IB Biology HL D4.1.3 Overproduction and Competition Questions

Review how excess offspring increase mortality in limited environments, and how competition for food, space, mates and other resources promotes selection.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • Identify overproduction and competition as conditions that promote natural selection.

IB Biology HL D4.1.3 Overproduction and Competition Questions question 1

[Maximum number: 1]

What promotes natural selection?

I. Overpopulation
II. Competition
III. Variation

A

I and II only

B

I and III only

C

II and III only

D

I, II and III

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