Introduction to Zoology Flashcards

Comprehensive fill-in-the-blank practice cards covering general zoological terms, taxonomy, specialized sciences, and the characteristics of life based on the unit 1 lecture transcript.

Zoology is defined as the scientific study of the __________ of animal life.

diversity

Animals are considered __________ because they must consume other animals for food and energy.

heterotrophic

The __________ stage is an early phase in animal embryonic development characterized by a ball of cells.

blastula

The fluid-filled cavity inside the hollow ball of cells in an early embryo is called the __________.

blastocoel

A mating hug where a male frog or toad holds onto a female to fertilize her eggs is known as __________.

Amplexus

According to the transcript, the animal population has seen a decline of __________.

$$60\%$$

The size of animals can range from $8.5\,\mu m$ to __________.

$$33.6\,m$$

The study of the growth and development of every animal from fertilization is called __________.

Embryology

In human taxonomy, the Family name is __________.

Hominidae

The process where embryonic cells form and develop into functional organs in the body is called __________.

Organogenesis

The study of how animals are scattered and distributed in different geographical areas is __________.

Zoogeography

The study of fossils and how species evolved from simple to complex forms is known as __________.

Paleontology

The specialized science that focuses on the study of worms is __________.

Helminthology

The study of fishes is called __________.

Ichthyology

The study of birds is called __________.

Ornithology

The branch of science that studies insects is __________.

Entomology

In the hierarchy of biological organization, a __________ consists of all individuals of a species in a particular area.

Population

A chemical structure consisting of atoms is called a __________, which is the smallest level of biological organization listed.

Molecule

The ability of an organism to maintain a stable internal state is called __________.

homeostasis

To navigate in the dark, bats emit __________ pulses of sound at objects and listen for echoes.

ultrasonic

Metabolism is often viewed as an interaction of destructive (catabolic) and constructive (__________) reactions.

anabolic

The characteristic changes that an organism undergoes from its origin to its final adult form is referred to as __________.

Development

The study of the nature, symptoms, and causes of diseases in animals is called __________.

Pathology

The study of heredity and variation, or the "recombination of traits," is __________.

Genetics