Home Biology Organisms and Populations Organism and its Enviornment The evolution of the animal immune system wa…
Biology Organisms and Populations Organism and its Enviornment Single Correct MCQ
Published on: August 11, 2026

The evolution of the animal immune system was probably driven by

A
herbivores pushing the animals toward extinction.
B
the selective pressures of parasitic and disease organisms.
C
competition between the animals and their habitats.
D
symbiosis between the animals and their predators.

Share this question

For Instagram sharing, use “Apps” on mobile or copy the link.

Text Solution

Verified by Experts
The correct answer is:
B

The animal immune system evolved primarily as a defense against parasites and disease-causing organisms (pathogens), which exert strong selective pressure.

──────────────────────────────────────────────────────────────────────────────────────────

Prepare Smarter with CGP Edu

Get practice questions, solutions, and test series in one place.

Write a Review

Share your experience with this question and solution.

Commentary

Send your comment, doubt, correction, or feedback to admin.

Student Reviews

What students say about this solution

No reviews yet. Be the first to write a review.

Similar Questions

Explore conceptually related problems

CG
CGP Question Assistant Question Bank + AI Help
Hi! Type your question or upload one screenshot. First I will search related questions from CGP Edu Question Bank. If none match, type YES and I will solve it with AI.
Upload only one screenshot at a time. Flow: Question Bank first → If not matched, type YES for AI solution.