General
✓✗Classification of Porifera is based on
- reproduction
- symmetry
- branching
- spicules
General
✓✗Fire bellied toad is
- Salamandra
- Necturus
- Bombina
- Amphiuma
General
✓✗Ctenophores are commonly known as
- sea cucumbers
- comb jellies or sea walnuts
- sea lilies
- sea anemones
General
✓✗Which of the following does not belong to phylum Coelenterate?
- Sea cucumber
- Sea feather
- Sea pen
- Sea fan
General
✓✗Which one of the following mammals has mammary glands but no teats?
- Macropus
- Ornithorhynchus
- Lemur
- Apes
General
✓✗Torpedo is commonly called
- globefish
- suckerfish
- sea horse
- electric ray
General
✓✗Which one of the following features is common in silverfish, scorpion, dragonfly, and prawn?
- Jointed appendages and chitinous exoskeleton
- Chitinous cuticle and two pairs of antennae
- Cephalothorax and book lungs
- Three pairs of legs and segmented body
General
✓✗The skin of bony fishes is covered with
- feathers
- cycloid or ctenoid scales
- placoid scales
- epidermal scutes
General
✓✗The respiratory tract of birds includes
- nares, glottis, trachea only
- nares, trachea, lungs only
- lungs, spiracles, trachea
- nares, glottis, larynx, trachea, syrinx
General
✓✗Which feature is common to birds and mammals?
- Hair
- Mammary glands
- Pinnae
- Homoiothermy
General
✓✗Which of the following does not belong to the order perissodactyla?
- Deer
- Tapirus
- Horse
- Rhinoceros
General
✓✗Which of the following is a urochordate?
- Petromyzon
- Branchiostoma
- Balanoglossus
- Salpa
General
✓✗Match the following.
Choose the correct answer from the options given below.
| List I | List II |
| A. Physalia | I. Pearl oyster |
| B. Limulus | II. Portuguese man of war |
| C. Ancylostoma | III. Living fossil |
| D. Pinctada | IV. Hookworm |
- A-IV, B-I, C-III, D-II
- A-I, B-IV, C-III, D-II
- A-II, B-III, C-IV, D-I
- A-II, B-III, C-I, D-IV
General
✓✗Sound box of birds is called
- pygostyle
- larynx
- syrinx
- synsacrum
General
✓✗What is common between parrot, platypus and kangaroo?
- Homoiothermy
- Oviparity
- Functional post-anal tail
- Toothless jaws