1. Some plants process special structures and characteristics which they use for defense, survival, and food getting. Which of the following plants have thorns so that animals cannot easily touch or eat them?
A. Mayana and Sta. Ana
B. Little Angel and Rosal
C. Kamuning and Gumamela
D. Bougainvillae and Rose
2. One morning, my friend waters her plants. Among her plants, she noticed that gabi leaves have more water on its top or what we call morning dew. How do you call the protective structure that prevents damage to the inner part of this plant?
A. thorns
B. waxy stem
C. waxy leaves
D. bad taste
3. Mang Berting is a farmer. Last month, he planted his field with sugarcane and corn. Every weekend, he visits his plants to remove weeds. He also cultivates the soil using a plow. He uses shirts with long sleeves so that his skin won't brush against the leaves of his plants. How do these plants protect themselves from enemies?
A their leaves have hair-like structures
B. their leaves taste better
C. bad smell
D. their leaves have thorns
4. Isabel went into their friend's garden. This garden was full of flowering plants. She enjoyed looking at them. She wonders why rose and bougainvillea plants were not planted inside the fence. What structures protect them from predators?
A. their stems have thorns that protect them B. they have an unpleasant smell
C. they have sharp leaf blades
D. their leaves are poisonous
5. In some plants such as cactus and other plants in the desert can grow in dry soit for a long period. They withstand the heat of the sun. Which structure helps them to survive in their environment?
A. they have thick bark
B. they have sharp leaf blades
C. they have fine hair
D. they possess thick and fleshy stems which prevent loss of water
6. Mangrove seeds germinate while attached to the tree. How does this help the plant in its muddy habitat?
A. before dropping to the ground, the germinating seeds grow their leaves
B. by feeding animals, the seeds are not easily seen
C. The seeds float in the water and grow in distant places.
D. they easily take root when the seeds drop 16
7. in which characteristics make the water hyacinth float on water?
A. lightweight of the plant.
B. spreading, feathery root system
C. bulbous system filled with air
D. Light rounded waxy leaves
8. Why can a mangrove tree withstand strong waves and shifting sand along seacoasts?
A. Its spreading branches easily bend with the wind.
B. It has spreading roots arising from the trunk.
C. It has a big, strong main trunk
D. Its trunks and branches are covered by thick bark.
9. Last week my sister received a birthday gift from his friend. I was a big-mouthed clear jar with a plant floating on it. What do you think is the plant inside the jar?
A orchids
B. waterlily
C. Rosal
D. onion
10. Why grazing animals don't feed on cogon and talahib grasses?
A. Those plants have an offensive odor
B. Those plants have razor-sharp leaf blades C. Those plants are poisonous
D. Those plants have thorns
11. It is described as a shrub and different from a herb?
A. having a woody or hard stem
B. having seeds in the fruit
C. having many leaves
D. presence of flower
12. If plants are placed in a dark room for a long time, why they cannot stay alive?
A. Because they cannot make their food without the help of sunlight.
B. Because of the lack of water.
C. Because of the lack of soil.
D. Because of the insufficient amount of air.
13. Which of the following is an example of a terrestrial plant?
A talahib
B. duckweeds
C. algae
D. sea lettuce
14. What characteristics that help to the cactus plant to survive in the desert?
A. It has no leaves through which escapes to the atmosphere
B. It has spines that protect it from the enemies
C. none of the above
D. A and B
15. Put a leafy stem inside the plastic bag. Tie the opening of the plastic with a rubber band. What do you observe?
A. Water droplets are formed inside the plastic bag
B. Smoke is formed inside the plastic
C. The leaves turned yellow
D. The stems and leaves produce flowers
16. Which of the following is a function of a rool?
A. It anchors the plant to the ground
B. It makes food by photosynthesis
C. It produces seeds
D. It supports the leaves
A. Mayana and Sta. Ana
B. Little Angel and Rosal
C. Kamuning and Gumamela
D. Bougainvillae and Rose
2. One morning, my friend waters her plants. Among her plants, she noticed that gabi leaves have more water on its top or what we call morning dew. How do you call the protective structure that prevents damage to the inner part of this plant?
A. thorns
B. waxy stem
C. waxy leaves
D. bad taste
3. Mang Berting is a farmer. Last month, he planted his field with sugarcane and corn. Every weekend, he visits his plants to remove weeds. He also cultivates the soil using a plow. He uses shirts with long sleeves so that his skin won't brush against the leaves of his plants. How do these plants protect themselves from enemies?
A their leaves have hair-like structures
B. their leaves taste better
C. bad smell
D. their leaves have thorns
4. Isabel went into their friend's garden. This garden was full of flowering plants. She enjoyed looking at them. She wonders why rose and bougainvillea plants were not planted inside the fence. What structures protect them from predators?
A. their stems have thorns that protect them B. they have an unpleasant smell
C. they have sharp leaf blades
D. their leaves are poisonous
5. In some plants such as cactus and other plants in the desert can grow in dry soit for a long period. They withstand the heat of the sun. Which structure helps them to survive in their environment?
A. they have thick bark
B. they have sharp leaf blades
C. they have fine hair
D. they possess thick and fleshy stems which prevent loss of water
6. Mangrove seeds germinate while attached to the tree. How does this help the plant in its muddy habitat?
A. before dropping to the ground, the germinating seeds grow their leaves
B. by feeding animals, the seeds are not easily seen
C. The seeds float in the water and grow in distant places.
D. they easily take root when the seeds drop 16
7. in which characteristics make the water hyacinth float on water?
A. lightweight of the plant.
B. spreading, feathery root system
C. bulbous system filled with air
D. Light rounded waxy leaves
8. Why can a mangrove tree withstand strong waves and shifting sand along seacoasts?
A. Its spreading branches easily bend with the wind.
B. It has spreading roots arising from the trunk.
C. It has a big, strong main trunk
D. Its trunks and branches are covered by thick bark.
9. Last week my sister received a birthday gift from his friend. I was a big-mouthed clear jar with a plant floating on it. What do you think is the plant inside the jar?
A orchids
B. waterlily
C. Rosal
D. onion
10. Why grazing animals don't feed on cogon and talahib grasses?
A. Those plants have an offensive odor
B. Those plants have razor-sharp leaf blades C. Those plants are poisonous
D. Those plants have thorns
11. It is described as a shrub and different from a herb?
A. having a woody or hard stem
B. having seeds in the fruit
C. having many leaves
D. presence of flower
12. If plants are placed in a dark room for a long time, why they cannot stay alive?
A. Because they cannot make their food without the help of sunlight.
B. Because of the lack of water.
C. Because of the lack of soil.
D. Because of the insufficient amount of air.
13. Which of the following is an example of a terrestrial plant?
A talahib
B. duckweeds
C. algae
D. sea lettuce
14. What characteristics that help to the cactus plant to survive in the desert?
A. It has no leaves through which escapes to the atmosphere
B. It has spines that protect it from the enemies
C. none of the above
D. A and B
15. Put a leafy stem inside the plastic bag. Tie the opening of the plastic with a rubber band. What do you observe?
A. Water droplets are formed inside the plastic bag
B. Smoke is formed inside the plastic
C. The leaves turned yellow
D. The stems and leaves produce flowers
16. Which of the following is a function of a rool?
A. It anchors the plant to the ground
B. It makes food by photosynthesis
C. It produces seeds
D. It supports the leaves
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Answers & Comments
1.D
2.C
4.A
5.D
10.B
13.A
14.D
16.A