Keystone Species -Multiple Choice Questions Quiz

Interactive MCQs on “Keystone Species”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1:What is a keystone species?

(A) The most common species in an ecosystem
(B) A species that plays a critical role in an ecosystem
(C) A species with the highest population
(D) A species that migrates often

Question 2:Why are keystone species important?

(A) They help maintain ecological balance
(B) They are always the top predators
(C) They reproduce faster than other species
(D) They are found in all ecosystems

Question 3: Which of the following is an example of a keystone species?

(A) Ants
(B) Deer
(C) Sea otters
(D) Pigeons

Question 4:How do keystone species affect biodiversity?

(A) They decrease biodiversity
(B) They cause extinction
(C) They increase competition
(D) They maintain biodiversity

Question 5:What would likely happen if a keystone species is removed from an ecosystem?

(A) Nothing would change
(B) The ecosystem could collapse
(C) New species would quickly replace them
(D) The ecosystem would become stronger

Question 6:Which of the following is a keystone predator?

(A) Wolves
(B) Rabbits
(C) Snakes
(D) Frogs

Question 7:How do beavers act as keystone species?

(A) They eat small fish
(B) They compete with other rodents
(C) They build dams that create ecosystems
(D) They hunt for food in rivers

Question 8:Which marine species is considered a keystone species?

(A) Dolphins
(B) Jellyfish
(C) Tuna
(D) Sea stars

Question 9:What role do elephants play as keystone species?

(A) They migrate long distances
(B) They shape landscapes and create habitats
(C) They live in large groups
(D) They help spread plant diseases

Question 10:What type of keystone species helps pollinate plants?

(A) Bees
(B) Wolves
(C) Salmon
(D) Owls