How Can a Plant Kill?
People kill. Animals kill. Animals kill. Animals and people kill for food, or they kill their enemies. People and animals can move around and find something to kill. They can run away from an enemy. They can kill it if it is necessary.
Many kinds of animals eat plants. The plants cannot run away from their enemies. Some plants make poison. If an animal eats part of the plant, it gets sick or dies. Animals learn to stay away from these plants. There are many kinds of plants that make poison. Most of them grow in the desert or in the tropics.
Today farmers use many kinds of poison on their farms. Most of these poisons come from petroleum, but petroleum is expensive. Scientists collect poisonous plants and study them. Maybe farmers can use cheap poison from plants instead of expensive poison from petroleum.
Photo credit: How Can a Plant Kill?
A Vocabulary
kill tropics farmers instead of
enemies scientists poison cheap
plant if grow farms
kinds run away collect expensive
1. Many ________________ of animal eat plants.
2. Animals and people kill for food, or they kill their ________________.
3. Today ______________________use many kinds of poison on their __________________.
4. Scientists___________________ poisonous plants and study them.
5. Some plants make______________________.
6. Maybe farmers can use_______________________ poison from plants________________
expensive poison from petroleum.
7. Most of them_____________________ in the desert or in the______________________.
8. They can kill it_________________ it is necessary.
9. Most of these poisons come from petroleum, but petroleum is_______________________.
10. People____________________.
B Vocabulary (new context)
expensive tropics petroleum grow
cheap scientist collect if
instead of farm kind kill
most farmers poison enemies
1. David's family has a big__________________________. They are__________________.
2. A Mercedes Benz is an ____________________ car.
3. Please come to the Student Union at 12:00________________ you can.
4. Malaysia, Togo, and Nigeria are in the _________________________.
5. Please write the answer on paper_________________ in the book.
6. Ali, please______________________ all the students' papers.
7. Some things we use in the garden are___________________ . We must keep them away
from children.
8. People are the only__________________ of people bears.
9. What___________________ of car do you have?
10. ____________________ clothes are not usually very good.
11. Children____________________ very fast. They need new clothes every few months.
C Vocabulary Review
Find a word or words in Column B that mean the same as a word in Column A. Write the letter and word from Column B beside the word from Column A. The first one is done for you.
Column A
2. ocean
3. large __
4. climb
5. percent
6. together
7. warm
8. cool
9. leave
10. modern
11. breathe
Column B
a. go
b. %
c. new
d. world
e. go up
f. take air into the body]
g. a little hot
h. sea
i. button
j. big
k. lonely
l. a little cold
m. in a group
D Questions
2. Can plants run away from an enemy?
3. What do some plants make?
4. What happens to an animal that eats this poison?
5. What do animal learn about these plants?
6. Where do most poisonous plants grow?
7. *Why do farmers use poison on their farms?
8. Where do most poisons come from?
9. Why do scientists collect and study poisonous plants?
E Comprehension
1. Animals and people kill their____________.
a. poisons c. plants
b. enemies d. farmers
2. In modern elevators there is no _______.
a. Plants c. Farmers
b. Animals d. Scientists
3. An animal ____________if it eats a poisonous plant.
a. gets sick or dies c. moves around
b. runs away d. studies the poison
4. Most poisonous plants grow in the desert or in the__________.
a. farms c. Arctic Circle
b. tropics d. laboratories
5. ________ use many kinds of poisons.
a. Scientists c. Farmers
b. Workers d. Animals
6. Most of these poisons come from_________.
a. plants c. petroleum
b. deserts d. the tropics
7. Scientists______________ poisonous plants.
a. use c. buy
b. run away from d. collect
8. Poison from plants is______________ than poison from petroleum.
a. cheaper c. more expensive
b. more afraid d. cooler
F Main Idea
2. Plants make poison because they cannot run away from their enemies.
3. Scientists study poisonous plants because farmers want to use them.
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