Metric
Convert 450 kilograms (kg) into grams.
450,000 g
Rabbits increase bloodflow to their ears to help heat dissipate from their bodies and lower their body temperature. This is a form of thermoregulation. Based on what you know about the characteristics of life, what is the rabbit trying to maintain?
homeostasis
Harry is working with a gas that has very strong vapors. What equipment should he use?
Gloves, goggles, fume hood
What is the first step of designing an experiment?
Making an observation
Why are viruses not considered to be living organisms?
They don’t have cells
Convert 567 meters into kilometers (km).
0.567 km
A plant was kept in a dark room for two weeks. It began to lean toward the closed blinds in the windows. What is this?
Response to stimuli
What pictogram looks like a dead fish next to a dead tree?
Environmental hazard
The dependent variable is:
What is being measured.
An internal stimulus:
comes from within
Convert 50 milliliters (mL) into deciliters (dL).
0.50 dL
Brenda's plant is taller this week. What is this?
Growth and development
Photosynthesis
Reproduction
Response to Stimuli
Growth and development
What does a pictogram depicting a flame mean?
Flammable
The independent variable is:
What is being manipulated
Why can’t you put a freshwater fish in salt water?
The fish will dehydrate and die because it loses too much water from its body
Convert 560 milligrams into hectograms.
0.00560 hectograms.
Bull sharks have been recorded to live up to 4 years in rivers. They can do this due to their kidneys adjusting how much water they lose. What examples of properties of life is this?
Evolutionary adaptation, homeostasis
What does a pictogram depicting a human silhouette mean?
Health hazard / cancer / mutagenic
Which of these things is NOT a property of life?
- Being able to move
- Reproduction
- Growth
- Response to stimuli
Being able to move
Why are high fevers so dangerous?
Your body might kill its own cells due to overheating
Convert 6789 dekaliters into centiliters.
6789000 centiliters
The ptarmigan has white feathers to help it blend in with the snow. What is this an example of?
Evolutionary adaptation
Sarah is dissecting a preserved shark without gloves on. Why should she wear gloves?
The specimen might be preserved with a hazardous substance
Describe the difference between a constant and a control.
Constant: Stays the same, applied to all groups
Control: group imitating natural conditions
A corrosive substance means:
It can cause tissue damage or damage metal.