What is sexual selection?

selection based on physical or behavior characteristics

What is the difference between a reptile and an amphibian?

Reptiles have scales and amphibians have skin

Based on fossil record, how has life changed over the course of Earth’s existence?

It has gotten more complex, There are both simple and complex organisms

Which is an example of sexual selection?

A male peacock has large fancy feathers that attract mates

ATP is synthesized during

Both cellular respiration and photosynthesis

the combination of DNA that codes of a specific trait.

What is the chemical formula for cellular respiration?

C6H12O6 + 6O2 → 6 CO2 + 6 H20

What is the correct order for the three phases of cellular respiration?

Glycolysis, krebs cycle, electron transport chain

What does fitness mean with regards to animal survival?

Stay alive, Find a mate, Reproduce

Which best describes the relationship between photosynthesis and respiration?

Respiration is the opposite of photosynthesis.

What does the term purebred mean?

homozygous dominant, homozygous recessive

What are 3 main characteristics that all animals have?

Movement, internal digestion, multicellular eukaryotes

What is the chemical formula for photosynthesis?

6 CO2 + 6 H20→ C6H12O6 + 6 O2

What is a heterotroph?

An organism that needs to eat to survive

What is an autotroph?

An organism that makes its own food

In what way do humans benefit from animals in the phylum Annelida?

They aerate the soils in which our food grows

Animals that harm another organism

What is natural selection?

Organisms pass along genes and reproduce based on fitness

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Biology Semester 2 Final Review

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A #biology review for second semester exam

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Questions 66

Answers

1
What is sexual selection?
selection based on physical or behavior characteristics
Humans decide which animals reproduce
the development from fertilization to adulthood
sponges reproduce through budding
2
Where in the mitochondrion does the electron transport chain occur?
Outer membrane
Intermembrane space
Matrix
Intermembrane
3
Gymnosperms are
Fruits
Bare seed plants
Flowering plants
4
What is the difference between a reptile and an amphibian?
A reptile is cold blooded; an amphibian is warm blooded
Reptiles lay eggs in water, while amphibians have live young
Reptiles have scales and amphibians have skin
A reptile lives only on land; amphibians live only in water
5
What are the primary sources of genetic variation?
Mutations, gene flow, sex
Allopatric or parapatric speciation, bottleneck effect
Mutations only
Gene flow, migration, sexual selection
6
Which organ(s) are responsible for digestion of food.
Appendix
Liver
Kidneys
Stomach
7
Based on fossil record, how has life changed over the course of Earth’s existence?
It has gotten more complex
Life hasn’t changed at all in the last 4.6 billion years
There are both simple and complex organisms
It has gotten less complex
8
Which is an example of sexual selection?
A male peacock has large fancy feathers that attract mates
A human chooses male and female dogs to breed
None of these are examples of sexual selection
Sperm is released into the water for random fertilization
9
What is the most specific classification of a crayfish?
Reptile
Crustacean
Arthropod
Mammal
10
What trait has codominance?
Both fur and nose
Neither fur nor nose
Nose color
Fur color
11
Plants are divided into _____ phyla.
10
15
2
6
12
ATP is synthesized during
Photosynthesis only
The light reactions of respiration only.
Both cellular respiration and photosynthesis
Cellular respiration only
13
What is a genotype?
a piece of DNA
the combination of DNA that codes of a specific trait.
a single chromosome that codes for hair color
a physical characteristic
14
If the trait for incomplete dominance was codominant, what color would the kitten’s fur be?
Black
Gray
Black and white spotted
White
15
What is the chemical formula for cellular respiration?
CO2 + H20→ C6H12O6 + O2
C6H12O6 + O2 → CO2 + H20
C6H12O6 + 6O2 → 6 CO2 + 6 H20
6 CO2 + 6 H20→ C6H12O6 + 6 O2
16
Where is the most likely place to find a cnidarian?
River
Lake
ice
Ocean
17
What is the correct order for the three phases of cellular respiration?
Electron transport chain, glycolysis, krebs cycle
Glycolysis, electron transport chain, krebs cycle
Glycolysis, krebs cycle, electron transport chain
Krebs cycle, glycolysis, electron transport chain
18
How do most ferns reproduce?
They only reproduce through asexual reproduction
They produce spores
They make seeds and self-pollinate
They make seeds, but need to cross pollinate
19
Which population experienced genetic drift? The population had 100 bugs in it.
none
Green-brown
Green
Brown
20
What does fitness mean with regards to animal survival?
Stay alive
Being able to run long distances
Find a mate
Reproduce
21
Angiosperms are
Flowering plants
Fruits
Bare seed plants
22
What would the parents’ genotype be if the 100% of the offspring are Yy?
YY and yy
yy and yy
Yy and Yy
YY and YY
23
Which organisms perform cellular respiration?
Animals only
Organisms that are anaerobic
Organisms that are aerobic
Plants only
24
Vascular plants are
Plants that produce flowers
Trees
Plants that have roots
Plants that do not have roots
25
What is the probability of a grey kitten with a spotted nose?
8/16
16/16
0/16
4/16
26
What characteristic do all cnidarians have?
Stinging cells
Complete digestion
Nerve net
A specialized cell called a gametophyte
27
Which trait developed most recently?
foramen magnum forward
notocord
mammary glands
placenta
28
What are the parent’s genotypes?
Ff x BB, ff x PP
ff x PP, ff x BB
Ff x PB, Ff x PP
FF x PB, Ff x BB
29
Which animal is most closely related to the chimpanzee?
perch
pigeon
salamander
hagfish
30
What organ is NOT part of the digestive system?
Small Intestine
Stomach
Pancreas
Spleen
31
In which phyla would you classify a parasitic flatworm?
Nematoda
Platyhelminthes
Annelida
Cnidarian
32
Under which phylum would you classify the Douglas Fir tree?
Deciduous
Angiosperm
Coniferous
Gymnosperm
33
Which best describes the relationship between photosynthesis and respiration?
Respiration is anabolic and photosynthesis is catabolic
Respiration is the opposite of photosynthesis.
Photosynthesis is in plants/respiration is only in animals.
Photosynthesis stores energy; respiration releases it.
34
What does the term purebred mean?
homozygous dominant
same as inbred
homozygous recessive
heterozygous
35
What are 3 main characteristics that all animals have?
Multicellular prokaryotes, external digestion, movement
Reproduction, eating, sexual reproduction
Movement, complex organization, complete digestion
Movement, internal digestion, multicellular eukaryotes
36
What is the chemical formula for photosynthesis?
CO2 + H20→ C6H12O6 + O2
C6H12O6 + O2 → CO2 + H20
6 CO2 + 6 H20→ C6H12O6 + 6 O2
C6H12O6 + 6O2 → 6 CO2 + 6 H20
37
What is a heterotroph?
An organism that makes its own food
An organism that needs to eat to survive
None of these
An organism that eats only dead things
38
What is an autotroph?
An organism that needs to eat to survive
An organism that eats only dead things
An organism that makes its own food
39
What organ system is responsible for filtering nitrogen waste products from the blood?
Heart
Liver
Kidneys
Lungs
40
In what way do humans benefit from animals in the phylum Annelida?
They produce fertile manure
They live in our intestines and act as a filter
They do not help humans
They aerate the soils in which our food grows
41
What are parasites?
Animals that harm another organism
Animals that benefits another organism
Animals that have no relationship with another organism
Animals that benefit from another but has no effect on it
42
To which phyla are birds classified?
Chordates
Aves
Reptiles
Vertebrates
43
What organ is used primarily for circulating oxygen and nutrients to the entire body?
Heart
Kidneys
Lungs
Liver
44
What do cnidarians have that sponges don’t?
Organs
Tissues
Organ systems
Cells
45
What is the probability of a white kitten with spotted nose?
0/16
8/16
4/16
2/16
46
If the trait for codominance was completely dominant, what color would the kitten’s fur be?
Gray
Black
Unable to tell
White
47
In which phyla would you find a complete digestive system?
Platyhelminthes
Cnidarians
Porifera
Nematoda
48
What is the probability of a white kitten with a pink nose?
0/16
2/16
4/16
8/16
49
What is needed for the Krebs cycle to occur?
Oxygen and glucose
Carbon dioxide
Glucose only
Oxygen only
50
What is natural selection?
Organisms pass along genes and reproduce based on fitness
Organisms that survive is based solely on luck.
Humans determine which organisms are selected to reproduce
The cause of evolution based on artificial selection
51
Which is an example of a polygenic trait?
Skin color
Whether your earlobes are attached
The ability to roll your tongue
All traits are polygenic
52
What is alternation of generations?
Plants that are haploid only reproduce haploid offspring
Plants only reproduce asexually
Plants that are diploid only reproduce diploid offspring
When a plant goes between haploid and diploid stages of life
53
Kingdom Animalia broken into phyla based on which characteristic?
Vertebrates or invertebrates
Movement, phases of life, tissues, reproduction
Mammals, reptiles, arthropods, worms
Tissues, symmetry, development of digestive tract
54
What trait has incomplete dominance?
Both fur and nose
Neither fur nor nose
Fur color
Nose color
55
What is the probability of a black kitten with a pink nose?
4/16
6/16
8/8
0/16
56
What is artifical selection?
Humans decide which animals reproduce
the development from fertilization to adulthood
selection based on physical or behavior characteristics
sponges reproduce through budding
57
Approximately how many ATP are formed during cellular respiration?
12-24
32-34
4
6-8
58
Which animal has the following characteristics: jaws, lungs, claws/nails, feathers?
salamander
pigeon
hagfish
perch
59
The two main processes by which cells absorb and release energy are
Digestion and photosynthesis
Aerobic and autotrophic respiration
Fermentation and respiration
Photosynthesis and respiration
60
What is the definition of adaptation?
A mutation in the DNA that makes an organism stand out in
A physical trait that increases fitness for its habitat
An intellectual ability to read the minds of a predator
The ability to create thousands of offspring at once
61
What is a nematocyst?
A nematode that creates a cyst in the host
A parasite that lives in nematodes
A specialized cell in cnidarians that causes stinging
A special cell that is found in sponges that cause stinging
62
An animal can choose to physically adapt to its habitat.
True
False
63
What are the byproducts from photosynthesis?
Sugar and Water
Carbon Dioxide and Water
Carbon Dioxide and Oxygen
Sugar and Oxygen
64
What is the difference between monocots and dicots?
Dicots have 1 seed, while monocots have 2 seeds
None of these
Monocots have a taproot, dicots have fibrous roots
Monocots have parallel veins, dicots have branching veins
65
What type of symmetry do all cnidarians have?
Radial
None of the above
Asymmetrical
Bilateral
66
What is a phenotype?
the combination of DNA that codes of a specific trait.
a piece of DNA
a single chromosome that codes for hair color
a physical characteristic

Biology Semester 2 Final Review Flashcards | StudBud