AP BIOLOGY

PLANTS

CLASSIFICATION OF PLANTS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following statements about human and insect bodies is true?
A
Humans and insects both have four limbs.
B
Humans and insects both have internal skeletons.
C
Humans and insects both have external skeletons.
D
Humans and insects both have internal organs.
Explanation: 

Detailed explanation-1: -Some insects have a long heart-like organ along the dorsal side of the internal organs that helps circulate the hemolymph through the body. It comprises a single sheath of tissue and a series of muscles, and in many insects includes a tubular portion that functions as a dorsal aorta.

Detailed explanation-2: -A general overview of the internal structure and physiology of the insect is presented, including digestive, circulatory, respiratory, muscular, endocrine and nervous systems, as well as sensory organs, temperature control, flight and molting.

Detailed explanation-3: -Lice. These tiny insects feed on blood from your scalp.

Detailed explanation-4: -Insects, like all arthropods, have no interior skeleton; instead, they have an exoskeleton, a hard outer layer made mostly of chitin which protects and supports the body. The insect body is divided into three parts: the head, thorax, and abdomen.

There is 1 question to complete.