Match the term with the correct definition.

Toxin

1.a poison produced by an organism
2.to produce and give off a substance
3.a juvenile form of an animal
4.a worm-like amphibian that burrows in the soil
5.a change in physical form and structure due to maturity

Match the term with the correct definition.

Toxin

1.a poison produced by an organism
2.to produce and give off a substance
3.a juvenile form of an animal
4.a worm-like amphibian that burrows in the soil
5.a change in physical form and structure due to maturity

1. a poison produced by an organism

The correct match for each term with its definition is as follows:

Toxin: 1. a poison produced by an organism
To secrete: 2. to produce and give off a substance
Larva: 3. a juvenile form of an animal
Caecilian: 4. a worm-like amphibian that burrows in the soil
Metamorphosis: 5. a change in physical form and structure due to maturity

To match the term "toxin" with the correct definition, we can go through each definition and find the one that best describes a toxin.

1. A poison produced by an organism - This definition accurately describes a toxin. Toxins are harmful substances produced by living organisms that can cause various adverse effects.

2. To produce and give off a substance - While organisms that produce toxins do give off the toxin, this definition does not specifically refer to toxins.

3. A juvenile form of an animal - This definition describes the term "larva" rather than a toxin.

4. A worm-like amphibian that burrows in the soil - This definition describes the term "earthworm" rather than a toxin.

5. A change in physical form and structure due to maturity - This definition describes the term "metamorphosis" rather than a toxin.

Based on these definitions, the correct match for "toxin" is:

Term: Toxin
Definition: 1. A poison produced by an organism