Question

1. Choose correct option
A. Which of the following belongs to a
minor phylum?
a. Comb jelly b. Jelly fish
c. Herdmania d. Salpa
B. Select the animal having venous heart.
a. Crocodile b. Salamander
c. Rohu
d. Toad
C. In Ascaris,
a. mesoglea is present
b. endoderm is a discontinuous layer
c. mesoderm is present in patches
d. body cavity is absent
D. Which of the following is incorrect in
case of birds?
a. Presence of teeth
b. Presence of scales
c. Nucleated RBCs​

Answer 1

Answer:

• comb jelly and jelly fish belong to cnidaria /coelentrata
• I don't know sorry
• body cavity is absent
• presence of scales

Answer 2

Answer:

b

a

c

b

hope this helps you