1. Describe which structures are haploid and which are diploid in both gymnosperms and angiosperms
2. Explain how land plants have changed over the course of evolution with respect to their dependence on water
1. Describe which structures are haploid and which are diploid in both gymnosperms and angiosperms
2. Explain how land plants have changed over the course of evolution with respect to their dependence on water
Related textbook solutions
Related questions
What is unusual about larch trees?
What is unusual about larch trees?
| a. Their cones are extremely large compared to the size of the tree; a larch cone is typically more than 20 cm in diameter. |
| b. They are angiosperms that show convergent evolution with gymosperms; like many gymnosperms, they have modified leaves referred to as "needles." |
| c. The are coniferous trees that shed their needles (leaves) in the fall and regrow them in the spring. |
| d. They are angiosperms that produce cones instead of flowers and fruits. |
1. Two adaptations that land plants have for minimizing waterloss are _______ and ________.
2. Which of the following types of plants have the followingcharacteristics: originated 360 million years ago (mya), produceseeds that are not in specialized chambers, were abundant duringthe age of dinosaurs?
| seedless vascular plants |
| bryophytes |
| angiosperms |
| gymnosperms |
3. Not every angiosperm has invested in attractingpollinators.
| True |
| False |
4. It is a common misunderstanding that lichens are a singleorganism. However, lichens are actually a symbiotic association of_____ and _______.
5. Which of the following types of animals does not have radialsymmetry?
| all of the above have radial symmetry |
| arthropods |
| molluscs |
| nematodes |
6. Nematodes and humans both have ______ symmetry.
7. Almost all of birds' adaptations are for ______.
