- What is the lecture mainly about?
- A. The growth rates of plants in different geographical regions
- B. Different ways that plants have adapted to desert environments
- C. The different mechanisms that plant roots use to absorb water
- D. Different kinds of succulent plants
- What are two features of succulent plants that help them survive in deserts?
[CHOOSE 2 ANSWERS]
- A. Succulent plants store water in their leaves and stems.
- B. Succulent plants become dormant until the next rainfall.
- C. Succulent plants have short stems.
- D. Succulent plants have few leaves.
- Why does the professor mention bears?
- A. To remind students of information from a previous lecture
- B. To point out a feature common to all desert plants
- C. To reinforce a point about drought-tolerant plants
- D. To help students understand the concept of adaptation
- What is one ability that drought-tolerant plants have that succulent plants do not have?
- A. The ability to absorb water from dry soil
- B. The ability to absorb water through their leaves
- C. The ability to prevent moisture from being lost through their leaves
- D. The ability to shed leaves
- Why can annual plants grow in a desert even after a year of no rainfall?
- A. Annual plants have an extensive root system that can absorb water from far away.
- B. Annual plants produce seeds all year long.
- C. Seeds of annual plants can store water for a long time.
- D. Seeds of annual plants can survive in the ground for a long time without water.
- Why does the professor say this: 🎧
- A. To correct a previous statement
- B. To acknowledge a potentially surprising fact
- C. To anticipate the types of questions that students might have about the topic
- D. To make sure that students are paying attention
B AD C A D B