Morphology of Cockroach

Q.

Match the terms in column I with those in column II:

Column I	Column II
(a) Compound epithelium (b) Compound eye (c) Septal nephridia (d) Open circulatory system (e) Typhlosole (f) Osteocytes (g) Genitalia	(i) Alimentry canal (ii) Cockroach (iii) Skin (iv) Mosaic vision (v) Earthworm (vi) Phallomere (vii) Bone

Q. Which of the following features is not present in Periplaneta americana?

1. Four distinct regions – head, thorax, abdomen and legs
2. Exoskeleton composed of N-acetylglucosamine
3. Metamerically segmented body
4. Schizocoelom

Q.
Match the terms in column I with those in column II.

Column I	Column II
(a) Compound epithelium	(i) Alimentary canal
(b) Compound eye	(ii) Cockroach
(c) Septal nephridia	(iii) Skin
(d) Open circulatory system	(iv) Mosaic vision
(e) Typhlosole	(v) Earthworm
(f) Osteocytes	(vi) Phallomere
(g) Genitalia	(vii) Bone

Q. Which of the following is true in case of Periplaneta americana?

1. They are diurnal
2. They are carnivores
3. They are hermaphrodites
4. Their body is segmented

Q. Which of the following is not present in Periplaneta americana?

1. Schizocoelom as body cavity
2. Indeterminate and radial cleavage during embryonic development
3. Exoskeleton composed of N-acetylglucosamine
4. Metamerically segmented body

Q. Which animals has similar larva to bipinnarial of echinodermates?

1. Branchiostoma
2. Pila
3. Doliolum
4. Saccoglossus

Q. Mouth of a cockroach are placed in a downward arrangement with a smaller upper lip and a larger lower lip. This arrangement is called .

1. opisthognathous
2. hypognathous
3. prognathous

Q. The body cells in cockroach discharge their nitrogenous waste in the hemolymph, mainly in the form of:

1. Calcium carbonate
2. Ammonia
3. Potassium urate
4. Urea

Q. Bipinnaria is larval stage of

1. Asteroidea
2. Crinoidea
3. Holothuroidea
4. Echinoidea

Q.

what is deuterostomous mouth?

Q. Torsion of visceral mass is seen in animals belonging to class

1. Amphineura
2. Scaphopoda
3. Gastropoda
4. Cephalopoda