EV EXAM QUESTIONS WITH CORRECT ANSWERS

EV EXAM QUESTIONS WITH CORRECT
ANSWERS 2026-2027
Most vertebrates can not make of the 22 amino acids. - CORRECT ANSWER -9



Some birds and mammals living in the far North where it is cold, and the days are short, te
nd to be lighter in hair color than those much further South. This might be explained by
? - CORRECT ANSWER -vitamin D decifiency



If the plant quality is low, such as desert brush country, which animal will most likely be m
ore successful , such as . - CORRECT ANSWER -
non ruminant herbivores; horses and zebras



Kwashiorkor - CORRECT ANSWER -
caused by a protein deficiency; bloated look, degeneration of liver, physical stunting



Most nitrogen in commercial fertilizer comes from ? - CORRECT ANSWER -Urea



Enantiostasis - CORRECT ANSWER -
allow the internal environment to change with their surrounding environment (invertebrates
)



Ecological Physiology - CORRECT ANSWER -
the study of the interaction between an organism's biochemistry and/or general physiology
and its environment



Homeostasis and enantiostasis categories of function - CORRECT ANSWER -
1. structural integrity (shape/structure)

2. Provision of adequate energy supplies (ATP)

3. Maintenance of reactions for regulation of metabolism

,Basic mechanisms of biochemical adaptions - CORRECT ANSWER -
1. change of concentrations of macromolecules (ex: amount of enzymes being made)

2. change in microenvironments (ph and lipid of cell membrane)

3. changes in outputs/macromolecular systems (synthesis and degradation pathways)



Genetic adaptions - CORRECT ANSWER -occurs over many generations (ex: mutations)



Adaptations - CORRECT ANSWER -
Occur over 1 generation usually in one lifetime (ex: phenotypic changes like membrane lipid
composition)



Acclimation - CORRECT ANSWER -type of adaptation to one environmental factor



Acclimatization - CORRECT ANSWER -
type of adaptation of an animal to many environmental parameters like temperature, light,
humidity



Immediate adaptions - CORRECT ANSWER -
rapid; adjustments in enzyme activity like enzyme modulation



Homeostasis - CORRECT ANSWER -consistency of internal environment



Conformity - CORRECT ANSWER -
internal state of cell or organism may conform to an environment



Regulation - CORRECT ANSWER -an organism controlling its internal state

, Spacial Heterothermy - CORRECT ANSWER -Ex: body core kept than surface of tissues
X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2




Temporal Heterothermy - CORRECT ANSWER -
X 2 X 2 X 2 X 2 X 2




animals that have a constant body temperature during activity, but let their body drop with do
X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X2




rmancy or hibernation X 2 X2




Steno and Eury - CORRECT ANSWER -
X 2 X 2 X 2 X 2 X 2 X 2




these terms refer to narrow and wide ranges of tolerances
X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2




Capacity adaptions - CORRECT ANSWER -
X 2 X 2 X 2 X 2 X 2




functional properties that permit relative constancy of biological activity over varying enviro nm
X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X2




ents



Resistance adaptions - CORRECT ANSWER - X 2 X 2 X 2 X 2 X 2




functional properties that permit the animal to adapt to environmental extremes. (more co
X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X2




mplex of an animal, less range of tolerance)
X 2 X 2 X 2 X 2 X 2 X 2 X 2




Vitamin A - CORRECT ANSWER -
X 2 X 2 X 2 X 2 X 2




for growth and development, maintenance of immune system, and good vision
X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2




Vitamin B - CORRECT ANSWER -cofactor for enzymes NAD, FAD
X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2




Vitamin C - CORRECT ANSWER -prevent scurvy; tissue repair and formation
X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2




Limies - CORRECT ANSWER -British sailors who ate limes to prevent scurvy
X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2 X 2




Vitamin D - CORRECT ANSWER -
X 2 X 2 X 2 X 2 X 2




relationship to evolution of skin pigmentation; calcium metabolism
X 2 X 2 X 2 X 2 X 2 X 2 X 2