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.Management Sciences
Category: Biology Mcqs
Which structure of protein gives information aboutnumber and sequence of amino acids in it_______________?
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A. Primary structure
B. Secondary structure
C. Tertiary structure
D. Quaternary structure
Hepatic and Pancreatic secretions are also stimulated by a hormone produced by the intestinal mucosa. The hormone is___________?
A. Creatin
B. Gastrin
C. Secretin
D. Pepsin
Bats & humming birds belong to___________?
A. Endotherms
B. Ectotherms
C. Heterotherms
D. Homeotherms
The glycolate produced diffuses into the membrane bounded organelles called____________?
A. Glyoxisomes
B. Peroxisomes
C. Lysosomes
D. Mitochondria
A structure formed by groups of similar cells organized into loose sheets or bundles performing similar functions is called as:
A. An organ
B. An organism
C. A Tissue
D. A Cell
Deoxygenated blood first enters in _________ part in fishes?
A. Sinus venosus
B. Right atrium
C. Left atrium
D. Conus arteriosus
Mammals became dominant in__________?
A. Proterozoic era
B. Mesozoic era
C. Paleozoic era
D. Cenozoic era
Which of the following fish drink large amount of sea water and excrete concentrated urine resulting in maximum salt excretion and minimal water loss?
A. Hagfish
B. Fresh water fishes
C. Bony fishes
D. None of these
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