Quiz Details
QZ-20260326-35652
Topics:
cells
genetics
DNA
evolution
ecology
Difficulty:
Level 3 - Medium
Questions:
5
Generated:
March 26, 2026 at 01:42 AM
Generated by:
Guest User
Instructions: Select an answer for each question and click "Check Answer" to see if you're correct. Then view the explanation to learn more!
1 What is the basic unit of life?
Correct Answer:
B
Explanation: The cell is the smallest unit of life that can function independently and perform all necessary functions of life.
Explanation: The cell is the smallest unit of life that can function independently and perform all necessary functions of life.
2 Which of the following is a key mechanism of evolution proposed by Charles Darwin?
Correct Answer:
A
Explanation: Natural selection is the process by which organisms better adapted to their environment tend to survive and produce more offspring.
Explanation: Natural selection is the process by which organisms better adapted to their environment tend to survive and produce more offspring.
3 What is the primary function of DNA?
Correct Answer:
A
Explanation: DNA contains the genetic instructions for the development and functioning of living organisms, including the instructions for protein synthesis.
Explanation: DNA contains the genetic instructions for the development and functioning of living organisms, including the instructions for protein synthesis.
4 In ecology, what term describes the role and position a species has in its environment?
Correct Answer:
A
Explanation: A niche refers to the specific role or function of a species within an ecosystem, including its habitat, resource use, and interactions with other organisms.
Explanation: A niche refers to the specific role or function of a species within an ecosystem, including its habitat, resource use, and interactions with other organisms.
5 Which of the following processes results in genetic variation among organisms?
Correct Answer:
D
Explanation: Meiosis is the process of cell division that produces gametes (sperm and eggs) with half the number of chromosomes, allowing for genetic variation through recombination.
Explanation: Meiosis is the process of cell division that produces gametes (sperm and eggs) with half the number of chromosomes, allowing for genetic variation through recombination.