WorksheetsSenyawa dari Sponge Laut
Total questions: 22
Worksheet time: 11mins
What is the name of the compound that has antibiotic activity?
Halichondrin B
Spirohexenol
Aeroplysinin
Okadaic acid
Halitoxin
What is the name of the compound that is usually found in marine sponges with potential as an anti-cancer agent?
Spongein A
Marinotoxin
Coralene
Spongestatin
Oceanolide
What is the anti-inflammatory compound that can be found in marine sponges?
Pseudopterosin
Discodermolide
Latrunculin
Dysidamin
Theonellamide A
What is the name of the compound known as an anti-tumor agent derived from sponges?
Latrunculin
Discodermolide
Spongistatin
Dysideamine
Petrosin
What is the main function of Spongein A, found in marine sponges?
Antifungal
Antioxidant
Anti-cancer
Antiviral
Antibiotic
What is the compound that can be found in marine sponges with potential as an HIV enzyme inhibitor?
Manzamine A
Okadaic acid
Latrunculin
Ptilomycalin A
Discodermolide
The compound from marine sponges known to have antiviral properties is...
Theonellamide A
Spongestatin
Aeroplysinin
Halichondrin B
Petrosin
What is the compound that can be found in marine sponges with potential as an inhibitor of cancer cell growth?
Halitoxin
Discodermolide
Latrunculin
Spongestatin
Marinotoxin
Why are marine sponges often used for isolating compounds?
Rich in nutrients
Easy to process
Contains unique compounds
No chemical content
Resistant to weather changes
How is the isolation process of compounds from marine sponges carried out?
By drying the sponge under sunlight
Heating the sponge at high temperatures
Extracting compounds using special solvents
Feeding additional food to the sponge
Using genetic isolation technology
What is the main benefit of using compounds isolated from marine sponges?
Increase sponge resistance to predators
Development of new drugs
Enhance color and beauty of sponges
Reduce the number of sponges in water
Accelerate sponge growth
What can be a challenge in using marine sponges for compound isolation?
Low sponge species diversity
Limited availability in water
Difficulty in extracting compounds
No health benefits
Not environmentally friendly
What is the main role of marine sponges in pharmacology?
Become a drug
What is the main function of marine sponges in pharmacology?
To become approved drugs
To produce hundreds of compounds with interesting pharmacological activity
To function as filter feeders
To produce only secondary metabolites
Only to withstand certain marine environments
What results from the chemical diversity of sponges?
Nucleosides
Terpenes
Sterols
Cyclic peptides
All answers are correct
Why do sponges produce various chemical compounds?
To dissolve in water
As a defense against predators or competition for space
So they can move quickly
Only to attract attention
Unclear according to the text
What makes the Mediterranean Sea considered a biodiversity hotspot?
High diversity and endemism
Very hot climate
Few species originating from the Atlantic Ocean
Lack of natural resources
Low diversity
What is the composition of the skeleton of sponges in the class Hexactinellida?
Calcium carbonate (CaCO3)
Silicon dioxide (SiO2)
Organic collagen network
Spongin
All answers are incorrect
What is the main function of the molecules produced by marine sponges, especially from Demospongiae, such as spongosine, spongouridine, and spongothymidine?
To become cellular building blocks
To enhance parasite growth
To protect against diseases, predators, and parasites
To promote nucleic acid polymerization
To accelerate cell division
Why is Avarone considered more effective in inhibiting tumor growth compared to Avarol?
More toxic to cancer cells
Induces apoptosis through the PERK–eIF2α–CHOP pathway
More selective against leukemia cells
Has stronger cytostatic effects
Inhibits Patched efflux activity in melanoma cells
Why are natural sources, including Mediterranean sponges, considered to provide new ideas for pharmaceutical development related to neurological diseases?
Irregular biochemical pathways
Complex medical approaches
Current pharmacotherapy is unsatisfactory
All answers are correct
Certain diseases
What effect does Spongia officinalis have on seizures and pain sensations in mice?
Increases seizures
Reduces seizures
Increases pain sensations
No effect
Causes pain sensations
