Platyhelminthes

Q. Liver flukes belong to the phylum ___.

1. Porifera
2. Coelenterata
3. Nematoda
4. Platyhelminthes

Q. Identify (1), (2) and (3) from the given table.

$\begin{array}{ccc}Phylum& Germlayer& Bodycavity\\ \text{(1) \_\_\_\_\_\_\_\_\_\_}& \text{Triploblastic}& \text{No coelom}\\ \text{Nematoda}& \text{Triploblastic}& \text{(2) \_\_\_\_\_\_\_\_\_\_}\\ \text{Annelida}& \text{(3) \_\_\_\_\_\_\_\_}& \text{True coelom}\end{array}$

1. (1) Porifera, (2) No coelom, (3) Diploblastic
2. (1) Platyhelminthes, (2) True coelom, (3) Triploblastic
3. (1) Porifera, (2) False coelom, (3) Triploblastic
4. (1) Platyhelminthes, (2) False coelom, (3) Triploblastic

Q.

If you cut a planaria vertically, you will get two equal halves. What does this indicate?

1. The organism is symmetrical

2. The organism is radially symmetrical

3. The organism is spherically symmetrical

4. The organism is bilaterally symmetrical

Q. Platyhelminthes show _______ symmetry.

1. Radial
2. Spherical
3. No
4. Bilateral

Q.

A patient suffering from abdominal pain visits a doctor. After operation, a worm is removed from the intestine of the patient. The doctor examines the worm and declares it to be a Platyhelminthes. What features made him to declare that the worm belongs to Platyhelminthes category?

1. The organism has three layers of cell

2. All the above

3. The organism had a flat head and body

4. The organism is bilaterally symmetrical

Q. Which of the following belong to phylum Platyhelminthes?

1. Liver fluke
2. Spongilla
3. Leech
4. Earthworm

Q. _________ is an intestinal parasite.

1. Leech
2. Mosquito
3. Tapeworm
4. Plasmodium

Q.

Platyhelminthes are best described as

1. Flatworms, triploblastic acoelomate animals

2. Flatworms, diploblastic acoelomate animals

3. Flatworms, triploblastic, coelomate animals

4. Flatworms, triploblastic, pseudocoelomate animals

Q.

The images given below belongs to the phylum ___

1. Platyhelminthes

2. Arthropoda

3. Coelenterata

4. Annelida

Q.

If you cut a planaria vertically, you will get two equal halves. What does this indicate?

1. The organism is symmetrical

2. The organism is radially symmetrical

3. The organism is spherically symmetrical

4. The organism is bilaterally symmetrical