Biodiversity

Free sample questions

Biodiversity — sample Biology questions with answers

1. Question 1

   What is the meaning of biodiversity?

   • AThe diversity of life on Earth including all species, genes, and ecosystems.
   • BDiversity refers only to the number of animal species.
   • CDiversity refers only to the number of plant species.
   • DDiversity refers to the number of individuals in one species.

   Answer: A. The diversity of life on Earth including all species, genes, and ecosystems.

   Biodiversity encompasses genetic, species, and ecosystem diversity.

2. Question 2

   Which of the following are the levels of biodiversity?

   • AGenetic, species, and ecosystem diversity.
   • BCell, tissue, and organ diversity.
   • CPopulation, community, and biome diversity.
   • DIndividual, population, and species diversity.

   Answer: A. Genetic, species, and ecosystem diversity.

   The three main levels are genetic, species, and ecosystem diversity.

3. Question 3

   Why is biodiversity important to humans?

   • AProvides food sources, medicine, and raw materials.
   • BOnly for the beauty of nature.
   • CCauses competition between species.
   • DReduces ecosystem productivity.

   Answer: A. Provides food sources, medicine, and raw materials.

   Biodiversity provides various ecosystem services including food sources, medicine, and raw materials.

4. Question 4

   The modern classification system that classifies organisms into five kingdoms was introduced by?

   • ARobert Whittaker
   • BCarolus Linnaeus
   • CCharles Darwin
   • DGregor Mendel

   Answer: A. Robert Whittaker

   Robert Whittaker proposed the five-kingdom system in 1969.

5. Question 5

   Which kingdom consists of prokaryotic organisms?

   • AMonera
   • BProtista
   • CFungi
   • DPlantae

   Answer: A. Monera

   Monera is the only kingdom with prokaryotic cells (no nucleus).