Answer the all the all questions ^0^

1. The kind of interaction in which both organisms benefit from each other.

D. Predation
C. Parasitism
B. Commensalism
A.Mutualism

2. The kind of interaction in which one organism kills smaller organisms for food.

D. Competition
A. Mutualism
C. Parasitism
B. Predation

3. The vegetable garden that has plenty of grasses and weeds is an example of _____

A. Mutualism
B. Commensalism
C. Parasitism
D. Competition

4. What kind of harmful relationship happens when a boy suffers from a dengue fever because of a mosquito bite.

A. Competition
B. Mutualism
C. Parasitism
D.Predation

5. Why is the interaction between the tree and the fern is called commensalism?

A. The tree and a fern benefit from each other.
B. The tree is the only one that benefits in the relationship.
C. The fern benefits from the relationship while the tree is neither harmed nor benefited.
D. They compete with each other

6. What would happen if there would be an increase of number of frogs in a pond?

A. The insects will likely increase its population.
B. The insects will likely decrease its population.
C. The frogs will outnumber the insects
D. The insects will outnumber the frogs.

7. What will happen if there are more predators than preys in the ecosystem?

A. The source of food will increase.
B. The source of food will decrease.
C. The source of food will remain the same
D. The other animals will also decrease in number

8. Why is a relationship between a bee and a flower called mutualism?

A. The bee benefits from the interaction because of the nectar it gets from the flower
B. The flower benefits from the interaction because of the pollen grain being

C. The bee and the flower both benefit in the interaction
D. The bee benefits from the interaction while the flower is affected.
9.Which of the following pairs of organisms has a harmful interaction?

A. A snake and a rat
B. A trunk of a tree and an orchid
C. A bird’s nest and a tree
D. A butterfly and a flower

10. Which of the following can help conserve our ecosystem?

A. Construct building near the riverbanks.
B. Improve the ecosystem by inviting tourists to visit your place
C. Protect the forests and bodies of water against harmful activities.
D. Encourage the political leaders to build farm to market roads to reach all beautiful places.​