Bio

Question 1

Explain the origin of the word “biology”.

Answer 1

Comes from a latin word “bio” means life in latin and “logy” means study of

Question 2

Define the following terms Organism and Habitat

Answer 2

Organism- a living thing
Habitat-region where particular organisms live

Question 3

What are the three major fields of biology?

Answer 3

Botany
Zoology
Human anatomy & phyisology

Question 4

Describe three reasons why the study of botany is important.

Answer 4

All food eaten by man comes directly or indirectly from green plants
About ⅔ directly from plants and ⅓ indirectly from animals that eat plants
Many drugs and antibiotics come from plants.

Question 5

List the 4 basic parts of a typical green plant, and briefly describe why each part is important to the plants

Answer 5

Leaves are important because they manufacture food for the plant through photosynthesis
Stems- Leaves and flowers are held up by the stem
Roots Roots have several functions: anchoring the plant in soil, absorbing water and minerals, and storing good. Some roots spread out to make new plants.
Flowers, reproduces seeds,

Question 6

What is the difference between woody and herbaceous plants?

Answer 6

Woody plants produce a hard woody stem above the ground, whereas herbaceous plants produce soft flexible green stems above the ground.

Question 7

Identify each of the following plants as woody or herbaceous:
Vines
Shrubs
herbs
Trees

Answer 7

Herbaceous
woody
herbaceous woody

Question 8

How do taproot systems differ from fibrous root systems?

Answer 8

he taproot system is large and grows straight down, while the fibrous root system is the complete opposite, it is small and grows in all directions.

Question 9

Which plant would be a better choice to prevent soil erosion - grass or dandelions? Why?

Answer 9

andelions, they help reduce soil erosion by the deep taproot pull nutritious such as calcium to make it more available for other plants.

Question 10

What are some ways in which we study organisms?

Answer 10

Through field observations, reading, using microscopes and dissection

Question 11

Botany means

Answer 11

The study of plants

Question 12

zoology means

Answer 12

The study of animals

Question 13

Human Anatomy & Physiology

Answer 13

the study of the physical structure and function of the human body

Question 14

What do most plants share?

Answer 14

roots, stems, leaves, flowers, and fruits.

Question 15

What is this function of flowers?

Answer 15

to reproduce seeds

Question 16

Reproductive cells in flowers unite to..

Answer 16

form embryos which are located in seeds.

Question 17

Leaves are important because they

Answer 17

manufacture food for the plant through photosynthesis.

Question 18

Leaves and flowers are held up by the..

Answer 18

Stem

Question 19

Stems also transport

Answer 19

Substance and store food

Question 20

Why do some plants have peculiar stems?

Answer 20

to help identify them.

Question 21

Herbaceous plants are woody or non-woody?

Answer 21

Non woody typically only live for one season

Question 22

There are two main root systems:

Answer 22

Taproot system and FIbrous system

Question 23

what’s the taproot system?

Answer 23

Taproot is the main root, it’s large and straight down while secondary roots branch off of them.

Question 24

What is the fibrous system?

Answer 24

primary root remains small and many secondary roots grow from it in all directions

Question 25

Angiosperm definition.

Answer 25

plants whose flowers produce seeds covered by fruit

Question 26

composite family includes

Answer 26

asters, goldenrod, daisies, dandelions, and sunflowers

Question 27

Disk flowers are located

Answer 27

in the center and produces seeds

Question 28

Ray flowers

Answer 28

arranged around the disk, often mistaken for petals