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Exam 4 Study Guide - Part 1 Flashcards | StudBud
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Exam 4 Study Guide - Part 1
Exam 4 Study Guide - Part 1
25 terms
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StudBud Administration
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6 plays
#science #biology #earthsciences #higher_education #adult_education
Flashcards
25 cards
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Practice quiz
P
Host live
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Questions
25
Answers
1
How do
ectotherms
thermoregulate?
Rely on the external environment to regulate body temperature
Maintains a stable internal temperature despite changes in the environment
2
What are the advantages of having a four-chambered heart?
Completely separating oxygenated and deoxygenated blood
Countercurrent exchange of oxygen
Oxygenation of blood through the lungs and skin
Tracheal system
3
This organism is
prokaryote
False
True
4
In the relationship between mycorrhizae fungi and plants. Fungi
gives _____, exchange for ____
Na+, Photosynthesis products
N & P, Glucose
Na+, CO2
N & P, Photosynthesis products
5
Which taxa are least closely related in the phylogenetic tree below?
Crocodiles and Geckos
Iguanian lizards and Birds
Snake and Birds
Snake and Crocodiles
6
Which one is difficult to eliminate and quickly develops resistance?
Gram-positive
Gram-negative
7
Closed circulatory systems
mixture blood from the interstitial fluid, less efficient oxygen delivery
True
False
8
What is the evidence?
Multicellular
Lack membrane-bound organelles
Has mitochondria
Lacks a cell wall
9
The increase in plant biomass is due mostly to…
CO2 through the leaves
Increase sunlight exposure
Increase of glucose
CO2 through the soil
10
How do humans regulate blood glucose levels?
Through glucose and glucagon
Through insulin and glucose
Through insulin
Through insulin and glucagon
11
Prokaryotes lack a nucleus
True
False
12
What traits distinguish the fungi kingdom?
It can only be unicellular
Absorbs nitrogen and phosphorus
Heterotrophs → acquire nutrients from organic
Photosynthesize → lack chloroplasts
13
How do plants acquire biomass?
Exchange gases
Photosynthesis
Carbon dioxide and glucose
Cellular Respiration
14
What order of events is required for the three germ layers to form?
Zygote > Gastrula > Cleavage > Blastula > Gastrulation
Zygote > Gastrula > Cleavage > Gastrulation > Blastula
Zygote > Cleavage > Blastula > Gastrulation > Gastrula
Zygote > Cleavage > Blastula > Gastrula > Gastrulation
15
Specialized tissues and structures: Which ones are derived from the
mesoderm
?
muscles, skeletal tissue, blood vessels
nervous system, epidermis
digestive and respiratory organs
None
16
How do we describe phylogenetic groups?
Polyphyletic: ancestor and only some descendants
Monophyletic: ancestor and all descendants.
Monophyletic: ancestor and only some descendants
Polyphyletic: grouping without an immediate common ancestor
Paraphyletic: ancestor and only some descendants
Paraphyletic: ancestor and all descendants
17
What do they need to gain biomass?
Water
Carbon dioxide
Oxygen
Glucose
18
How do
endotherms
thermoregulate?
Maintains a stable internal temperature despite changes in the environment
Rely on the external environment to regulate body temperature
19
What are the differences between prokaryotes and eukaryotes?
Eukaryotic reproduce via mitosis and meiosis, while prokaryotes do not.
Eukaryotes can be unicellular or multicellular organisms, not prokaryotes
Prokaryotes contain a cell membrane and DNA, while eukaryotes do not.
Prokaryotes lack membrane-bound organelles, while eukaryotes do not
20
Specialized tissues and structures: Which ones are derived from the
Endoderm
?
muscles, skeletal tissue, blood vessels
None
nervous system, epidermis
digestive and respiratory organs
21
When glucose is too high, insulin is released from the pancreas to remove glucose and stored as glycogen.
True
False
22
Homologous traits can be defined as different ancestry, similar function
False
True
23
Prokaryotes are bacteria, archaea, and protists
False
True
24
Specialized tissues and structures: Which ones are derived from the
Ectoderm
?
muscles, skeletal tissue, blood vessels
None
digestive and respiratory organs
nervous system, epidermis
25
What traits distinguish the animal kingdom?
Cells organized into tissues
Cells without a cell wall
Multicellular eukaryotes
Heterotrophic organism
