Lab: Natural Selection-Standard Bio 4.2 — Unit test Answers

The haploid number of sphagnum moss is 19. What is its diploid number?

Beans, peaches, and tomatoes are all in the same group of plants. What do these plants have in common?

Which two statements correctly describe the life cycles of mosses and angiosperms?I. Both life cycles have protected seeds.II. Both life cycles involve meiosis.III. Moss fertilization occurs in the air; angiosperm fertilization occurs in a pool of water.IV. Mosses release haploid spores into the surrounding environment; angiosperms release haploid pollen grains into the surrounding environment.

Consider the terms egg, sperm, and sporophyte. Which term links egg and sperm directly to sporophyte?

When a plant produces sugars and transports them during translocation, which main plant tissues are at work?

What do sclerenchyma and collenchyma have in common?

Which of the following genetic symbols represents the sporophyte generation in the plant life cycle?

Which best explains why angiosperms are the most diverse and successful plant group today?

Cacti typically grow in very dry climates with infrequent rainfall. When it does rain, the rain usually only penetrates a few inches into the soil. Which adaptation is most likely to help a cactus survive in the dry climate?

This table lists examples of plants. Plant Classifications GymnospermsAngiospermsAFlowering plants, grains, and fruit treesConifers, cycads, and gingkosBGrains, flowering plants, and gingkosFruit trees, conifers, and cycadsCFruit trees, cycads, and grainsConifers, gingkos, and flowering plantsDConifers, cycads, and gingkosFlowering plants, grains, and fruit treesWhich row (A, B, C, or D) in the table accurately categorizes the plants as gymnosperms and angiosperms?

A student studies a plant specimen. The student notices that the plant has seeds that are enclosed by a fruit. Which term can the student use to definitely describe the plant based on the evidence that they see?

Which statement best describes the difference between xylem and phloem?

Cacti typically grow in very dry climates with infrequent rainfall. When it does rain, the rain usually only penetrates a few inches into the soil. Which adaptation is most likely to help a cactus survive in the dry climate?