1. In which of the following, aquatic plants differ from terrestrial plants? *
A. Terrestrial plants do not need water.
B. The leaves of aquatic plants are not green.
C. Aquatic plants cannot do photosynthesis.
D. Roots of some aquatic plants do not touch the ground.

3. Frogs both live in water and land. What will be the effect to the life cycle of frogs if both land and water are polluted? *
A. Frogs may die.
B. Frogs may not develop fully.
C. Frogs may increase in size
D. Frogs may easily get foods.

5. The following are the negative effects of ultraviolet rays in the life cycle of humans, EXCEPT? *
A. corneal cataracts
B. premature aging of the skin
C. healthy immune system
D. dry skin

7. Cat and mouse is an example of predation. What do you think will happen if there will be an increase in the number of cats in your community? *
A. Cats will be endangered.
B. The mouse will become endangered.
C. Cats will soon decrease in number due to limited sources of food.
D. Mice will decrease in number due to the increased number of cats

12. Why is the type of interactions among lions and buffalo harmful? *
A. because the lion eats the buffalo.
B. because the buffalo eats the lion.
C. because they fight with each other for survival.
D. because they help each other for survival.

13.What is the importance of the butterfly to the flowers? How do you describe their relationships? *
A. Their relationship shows symbiosis.
B. They are not related with each other.
C. The butterfly gets the nectar from the flower, and it transfers the pollen for pollination.
D. The butterfly gets the nectar from the flower and the other is not affected

pa help plsss need ko na po