SBI 3U PLANT BIOLOGY ISU

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SBI 3U

PLANT BIOLOGY ISU

SEMESTER 1

ASSIGNMENT DUE:

PLANT OPEN ISU UNIT TEST:

You will provide hand-written answers and original diagrams for the following.

Anatomy & Physiology (Sections 13.2 to 13.4)

1.

Describe the processes and organelles of photosynthesis and cellular respiration. Explain how these are crucial for energy transformations in the biosphere. Using word and chemical equations, show how they are

2.

3.

both part of the biological carbon cycle.

Describe the functions of the four main tissue types: meristem, dermal, ground & vascular. Draw labeled diagrams showing the locations of each in a mature plant.

Describe the structure and function of the four major organs (roots, stems, leaves & flowers) and their sub-

4.

structures/tissues.

Define and provide an example for each of the following: simple diffusion, facilitated diffusion, osmosis, passive transport and active transport.

Using a series of labeled diagrams with captions, answer question #37 on page 7.

5.

6.

7.

Using diagrams and words, explain the major theories of how nutrients are transported within plants. a.

b.

transpiration-pull & root pressure for water & minerals up xylem pressure flow for sucrose & hormones through phloem

Complete the following activity: http://www.phschool.com/science/biology_place/labbench/lab9/intro.html

Record your answers.

Growth & Development (Section 14.2)

8.

9.

Name and describe the function of the major plant hormones.

Name and describe the major plant tropisms: photo-, gravi- and thigmotropism.

10.

Name and describe the functions of the five most important minerals for plant growth: N, K, Ca, Mg & P

(Table 14.3). You should also be able to describe the consequences of deficiencies in these minerals.

11.

Explain the role of soil pH in plant growth.

12.

Describe the germination of both monocots and dicots. List the environmental requirements needed.

Ecology, Succession & Sustainability (Section 14.3)

13.

Compare & contrast primary & secondary succession.

14.

Explain the concepts of ecosystem services and resilience and the role played by plant diversity. Describe the consequences of lack of diversity in monoculture crops of modern agriculture.

The Value & Use of Plants (Section 13.1)

15.

Describe four examples illustrating the importance of plants in ecosystems.

16.

Describe three important symbiotic relationships between a plant and an organism from another kingdom.

17.

With the exception of food, describe four examples of how humans use plants in their everyday lives.

18.

Name four types of food grown by humans, each from one of a flowering plant’s four major organs.

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