A. 1
B. 2
C. 3
D. 4
Hemichordate and invertebrates chordates
Hemichordate and invertebrates chordates
A. Marine
B. Terrestrial
C. Flying
D. All of these
A. Open
B. Close
C. Both A,B
D. None of these
A. Collar
B. Trunk
C. Probosics
D. All of these
A. Complex
B. simple tube
C. Complex tube
D. None of these
A. Dioecious
B. Monoecious
C. Trioecious
D. None of these
A. 2
B. 3
C. 5
D. 6
A. Vili
B. Stigmas
C. Cilia
D. Flagella
A. Y
B. X
C. V
D. U
A. Round
B. Tape
C. Acron
D. Segmented