DENDROLOGY

DENDROLOGY AND SOCIETY

PLANT CLASSIFICATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which groups are warm-blooded?
A
fish and mammals
B
birds and amphibians
C
birds and mammals
D
birds and reptiles
Explanation: 

Detailed explanation-1: -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-2: -Birds and mammals are two classes of vertebrates that are said to be warm blooded.

Detailed explanation-3: -All birds are warm blooded, just like all mammals. This means that they must regulate their own body temperature to remain at a constant level, no matter what the external climate or weather conditions.

Detailed explanation-4: -Birds are a group of warm-blooded vertebrates constituting the class Aves, characterised by feathers, toothless beaked jaws, the laying of hard-shelled eggs, a high metabolic rate, a four-chambered heart, and a strong yet lightweight skeleton.

There is 1 question to complete.