Zoology Questions
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What Others Have Asked

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When constructing a dichotomous key, you should start with general characteristics and then move to more specific characteristics... 
When constructing a dichotomous key, you should start with general characteristics and then move to more specific characteristics. True? False?

How do flatworms breathe? 
Study Flatworms Review .

What is bilateral symmetry? 
Read Zoology Questions - Biology Questions and Answers .

Do Portuguese Man-of-War have excretory systems? 
Excretory systems of marine animals.

What type of blood do reptiles have? 
They are cold-blooded.

Why protonephridia are termed as flame cells? 
Why protonephridia are termed as flame cells?

What is the zoological importance of the hydra? 
Click on post comments to answer.

Frog is amphibia.but reptiles are not amphibians. Why? 
Click on post comments to answer.

What are the characteristics of platyhelminthes? 
Click on post comments to answer.

What is the meaning of arthropoda? 
Arthropoda means 'jointed legs'. Ex: spiders, scorpions, etc. Click on post comments to answer.

Pneumatic bones are found in which animals? 
Whale or dolphin or piegion or snake?

Which groups of arthropods have antennae? 
Which groups of arthropods have antennae?

Are nematodes protostomes or deuterostomes? 
Click on post comments to answer.

Turbellaria flatworms can reproduce asexually by? 
Regeneration, forming larvae, producing polyps or exchanging both sperm and egg? Click on post comments to answer.

Which of the following best describes the process of gas exchange in insects? 
Choose best answer below: 1. oxygen is carried directly through a tracheal system. 2. gas exchange is done by diffusing air through the exoskeleton. …

Why, when you step on a cockroach or smash a fly, the blood appears colorless? 
When you step on a cockroach or smash a fly, the blood appears colorless because...

How is this method of adhesion advantageous than covalent interactions? 
The gecko is a reptile that climbs on smooth surfaces such as glass using the van der Waals forces to adhere to the surface. How is this method of adheasion …

What are the meaning of various classes,orders of invertebrate phylums? 
Phylum like porifera,coelenterata,annelida... Read Life Kingdoms - Monera, Protista, Fungi, Animalia, Plantae, Virus .

Explain osmoregulation in fresh water fish. 
Explain osmoregulation in fresh water fish?

Do fishes have a heart. 
Read Fish Facts .

What are annelids? 
Study Annelids - Easy Review .

How do sponges reproduce? 
Study Porifera - Complete Zoology Review .

How is the structure of the body and wing of insects adapt them to flight? 
Light bodied insects with relatively large wings have wing muscles in the thorax pulling directly on the wing where it is articulated to the thorax levering …

Name some general characteristics of the arthropods. 
1)they have an exosleleton made up of a substance called chitin. b)they are radially symmetrical. c)they have soft bodies. Study Phylum Arthropoda …

What is the segmentation of phylum cnidaria? 
Study Cnidarians - Study All About Them .

How do i tell if the cnidarian is a male or female? 
are cnidarians male and female in one? Read Cnidarians - Study All About Them .

Which molluscs have antennae? 
Bivalves? Study Mollusca - Study Guide .

What are the differences between classes of anthropoda in terms of movement, segmented or unsegmented bodies, respiration, reproduction etc.? 
Crustacae breathing with gills exoskeleton Insecta Arachnida Chilopoda Diplopoda Study Phylum Arthropoda .

Give the general and scientific names of examples of monera, protista, fungi, plantae, animalia. 
Study Life Kingdoms - Monera, Protista, Fungi, Animalia, Plantae, Virus .

What is the digestion of a nautilus? 
Please, read Mollusca - Study Guide .

Does porifera have a respiratory system? 
I found this but don't know if it's reasonable. "water flows through pores, using the oxygen from the water." Study Porifera - Complete Zoology Review …

How could cell- cell interaction happen in sponges? 
Dictyostelium discoideum like cell-cell interaction may happen in sponge? Read Porifera - Complete Zoology Review .

What is the basic of the classification of life forms? 
Study Life Kingdoms - Monera, Protista, Fungi, Animalia, Plantae, Virus .

What is a simple definition of nematoda? 
Study Nematoda - from Zoology Review .

What level of organisation have sponges? 
Poriferans level of organisation is tissue system although it has a primitive cellular system. Study Porifera - Complete Zoology Review .

Which questions may be in examinations for entrance in zoology departments? 
Also study our pages on Zoology: Zoology Review - Questions and Answers for Biology Exams .

What is the biological importance of hydra? 
Like to say hydra has some biological importance of hydra and i can't find it here.

What are the food of the nematoda invertebrate? 
Study Nematoda - from Zoology Review .

What is the madreporite? 
Echinoderms. Read: Echinodermata Phylum - from Biology Questions and Answers

What is the name of one marking of the humerus associated with it's distal end? 
Distal = away from the point of attachment, in this case the shoulder joint.

Define Zoology. 
A: The branch of science which deals with the scientific study of animals is called Zoology.

Why large animals cannot take in all the substances they need from outside the body through their skin? 
Why large animals cannot take in all the substances they need from outside the body through their skin?

How is compost prepared ? What is the avantage of using eartworm? 
Click on post comments to answer. Read our review page on Annelids.

How do mammals enhance the efficiency of circulation? 
Click on post comments to answer. For studying more than 1800 Bioloqy questions correctly answered, download our ebook.

Squirrels are classified in the same family as mice and the same phylum as weasels. Do squirrels have more in common with mice or with weasels? Why? 
Apparently it's now fun to teachers to put questions in submissions now that you literally CAN'T find in the lesson that you have to read. Needs to be …

Why ice fish lack haemoglobin? 
Because they have low metabolic activities.

Does a bonefish have a urinary bladder and if, for what is usefull? 
It could possibly prevent to be snuffed by predators, if any.

What is the ecological importance of sponges? 
It is beneficial because they may destroy some oysters and other bivalves by covering the shell. They are being cultured.

What is the ploidy of porifera? 
Porifera is a sponge.

Why are porifera considered as animals? 
explain this question on the basis of locomotion

What is Zoology? 
Zoology is study of animal life.

How does the frog differ from the reptiles? 
Discuss it related to their skins.

Is the polar bear skin white or clear? 
It is clear, it looks white as it reflects the color of the snow.

Which species of poriferans live in freshwater? 
Some species of family spongillidi live in freshwater.

What is botany? 
botany is the scientific study of plants

Are human being ureotelic?Justify. 
Something related with excretion.

Why oligochaetes should be placed in the same class with hirudineans? 
There morphological characteristics are almost similar. Note: Should they?

What are the similarities between a frog and a human heart? 
What are the similarities between a frog and a human heart?

What are the structural and functional differences of excretory systems of lower and higher aquatic invertebrates? 
What are the structural and functional differences of excretory systems of lower and higher aquatic invertebrates

What does a sponge do to feed? 
A sponge, as small and simple as it seems there is alot of amazing things about this specimen and that it feeds by filter feeding or pushing water through …

What is the common reproductive mode of nematoda? 
I want to know the common reproductive mode of Nematoda.

How do echinoderms move? 
Through their legs and tubes or by locomotion.

What other organisms have cnidocytes except for cnidarians? 
Our profs in college asked this question in a test, and I can't find it anywhere. Every book I could find states that cnidocytes are only in cnidarians. …

How are carbohydrates present in insect development? 
I want to find about question --role of carbohydrates and what is main function and how digest and what processor and how used in insect body development …

What is the ecological purpose of a 'tapeworm' or similar creatures? 
What I mean is...mosquitoes, while annoying to us, do have an ecological purpose. They feed other animals, they pollinate, etc. What is the ecological …

Do cnidarians give birth or lay eggs? 
Do cnidarians give birth or lay eggs?

What method do mollusks use to get their food? 
Examples are octopi, snails and squids.

How a scientific name of animal can be determined? 
I mean how a newly found animal is named? What are the factors that are responsible for its name?

Which nitrogenous waste aquatic reptiles excrete? 
If we consider it's aquatic then it excrete ammonia. But aquatic reptile excrete urea?

Are there any harmful porifera? 
Is there any way porifera can be harmful?

What are the common ancestors of the echinoderms? 
what are the common ancestors of the starfish? Are we a common ancestor to the echinoderms?

Why does an echinoderm go through a bilateral stage and then metamorphose? 
Radial symmetry is an adaptation to sedentary life-styles.

When did platyhelminthes first apear on earth? 
I really don't know when this happened but i have a biology project with phylogenetic evolution so this would help create my tree.

What phylum contains the classes trematoda, cestoda and turbellaria? 
What phylum contains the classes trematoda, cestoda, and turbellaria?

What is the economic importance of mollusca? 
Click on post comments to answer.

Which animals have blood flowing without vessels? 
Click on post comments to answer.

What is different between male and female cockroach? 
Click on post comments to answer.

Do molluscs have radial symmetry? 
Click on post comments to answer.

Why are all chordates bilateral? 
Click on post comments to answer.

How many types of starfish larvae are there? 
The first stage larva is bipinnaria which is free swiming and temporarily cilliated, while 2nd stage larva is brachiolaria both having bilateral symmetry. …

What is the feeding for athropoda? 
How do arthropoda animals eat, what do they eat? Click on post comments to answer.

What animal has the lowest stomach pH? 
What animals have the lowest ph in their stomachs? Click on post comments to answer.

What are the simlilarities and differences of platyhelminthes , annelida and nematoda? 
Try write it in to a table to easy for read. I need know about differences about the platyhelminthes and nematoda. Thank you.

What is the flatworms environment? 
What's the optimal enviroment for it to live?

How many eyes do fish have? 
They have one pair of eyes.

What supports an arthropode? 
The jointed feet.

How do flatworms defend themselves? 
WHAT IS THE ANSWER TO MY QUESTION?

Describe the hierarchy of taxonomic categories. 
Categories like species, genus and family order, series sub-class...

Explain briefly cutaneous respiration. 
Explain cutaneous respiration.

What are the difficulties of animals in terms of locomotion or movement, and how do they overcome this? 
Friction and gravity are some of the problems that an animal encounters. They overcome this by their different body structures.

Why flies and insects climb the wall without falling? 
This is because they have somethings like cilia on their on legs?



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