NEET BIOLOGY

GENETICS AND EVOLUTION

INHERITANCE AND VARIATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Animals whose body temperature stays the same most of the time ____
A
cold-blooded
B
warm-blooded
C
dominant
D
adaptation
Explanation: 

Detailed explanation-1: -Ans : Endotherms are also called warm-blooded animals, that is, those that maintain a constant body temperature independent of the environment. The endotherms primarily include birds and mammals; however, some fish are also endothermic.

Detailed explanation-2: -All mammals and birds are capable of generating this internal heat and are classed as homoiotherms (ho-MOY-ah-therms), or warm-blooded animals. Normal temperatures for mammals range from 97° F to 104° F. Most birds have a normal temperature between 106° F and 109° F.

Detailed explanation-3: -Mammals and birds have a body temperature that stays about the same no matter what the temperature of their environment is. Mammals and birds are called endotherms. An endotherm is an animal that can control its internal body temperature.

Detailed explanation-4: -This involves the ability to cool down or produce more body heat. Warm-blooded animals mainly control their body temperature by regulating their metabolic rates (e.g. increasing their metabolic rate as the surrounding temperature begins to decrease).

Detailed explanation-5: -The more scientific term for a warm-blooded animal is an endotherm, or an animal that uses its metabolism to regulate its body temperature. If you take your temperature while standing in the snow, it will be nearly the same as when you’re hanging out on the beach in the summer-because you’re a warm-blooded endotherm.

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