Types of Worms: Flatworms, Roundworms, Ringworms.

Option 1

1. Which type includes animals that have no body cavity and the spaces between organs are filled with loose connective tissue:

1) roundworms; 2) ringworms; 3) arthropods; 4) flatworms

 

2. The digestive system of human ascarids, unlike flatworms, is:

1) lacks an intestine; 2) lacks a mouth opening; 

3) has an anal orifice; 4) lacks an anal orifice.

 

3. Which type of animal has the highest level of organization:

1) coelenterates; 2) flatworms; 

3) ringworms; 4) roundworms

 

4. Which animal is the intermediate host of the hepatic sucker:

1) dog; 2) human; 3) cow; 4) small pondworm.

 

5. Infection of humans with bovine tapeworm can occur when:

1) eating meat that has not been checked by a veterinarian;   

2) eating poorly washed vegetables that have parasite eggs on them; 

3) bathing in a standing pond with parasite larvae in the water;  

4) using poorly washed utensils from which the person infected with the parasite ate.

 

6. In the transition from flatworms to roundworms, the following aromorphoses (complications) occurred:

1) a body cavity appeared; 2) a circulatory system appeared; 

3) respiratory organs appeared; 4) the nervous system appeared.

 

7. According to the nature of feeding, a white planarian is a

1) predator                          

2) a parasite                        

3) herbivorous animal

4) a consumer of decomposing plant or animal remains

 

8. Ringworms have musculature:

1) circular and longitudinal; 2) circular only; 

3) longitudinal only; 4) transverse, longitudinal, and circular.

 

9. The finna (larva) of bovine tapeworm usually develops: 

1) in the external environment; 2) in human muscles and internal organs; 

3) in the muscles and internal organs of a cow; 4) in the aquatic environment

 

10. Which of the following animals does not have an anus:

1) ascarids; 2) pinworms; 

3) white planaria; 4) earthworm.

 

11. Identify the correspondence 

Aromorphosis (complications) Animal types

A) secondary cavity

B) through digestive system

C) stellate cells in the excretory system

D) circulatory system

E) abdominal nerve circuit

F) filling the space between organs with parenchyma 

 

1) Ringworms

2) flatworms

 

А	B	C	D	E	F

 

12. Arrange the developmental stages of the liver sucker in the correct sequence, beginning with the egg.

1) tail larva

2) development in the Lesser Pondworm

3) egg

4) larva with cilia

5) cyst

6) development in the definitive host

 

13. Insert the missing words

1) The finnae stage is found in ….

2) Ringworms have ………… body cavity

3) The main host of the bovine tapeworm is …

4) The circulatory system in roundworms is …

5) The type Ringed worms are divided into classes….

Option 2

1. Ringworms differ from roundworms in:

1) bilateral symmetry; 2) a through intestine; 

3) a body cavity; 4) a circulatory system.

 

2. Respiration of the planaria occurs: 

1) diffusely through the covers of the body; 2) by means of external outgrowths, the gills; 

3) with the help of internal gills; 4) with the help of pulmonary sacs.

 

3. Infection with human ascarids occurs when:

1) eating raw meat; 2) eating raw fish; 

3) failure to maintain personal hygiene; 4) infection of wounds and cuts.

 

4. The internal organs of the white planaria are placed:

1) in the primary body cavity; 2) in the secondary body cavity; 

3) in loose connective tissue; 4) in the intestinal cavity.

 

5. The ascarid larva begins to develop in the egg after it enters the

1) the body of a pondweed 2) the muscle of a cow or sheep

3) an oxygen-rich environment 4) the liver of cattle

 

6. Parasitic worms in the course of evolution:

1) eyes appeared; 2) hermaphroditism emerged; 

3) the anus was reduced; 

4) the organs of attachment to the host appeared.

 

7. The complexity of roundworms as compared to flatworms is evidenced by

1) elongated cylindrical body

2) parasitic lifestyle

3) circulatory system

4) body cavity, appearance of an anus

 

8. Unlike flatworms and roundworms, ringworms have:

1) a nervous system; 2) a circulatory system; 

3) respiratory system; 4) digestive system

 

9. Which of the following animals has a round cross-sectional body:

1) the human ascarid; 2) the hepatic sucker; 

3) bovine tapeworm; 4) white planaria.

 

10. The nervous system of the earthworm is represented by:

1) nerve cells scattered throughout the body; 

2) the circumpharyngeal nerve ring and the abdominal nerve chain; 

3) head nerve nodes and trunks departing from them; 

4) circumvaginal nerve ring, dorsal and abdominal

  dorsal and abdominal trunks.

 

11. Establish a correspondence 

Signs of animal Name of animal

A) has a primary body cavity

B) a through digestive system

C) there is no body cavity

D) closed digestive system

D) hermaphrodite

F) bifurcated animal 

 

1) ascarid

2) liver fluke

 

А	B	C	D	E	F

 

12. Identify the correct sequence of stages of development and infection of humans with bovine tapeworm, beginning with the egg.

1) entry into an intermediate host

2) six-hooked embryo – larva

3) egg

4) human

5) finna

 

13. Insert the missing words

1) Flatworms are divided into classes of…

2) Type Worms are characterized by … symmetry of the body.

3) Ascarids and pinworms belong to…

4) The intermediate host of the hepatic sucker is …

5) The digestive system of roundworms is …

Option 3

1. The digestive system of the human ascarid, unlike that of flatworms, is:

1) lacks intestines; 2) lacks a mouth opening; 

3) has an anal orifice; 4) is devoid of an anal orifice.

 

2. The finna (larva) of the bovine chainworm usually develops: 

1) in the external environment; 2) in human muscles and internal organs; 

3) in the muscles and internal organs of a cow; 4) in the aquatic environment

 

3. Animals of which type have the highest level of organization:

1) coelenterates; 2) flatworms; 3) ringworms; 4) roundworms

 

4. During the transition from flatworms to roundworms, the following aromorphoses (complications) occurred:

1) a body cavity appeared; 2) a circulatory system appeared; 

3) respiratory organs appeared; 4) the nervous system appeared.

 

5. Which animal is the intermediate host of the hepatic sucker:

1) dog; 2) human; 3) cow; 4) small pondweed.

 

6. Which type of animal has no body cavity and the spaces between organs are filled with loose connective tissue:

1) roundworms; 2) ringworms; 3) arthropods; 4) flatworms

 

7. Which of the following animals does not have an anus:

1) ascarids; 2) pinworms; 

3) white planaria; 4) earthworm.

 

8. Infection of humans with bovine tapeworm can occur when:

1) eating meat that has not been checked by a veterinarian;   

2) eating poorly washed vegetables that have parasite eggs on them; 

3) bathing in a standing pond with parasite larvae in the water;  

4) using poorly washed utensils from which the person infected with the parasite ate.

 

9. According to the nature of nutrition white planaria is

1) predator 2) parasite                        

3) herbivorous animal

4) a consumer of decomposing plant or animal remains

 

10. The complexity of roundworms compared to flatworms is evidenced by

1) elongated cylindrical body 2) parasitic lifestyle

3) circulatory system 4) body cavity, appearance of an anus

 

11. Identify the correspondence 

Aromorphosis (complications) Animal types

A) secondary cavity

B) through digestive system

C) stellate cells in the excretory system

D) circulatory system

E) abdominal nerve circuit

F) filling the space between organs with parenchyma 

 

1) Ringworms

2) flatworms

 

А	B	C	D	E	F

 

12. Arrange the developmental stages of the liver sucker in the correct sequence, beginning with the egg.

1) tail larva

2) development in the Lesser Pondworm

3) egg

4) larva with cilia

5) cyst

6) development in the definitive host

 

13. Insert the missing words

1) The finnae stage is found in ….

2) Ringworms have ………… body cavity

3) The main host of the bovine tapeworm is …

4) The circulatory system in roundworms is …

5) The type Ringed worms are divided into classes….

Option 4

1. Infection with human ascarids occurs when:

1) eating raw meat; 2) eating raw fish; 

3) failure to observe the norms of personal hygiene; 4) infection of wounds and cuts.

 

2. Which of the following animals has a round cross-sectional body:

1) human ascarid; 2) hepatic sucker; 

3) bovine tapeworm; 4) white planaria.

 

3. The ascarid larva begins to develop in the egg after it enters the

1) the body of a pondworm 2) the muscles of a cow or sheep

3) an oxygen-rich environment 4) the liver of cattle

 

4. Ringworms differ from roundworms in:

1) bilateral symmetry; 2) a through intestine; 

3) the presence of a body cavity; 4) the presence of a circulatory system.

 

5. Respiration of the planaria occurs: 

1) diffusely through the covers of the body; 2) by means of external outgrowths, the gills; 

3) with the help of internal gills; 4) with the help of lung sacs.

 

6. Parasitic worms in the process of evolution:

1) eyes appeared; 2) hermaphroditism emerged; 

3) the anus was reduced in size; 

4) the organs of attachment to the host appeared.

 

7. The internal organs of the white planaria are placed:

1) in the primary body cavity; 2) in the secondary body cavity; 

3) in loose connective tissue; 4) in the intestinal cavity.

 

8. Unlike flatworms and roundworms, ringworms have:

1) a nervous system;                        

2) circulatory system; 

3) respiratory system;                

4) digestive system

 

9. Ringworms have musculature:

1) circular and longitudinal; 2) circular only; 

3) longitudinal muscles only; 4) transverse, longitudinal, and circular muscles.

 

10. The nervous system of the earthworm is represented by:

1) nerve cells scattered throughout the body; 

2) the circumpharyngeal nerve ring and the ventral nerve chain; 

3) head nerve nodes and trunks departing from them; 

4) circumvaginal nerve ring, dorsal and abdominal

  dorsal and abdominal trunks.

 

11. Establish a correspondence 

Signs of animal Name of animal

A) has a primary body cavity

B) a through digestive system

C) there is no body cavity

D) closed digestive system

D) hermaphrodite

F) bifurcated animal 

 

1) ascarid

2) liver fluke

 

А	B	C	D	E	F

 

12. Identify the correct sequence of stages of development and infection of humans with bovine tapeworm, beginning with the egg.

1) entry into an intermediate host

2) six-hooked embryo – larva

3) egg

4) human

5) finna

 

13. Insert the missing words

1) Flatworms are divided into classes of…

2) Type Worms are characterized by … symmetry of the body.

3) Ascarids and pinworms belong to…

4) The intermediate host of the hepatic sucker is …

5) The digestive system of roundworms is …