Biology
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Random
100

The most important organ of the human body.

What is the Brain? 

100

Release of energy in the form of heat/light.

What is Chemical Change? 

100

The three primary colours of light.

What is Red, Blue, and Green?

100

The average weather in a region over a long period of time. 

What is Climate? 

100

Property that can be measured.

What is Quantitative property? 



200

Layers fit together tightly, covering the outside of the body.

What are Skin Cells? 

200

The two types of ions.

What are Anions and Cations? 

200

The incoming light ray.

What is an Incident Ray? 

200

The atmospheric condition in a particular location over a short period of time.

What is Weather?

200

The three states of matter.

 What is solid, gas, and liquid?



300

The division of somatic cells. 

What is Mitosis? 

300

Compound that is held together by a covalent bond. 

What is a Molecular bond? 

300

Has a reflective surface that bulges outward toward the light source. 

What is a Convex Mirror? 

300

Shape of the orbit varies from being circular to elliptical.

What is Eccentricity?


300

Any agent that causes cancer.

What is a carcinogen? 





400

Tissue that is made up of nerve cells.

What is Nervous Tissue? 

400

The meaning of pH.

What is the power of hydrogen? 

400

The part of the shadow in which all light rays from the light source are blocked. 

What is the umbra? 

400

Results of rising sea levels.

What are Floods? 

400

The longest bone in the human body.




What is the Femur?



500

The main organ of the circulatory system.

What is the Heart? 

500

Have a pH that is less than 7.

What are Acids? 

500

The point where the principal axis intersects the mirror.



What is the Vertex? 

500

Human-produced greenhouse gases.



What are Anthropogenic greenhouse gases?



500

The ray that is bent upon entering a second medium.

 What is the Refracted Ray? 



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