NEETZoologyOrganisms and Populations
Parasite Evolution Evolutionary Features A. Host-Specific Parasites 1. Mechanisms to counteract host defenses B. Co-evolution of Parasites 2. Loss of unnecessary sense organs C. Parasitic Adaptations 3. Parasites that can parasitize only one species D. Intermediate Hosts 4. Facilitates parasitisation of the primary host
Options
- AA - 1, B - 2, C - 4, D - 3
- BA - 2, B - 4, C - 1, D - 3
- CA - 3, B - 1, C - 2, D - 4
- DA - 4, B - 1, C - 3, D - 2
Correct answer
C. A - 3, B - 1, C - 2, D - 4
Step-by-step solution
Host-specific parasites can parasitize only a single species, and co-evolution involves mechanisms to counteract host defenses. Parasitic adaptations include the loss of unnecessary sense organs. Intermediate hosts facilitate parasitisation of the primary host.