Radial symmetry is seen in
(1) Mollusca
(2) Chordata
(3) Porifera
(4) Ctenophora
Ancylostoma is also known as
(1) Pinworm
(2) Hookworm
(3) Flatworm
(4) Filarial worm
Chitinous exoskeleton is present in
(1) Mollusca
(2) Echinodermata
(3) Arthropoda
(4) Porifera
In which of the following are air sacs connected to the lungs?
(1) Neophron
(2) Testudo
(3) Ornithorhynchus
(4) Chelone
Pseudocoelomate among the following is
(1) Ancylostoma
(2) Nereis
(3) Pheretima
(4) Taenia
Which of the following is not an avian character?
(1) Cartilaginous bones which are pneumatic
(2) Homoiothermus
(3) Hind limbs have scales
(4) Fertilisation is internal
Match the following
(a) | Macropus | (i) | vulture |
(b) | Neophron | (ii) | Flying fox |
(c) | Aptenodytes | (iii) | Kangaroo |
(d) | Pteropus | (iv) | Penguin |
1. (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
2. (a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)
3. (a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)
4. (a)-(I), (b)-(ii), (c)-(iii), (d)-(iv)
The largest and the second largest phylum of the animal kingdom are
(1) Arthropoda and Echinodermata
(2) Echinodermata and Mollusca
(3) Mollusca and vertebrata
(4) Arthropoda and Mollusca
Which of the group of animals is triploblastic, coelomate and bilateral?
(1) Aschelminthes
(2) Porifera
(3) Arthropoda
(4) Ctenophora
The presence of notochord in the larval tail is a characteristic of
(1) Doliolum
(2) Branchiostoma
(3) Balanoglossus
(4) Petromyzon