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Lab Safety
Photo Synthesis
Cycling of Matter
Food Web
Work
100
You are heating a substance in a test tube. Always point the open end of the tube A. toward yourself. B. toward your lab partner. C. toward another classmate. D. away from all people.
D. away from all people.
100
What kind of energy is necessary to initiate the process of photosynthesis? A radiant B heat C Electrical J Wind
A Radiant
100
Plants use nitrogen for — A decomposition B photosynthesis C producing glucose D growth and productivity
D growth and productivity
100
Which of the following characteristics is shared by both primary and secondary consumers? A Uses the Sun's energy to produce food B The first step in any food chain diagram C Eats only plants to gain needed energy D Gains energy by eating other living things
D Gains energy by eating other living things
100
Identify a situation below in which work is being done. A Turning a page in a science book. B Reading a science book C resting a science book against the wall D holding a science book
A Turning a page in a science book.
200
You have been injured in the laboratory (cut, burn, etc.). First you should A. visit the school nurse after class. B. see a doctor after school. C. tell the science teacher at once. D. apply first aid yourself
C. tell the teacher instructor at once.
200
Which of the following organisms can undergo photosynthesis? I. Animals II. Plants III. Fungi A. I and II B. I and III C. II and III D. II only
D. II only
200
Which of the following materials in a compost bin will be recycled into soil-enriching nutrients? A Aluminum Cans B Plastic Bottles C Old Newspapers D Iron Nails
C Old Newspapers
200
In a food web, primary consumers get their energy by - A engaging in photosynthesis B breaking down dead organisms C eating other primary consumers D eating organisms known as producers
D eating organisms known as producers
200
A batter walks up to home plate with his bat, stands with his bat in the air, swings his bat and makes contact with the ball. In which part of this situation is NO work occurring? A batter walks up to home plate B batter stands with the bat in the air C batter swings the bat D batter makes contact with the ball
B batter stands with the bat in the air
300
Your teacher has asked you to set up an experiment on how the angle of a ramp affects the amount of force needed to move a 1kg object. Which of the following pieces of safety equipment should be used for the experiment? A goggles B gloves C apron D goggles and gloves
A goggles
300
What happens to the solar energy absorbed by plants during photosynthesis? A It is recycled by plants and returned to the atmosphere. B It is converted into oxygen and glucose. C It is stored as heat within the plant for cellular functions D Its is transformed into chemical energy.
D It is transformed into chemical energy
300
Leftover food can be put into compost bins, and after a few weeks turns into soil. What is occurring in the compost bin? A Decaying causes the food to become cold. B Energy Leaves the food. C Matter is recycled through decay. D New elements are formed.
C Matter is recycled through decay.
300
Which of the following would get its energy from a primary consumer, and when eaten, transfers the energy to a top predator? A The Sun B A producer C A carnivore D A herbivore
C A carnivore
300
How much work is done when a 2 N box is moved 4 m? A .5 Nm B 2 Nm C 4 Nm D 8 Nm
D 8 Nm
400
Which of the following is a safety risk for your eyes and would be a reason for having to wear goggles? I. unknown blue liquid II. glass beaker III. glass graduated cylinder IV. glass petri dish A. I B. I, II, IV C. II, III, IV D. I, II, III, IV
D. I, II, III, IV
400
Essentially, biomass is stored ________ energy that man can convert to electricity, fuel, and heat. Through _________, the energy from the Sun is stored in the plant material. Which words BEST complete the paragraph above? A solar... decomposition B solar... photosynthesis C heat... recycling D trophic... recyling
B solar... photosynthesis
400
Mushrooms and bacteria serve an important role in an ecosystem, that of the decomposer. Decomposers break down the organic material of once living organisms, such as carbon and nitrogen. Why are decomposers important to the ecosystem? A They release stored energy and nutrients from dead organisms into the ecosystem. B They eat the dead animals in the ecosystem, cleaning the habitat. C They provide a direct food source for producers and consumers in the ecosystem. D They are not an important component in the ecosystem.
A They release stored energy and nutrients from dead organisms into the ecosystem.
400
Michigan's Isle Royale is a small island in the northwestern part of Lake Superior which is home to a few thousand moose and 20-50 wolves. Wildlife Scientists have studied the island's food chains for years. During the 1980's, scientists noticed that as the old moose population increased; the number of wolves increased, and as the numbers of old moose decreased , the number of wolves decreased. What can be concluded from this passage? A Wolves prey on older moose. B Young moose are protected by their mothers. C Vegetation on Isle Royale decreases as the moose population ages. D Wolves do not prey on female moose and their calves.
A Wolves prey on older moose.
400
When an object is lifted directly from the ground rather than moved with an inclined plane, the following will be increased – A the mass of the object B the work done on the object C force needed to move the object D amount of friction acting on the object
C force needed to move the object
500
You enter the class and your teacher tells you to stand on one side of the room. You see on your lab table directions, a glass beaker with a blue liquid in it, a pipette: glass, graduated cylinder; petri dish, leaves and goggles. What is the first thing you should do? A put the goggles on B waft the beaker C wait for teacher directions D read the procedure
C wait for teacher directions
500
What gas do plants release as a result of photosynthesis? A Nitrogen B Water C Oxygen D Carbon Dioxide
C Oxygen
500
The annual goal of the Preservation Middle School Environmental Club is to reduce the amount of solid waste in contributes to the landfill by collecting a composting food waste from the school cafeteria. Students then collect humus from the compost bins and add it to the planters in the school courtyard. This composting is a form of _____. A respiration B pollution C recycling D fermentation
C recycling
500
When energy is passing through a food web, some of the energy is lost. How much of the energy is passed from one level to the next? A. 1% B. 10% C. 50% D 90%
B. 10%
500
All of the following describe situations in which work is done by an organism EXCEPT – A A bird carries a worm to its nest. B A squirrel hides nuts in a tree. C Ants bring crumbs into their home. D Leaves decompose on the forest floor.
D Leaves decompose on the forest floor.