Which of the following does not come under the Class Mammals?
(1) Flying fox
(2) Hedgehog
(3) Manatee
(4) Lamprey
During the life-cycle, Fasciola hepatica (liver fluke) infects its intermediate host and primary host at the following larval stages respectively
(1) redia and miracidium
(2) cercaria and redia
(3) metacercaria and cercaria
(4) miracidium and metacercaria
Delicate hair-like feathers which remain sparsely distributed over the body are
(1) coverts
(2) filoplumes
(3) plumules
(4) remiges.
Which of the following have porous body and have Cellular Level of Organization?
(1) Aurelia and Obelia
(2) Adamsia and Euplectella
(3) Leucosolenia and Spongilla
(4) Sycon and Hydra
Which of the following is a correct match?
| 1. | Frog — External ears |
| 2. | Earthworm — Muscular gizzard, typhlosole |
| 3. | Human — Fat globule, 10 pairs of cranial nerves |
| 4. | Cockroach — Chilopoda |
One of the world's most poisonous fish toxins is released by
(1) clown fish
(2) sword fish
(3) eel fish
(4) puffer fish
Stinging capsules (nematocysts) are found in
(1) wasp and honeybee
(2) scorpion and cobra
(3) sea pen and sea fan
(4) cactus and Venus flytrap
In the given table, some organisms are classified into categories. However, there is one exception. Select the option with correctly mentioned exceptional organism.
| Organisms | Category | Exception | |
| 1. | Penicillium, Aspergillus, Mucor | Fungi | Mucor |
| 2. | Cacti, Venus flytrap | Plants | Cacti |
| 3. | Ascaris, Nereis, Wuchereria | Aschelminthes | Nereis |
| 4. | Scorpion, Prawn, Anopheles | Arthropoda | Prawn |
Choose the correct pair.
| 1. | Coconut, cucurbits | - dioecious |
| 2. | Honeybee, Rotifers | - Parthenogenesis |
| 3. | Ornithorhyncus, Whale | - viviparity |
| 4. | Frog, Peacock | - external fertilisation |
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