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Neuroscience MCQ
111
Which organelle is responsible for protein synthesis?
A:
Golgi apparatus
B:
Mitochondria
C:
Rough endoplasmic reticulum (RER)
D:
Lysosomes
112
What is the primary function of the nucleus?
A:
Energy production
B:
Storage of genetic material
C:
Photosynthesis
D:
Lipid synthesis
113
How do plants regulate water loss?
A:
Through transpiration
B:
By photosynthesis
C:
By respiration
D:
Through osmosis
114
Which term describes animals that excrete urea as their primary nitrogenous waste?
A:
Ureotelic
B:
Ammonotelic
C:
Uricotelic
D:
Aquatic
115
What is the function of the rectal gland in sharks?
A:
Absorbing nutrients
B:
Excreting salt
C:
Regulating blood pH
D:
Maintaining buoyancy
116
How do marine fish cope with the hypertonic environment?
A:
They produce more urine
B:
They drink large amounts of water
C:
They excrete excess water
D:
They absorb salt through their skin
117
What is the main organ for osmoregulation in humans?
A:
Liver
B:
Heart
C:
Kidneys
D:
Lungs
118
Which of the following is true about euryhaline organisms?
A:
They cannot tolerate salinity changes
B:
They thrive only in freshwater
C:
They can survive in varying salinities
D:
They are all marine fish
119
How do freshwater fish primarily maintain their osmotic balance?
A:
By drinking seawater
B:
By producing concentrated urine
C:
By actively absorbing salts
D:
By excreting dilute urine
120
What type of organisms are osmoconformers?
A:
Freshwater fish
B:
Marine invertebrates
C:
Terrestrial mammals
D:
Amphibians
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