8
MCQ (Single Correct Answer)
Which one of the following statements is incorrect?
A
In cockroaches and prawns excretion of waste material occurs through Malpighian tubules.
B
In ctenophores, locomotion is mediated by comb plates.
C
In Fasciola flame cells take part in excretion
D
Earthworms are hermaphrodites and yet cross fertilisation take place among them.
9
MCQ (Single Correct Answer)
Which one of the following is oviparous?
A
Platypus
B
Flying fox (bat)
C
Elephant
D
Whale
10
MCQ (Single Correct Answer)
Which one of the following is not a poisonous snake?
A
Cobra
B
Viper
C
Python
D
Krait
11
MCQ (Single Correct Answer)
Match the following list of animals with their level of organisation.
| Division of Labour | Animal | ||
|---|---|---|---|
| (i) | Organ level | A. | Pheretima |
| (ii) | Cellular aggregate level | B. | Fasciola |
| (iii) | Tissue level | C. | Spongilla |
| (iv) | Organ system level | D. | Obelia |
Choose the correct match showing division of labour with animal example.
A
(i)-B, (ii)-C, (iii)-D and (iv)-A
B
(i)-B, (ii)-D, (iii)-C and (iv)-A
C
(i)-D, (ii)-A, (iii)-B and (iv)-C
D
(i)-A, (ii)-D, (iii)-C and (v)-B
12
MCQ (Single Correct Answer)
Body cavity is the cavity present between body wall and gut wall. In some animals the body cavity is not lined by mesoderm. Such animals are called.
A
Acoelomate
B
Pseudocoelomate
C
Coelomate
D
Haemocoelomate