Building stamina- ch. 3

What is a positive impact of the science and technology of atomic energy?

Your class wants to show how temperature changes over the course of a year outside your school. Which of the following is the best way to illustrate the data?

Which of these is an abiotic factor that is important for the survival of marine organisms?

A drought occurs in a grassland biome. Many of the producers of the ecosystem do not survive the drought. How will this most likely affect the consumers in the ecosystems?

A scientist uses a model of a river to understand how the amount of water in the river affects its flow. Which statement is not true about the model?

Which of these is a nonliving component of most ecosystems?

Blood moves through the body inside flexible vessels. Which of the following objects would make the best model of a blood vessel?

Which of the following is a unit in the SI measurement system?

In general, the further you dig down, the younger the fossils are.

Which of the following contributions to science did Isaac Newton make?

Which diagram provides the most information about the feeding relationships among organisms in an ecosystem?

What type of energy is transformed into chemical energy through the process of photosynthesis?

What type of biome would support a lizard and a cacti?

Which of the following is not a benefit of conserving laboratory resources?

You read about a scientific discovery in a science magazine. Which of these is the best to do next to verify the information?

Which type of organisms obtains food directly from producers?

Which of these is true of organic waste as it turns into compost inside a compost pile?

Ticks survive by sucking blood from other animals, such as horses. Which of these is true of ticks and horses?

Overpopulation of a species is most likely to result in

In a tropical rainforest, trees grow very tall. The oldest trees tower over the other trees in the forest. What does this tell you about the trees in the rainforest?

Bats eat mosquitoes and various other insects. A population of bats in a forest ecosystem experiences a record high birthrate. How will this most likely affect the insect populations in the forest?

A student collects data on the number of rose plants in a garden with red flowers, white flowers, and yellow flowers. The student wants to show how the number of each color flower relates to the total number of flowers. Which type of graph would the student use?

An engineer has built a new type of car and wants to measure its top speed. Which of the following units should the engineer use in her measurements?

How do decomposers meet their energy needs?

Which of the following groups of organisms are best adapted to live in a tundra biome?

What is another term that can be used to describe a primary consumer?

What type of organisms use sunlight to produce sugar?

Which process happens after a major tornado wipes out all plants?

How is parasitism different from the other symbiotic relationships?

Which piece of equipment would you use to measure the weight of an object?

What is the first step of primary succession?

A minnow eats algae in a pond. The minnow's body use the stored sugars in the algae to meet its energy needs. What type of organism is the minnow?

Algae has chloroplasts within its cell. The chloroplasts use sunlight to produce sugars, which algae can store to meet its energy needs. What type of organism is algae?

During a field investigation, a student finds an interesting species of caterpillar. The students wants to take the caterpillar into the lab to get a closer look. Which of these safety instruments would be most useful to the student?

If you drop a ball from a high point, you can use a formula to figure out how quickly the ball accelerates as it falls. This formula was developed by which of the following scientists?

As the stored chemical energy in biomass is decomposed in a compost bin, what is most of the energy converted into?

What type of organism is able to feed off of the remains of dead organisms?

When algae in a pond die, they sink to the floor of the pond. There, bacteria break down the bodies of the algae and feed on the stored nutrients. What type of organism are the bacteria?

A terrestrial ecosystem is most likely to support which of these organisms?

A dog has fleas. What kind of symbiotic relationship is this?

A class is observing organisms in a lake. Student A notices a yellow fish nibbling some grass. Student B later observes the same fish eat an insect. Which of these is true of the fish?

A teacher hands out papers to all 30 students in his science classroom. When the teacher and students are done using the papers, what should they do with them?

How do most producers meet their energy needs?

A teacher decides to make a model of his classroom to help him figure out how to rearrange his desks. How could he make the model most useful?

You and a classmate want to develop a science experiment to learn more about the rock cycle. Which of these is a hypothesis you could use to begin your experiment?

An ecological pyramid for an ecosystem has four levels and eagles are at the top of the pyramid. How would an eagle are at the top of the pyramid.