting the plant in loose sandy soil
Releasing nutrients into the sandy soil and taking in oxygen
Producing fruit and storing water
36
Which is a function of the nucleolus of a cell?
digesting proteins
producing ribosomes
forming lysosomes
packaging wastes
37
Which statement about complete and incomplete metamorphosis is NOT correct?
Both are cycles of insects
Both begin with the egg stage
Both have four stages
Both end with the adult stage
38
Which change would most likely occur if all the producers in this ecosystem wereremoved?
The mice would become the new producers.
All the animal populations would increase.
All the animals would either die or move away.
The number of mice would increase.
39
Which describes a characteristic of nymphs in incomplete metamorphosis?
Nymphs do not eat or move
Nymphs protect the egg and hold it together
Nymphs molt their exoskeletons as they grow
Nymphs reproduce to make more of their kind
40
What is the source for all the energy in this food web?
the Sun
the minnows
the insect larvae
the algae
41
The following shows a prairie food chain. All of the following are consumers EXCEPT -
Birds
Snakes
Plants
Mosquitoes
42
Which diagram correctly shows the exchange of gases between two organisms?
g
j
f
h
43
inquiry
c
b
a
d
44
Which statement best describes particle movement during simple diffusion?
Particles move in a way that keeps them close to each other
Particles move out of a cell when the cell becomes full.
Particles move in and out of a cell at a constant rate.
Particles move from an area of [high] to an area of [low]
45
Which of the following organisms provides energy for more than one other organism?
Herring Gull
Diamondback Terrapin
Blue Crab
Otter
46
Ocotillo plants are better adapted for surviving in the desert than maple treesbecause--
allow more sunlight to reach the soil
reduce the amount of water lost through evaporation
prevent the plant from producing flowers
encourage the release of carbon dioxide from the stems
47
Which of the following is NOT an example of an acquired trait?
Hair between knuckles
Playing basketball
Hairstyle
Riding a bicycle
48
The diagram shows how plants and animals exchange gases.
methane, CH4
nitrogen, N2
oxygen, O2
carbon dioxide, CO2
49
Which organisms transfer the most energy within the food web?
Bass, because they are predators in this web
Copepods, because they support two chains in this web
Crayfish, because they are at the bottom of this web
Algae, because they are the producers in this web
50
What is the correct chemical equation for photosynthesis?
d
a
b
c
51
What is a group of 5 cats living in the same environment called?
an ecosystem of cats
a bunch of cats
a community of cats
a population of cats
52
Based on this information, which two types of birds do not compete for food resources?
Lesser goldfinch and eastern bluebird
American goldfinch and lesser goldfinch
Eastern bluebird and purple martin
Purple martin and yellow warbler
53
Tracking rainfall over a long period provides the most informationabout which of these?
Climate
Weather
Type of soil
Temperature on one day
54
Which of these best describes the function of the Golgi apparatus in a cell?
regulating the passage of molecules in and out of the cell
converting oxygen and nutrients into energy for the cell
modifying proteins and fats, preparing them to be moved
breaking down waste products & moving them to the cytoplasm
55
What stage of a plant's life cycle is when the roots emerge from the seed and begin to grow?
germination
seedling
adult
sprout
56
1 of the brightest objects seen at night is a planet closer to the sun than Earth. Which is it?
Venus
Mars
Jupiter
Saturn
57
Some beetles break down the remains of dead organisms. How does this benefit plants?
it returns nutrients to the soil
it releases oxygen into the air
it makes space for new animals
it decreases the population of herbivores
58
How long does a complete rotation of Earth take?
365 days
60 minutes
30 days
24 hours
59
genetics
FF and FF
FF and Ff
FF and Ff
Ff and Ff
60
Which substance is a product of photosynthesis and is used as a reactant in respiration?
water(H2O)
hydrogen (H2)
carbon dioxide (CO2)
oxygen (O2)
61
Which of these is a learned behavior of a dog?
Begging for food
Panting on a hot day
Chewing on a bone
Drinking water
62
Which of these organisms is best suited for the terrarium?
Snail
Lobster
Water lily
Blue jay
63
What role do raccoons play in this food web?
Consumer
Producer
Decomposer
Prey
64
Four organelles are identified in the cell diagram below.
Central Vacuole
Chloroplast
Nucleus
Golgi Apparatus
65
Which of these facts best describes how these birds depend on other animals tosurvive?
Fact 4
Fact 3
Fact 1
Fact 2
66
Which substance is needed by plants to survive and is released into the environment by animals?
Oxygen
Carbon dioxide
Sugar
Salt
67
The interaction of all the living and nonliving things in a given area is a(n) -
ecosystem
terrarium
organism
population
68
In rabbits black (B is dominant to brown (b)The Punnett square is a cross of two black rabbits
75% black fur, 25% brown fur
100% brown fur, 0% black fur
100% black fur, 0% brown fur
50% brown fur, 50% black fur
69
Which of these is a female flower part that helps pollen reach the ovule?
petal
staman
pistil
anther
70
Which is an example of how living organisms interact with nonliving parts of their ecosystem?
Cows eating grass
Humans having pets
A bear living in a cave
A lion eating a zebra
71
Which organisms in this food web eat only consumers?
Gorillas
Okapis
Leopards
Civets
72
A cross section of a flower is shown below.
pistil
stigma
ovary
stamen
73
The picture below shows human lungs and diaphragm.
muscular and respiratory
nervous and immune
excretory and skeletal
circulatory and digestive
74
The difference in the shape of these animals’ teeth is most closely related to —
the type of organisms the animals consume
the sounds the animals make
the habitat the animals live in
the type of predators the animals have

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