Question

A terrestrial animal species is discovered with the following larval characteristics: exoskeleton, system of tubes for gas exchange, and modified segmentation. A knowledgeable zoologist should predict that the adults of this species would also feature ________.Group of answer choices

Answer 1

The question is incomplete as it does not have the options which are:

A) eight legs.

B) two pairs of antennae.

C) a sessile lifestyle.

D) an open circulatory system.

E) parapodia.

Answer:

D) an open circulatory system.

Explanation:

In the given question, the characteristics of an organism are given which are:

1. Exoskeleton- outer covering composed of cuticle

2. system of tubes for gas exchange- do not respire but has tubes called trachea from which the air diffuses

3. modified segmentation- segmented bodies

All these characteristics show that the organism belongs to the Arthropods group of animals.

The Arthropods since having trachea for the diffusion of gas, therefore, possess an open circulatory system in which blood does not flow in the vessels but the open cavities in the body.

Thus, Option-D is the correct answer.

Answer 2

Answer:

Arthropod

Explanation: