1. Match the following:
A. Hexactinellida I. Planula
B. Cnidaria II. Parapodia
C. Ctenophora III. Radula
D. Polychaeta IV. Cydippid
v. Euplectella
A B C D
1. V I IV III
2. V IV I II
3. V I IV II
4. II IV I V
2. Assertion (A): Amphioxus is included in Cephalochordata.
Reason (R): The notochord extends from posterior end to anterior end of the body beyond the nerve cord in anterior end.
1) A & R are true, R is correct explanation for A.
2) A & R are true, R is not correct explanation for A.
3) A is true, R is wrong.
4) A is wrong, R is true.
3. Study the following Statements.
a. Choanocytes are characteristic of Cnidarians
b. Sea anaemones are biradially symmetrical
c. Flame cell of flat worms primarily help in osmoregulation
d. Larva of hemichordates is tornaria
Among the above correct statement(s)
1) a, b, c, d 2) b, c, d 3) c, d 4) d
4. Match the following:
A) Haversian canal I) Kidney
B) Dendrites II) Cartilage
C) Sarcolemma III) Muscle
D) Chondrocytes IV) Nerve cells V) Bone
A B C D
1) IV V III II
2) III IV I II
3) V IV III II
4) II IV III V
5. Match the following:
A) Lobopodia I) Euslypha
B) Filopodia II) Astasia
C) Reticulopodia III) Actinophrys
D) Axopodia IV) Elphidium
V) Entamoeba
A B C D
1) III IV I V
2) I V IV III
3) II I IV III
4) V I IV III
6. Flagellum with two or more rows of lateral appendages is...
1) Pantonematic 2) Stichonematic
3) Acronematic 4) Pantacronematic
7. Hologamy is found in...
1) Plasmodium 2) Trichonympha
3) Vorticella 4) Euglena
Answers:
1-3
2-1
3-2
4-3
5-4
6-1
7-2
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