Locomotory Structures in Annelids

Q. In Nereis, parapodia helps in

1. swimming
2. excretion
3. digestion
4. catching prey

Q. In Nereis, parapodia helps in

1. digestion
2. catching prey
3. swimming
4. excretion

Q.

what are parasitic adaptation in flatworms

6) what is Mantle cavity

7) what is osmoregulation

8) what are the dioecious animals

9) write the function of parapodia in Annelida

10) which type of Skeleton present in Arthopoa

11) mention any two economically important insects

Q. Locomotion in Pheretima is carried out by

1. parapodia
2. gizzard and crop
3. longitudinal and circular muscles
4. nephridia

Q. Identify the correct statement about the setae in earthworm.

1. Setae are the L- shaped partition in earthworm
2. Setae are present in all the segments of the earthworm
3. Setae are absent in the first, last and clitellar segments of the earthworm
4. The primary role of setae is sensory

Q. Parapodia are seen in

1. Nereis
2. Pheretima
3. Hirudinaria
4. All of these

Q. The lateral appendages found in aquatic annelids for locomotion are called:

1. Tentacles
2. Ganglion
3. Parapodia
4. Nephridia

Q.

The excretory structure of Amphioxus (cephalochordate) is:

1. Green gland
2. Nephridia
3. Flame cell
4. Malpighian tubules

Q. Match the columns and choose the right option

	I		II
(a)	Amoeba	(i)	Has flagella for locomotion
(b)	Paramoecium	(ii)	Moves with help of cilia
(c)	Trypanosoma	(iii)	Puts out pseudopodia for locomotion

1. a-iii, b-i, c-ii
2. a-ii, b-i, c-iii
3. a-ii, b-iii, c-i
4. a-iii, b-ii, c-i
5. a-i, b-ii, c-iii

Q. The finger-like projections which increase the surface area in the small intestine are called ..........

1. Pseudopodia
2. Villi
3. Lumen
4. None of the above

Q. Excretory organs of earthworm are:

1. Nephridia
2. Gizzard
3. Green gland
4. Solenocytes

Q. Locomotion in Pheretima is carried out by

1. parapodia
2. gizzard and crop
3. longitudinal and circular muscles
4. nephridia

Q. In Earthworm, gizzard is present in segments

1. 8th 9th
2. 4th 5th
3. 15th 16th
4. 10th 12th

Q. In earthworm, prostomium present near the

1. setae
2. clitellum
3. mouth
4. nephridiophore

Q. Chromophil cells found in the pharyngeal mass function like

1. Liver
2. Salivary glands
3. Pancreas
4. None of the above

Q. The central body cavity of coelenterates is called

1. Gastro-vascular cavity
2. Coelom
3. Dyiypostome
4. Spongocoel

Q. Solve this:

128. Taenia is endoparasite by which method it will get its nutrition in vertebrates alimentary canal:-

(l) Byhooks
(2) By suckers
(3) Through general body surface
(4) Both 1 and 2

Q. The larva of cyclostomates is known as

1. Lamprey
2. Amphioxus
3. Ascridian
4. Ammocoete

Q. What is the function of proboscis?

Q. Which of the following sets of animals belong to class Cyclostomata?

1. Herdmania and Petromyzon
2. Petromyzon and Myxine
3. Amphioxus and Balanoglossus
4. Herdmania and Myxine

Q. The cavity in the body of Hydra is

1. Hydrocoel
2. Coelenteron
3. Coelom
4. Haemocoel

Q. Parapodia are seen in

1. Nereis
2. Pheretima
3. Hirudinaria
4. All of these