Unit 1
What is Biology
The study of life that seeks to provide an understanding of the natural world.
What is the first form of plants?
Algae
What does an acid taste like?
Sour
What does a base taste like?
What is Bitter
What is acoustics?
What is the study of sound
What are the levels of organization?
The levels of organization are
Organism
Population
Community
Ecosystem
Biome
Biosphere
What are the 2 types of roots in the roots and which type of roots does vegetable come from (ex: Carrots, potatoes, beetroots)
The 2 types of roots are Tap roots and fibrous roots.
The underground vegetables come from tap roots.
What is the strongest acid?
What is sulphuric acid
Why do we brush our teeth with toothpaste?
To maintain the acid-base balance in the mouth.
What is a crest?
A crest is a high-pressure area that represents the area of compression.
What is symbiosis?
Symbiosis is the relationship in which there is close and permanent association between organisms of different species.
State 2 examples of non-vascular plants.
Mosses, liverworts
Is calcium carbonate (CaCO3) an acid
No
What is Sodium hypochlorite?
Bleach
What is the property of sound where 1 object with a natural frequency forces another object to vibrate at the same frequency as the first one?
Resonance
What is Demography
It is the study of population characteristics such as growth rate and geographic distribution
Which type of plants are psilophates?
A. Vascular
B. Non-Vascular
What is Vascular
What color does turmeric turn in acid?
Yellow (the color does not change)
Is blood basic or acidic? (In a healthy human)
It is basic
How does a drum make noise?
When you hit the drum, the tight drum skin will vibrate, vibrating the air molecules in turn making sound. (And noise too)!
What is the study of relationships between organisms and their environment.
What is ecology?
What are the 3 types of matured merismatic cells.
Parenchyma, collenchyma, schrlenchyma
What is the stomach acid made up of?
Hydrochloric Acid (Gastric acid)
___ + ____ = NaCl +H2O
Acid + Base
Why are sound waves called longitudinal waves?
The movement of the particles’ vibration is parallel to the direction of the wave propagation. So they are called longitudinal waves.