Which of the following types of feathers is used for flig...
Which of the following types of feathers is used for flight in birds?
Quill
Filoplume
covert
Down
Correct answer is A
No explanation has been provided for this answer.
The products of respiration in higher plants are ...
Endangered species are organisms that are ...
The heart of the adult frog consists of ...
Which of the following organisms is an endoparasite? ...
Which of the following examples best describes camouflagic colouration in organisms? ...
Which of the following parts of the tongue does not correspond to the taste indicated beside it...
The circulation of blood to all parts of the body except the lungs is through? ...
In a bean seed, absorption of water at the beginning of germination is through the? ...