Duplicate of Duplicate of Science Review SCPASS 6th Grade

Precipitation is most likely to occur at the boundaries between

How does the increasing human population affect the environment?

A group of short-term conditions in the atmosphere over a certain area?

What is the major source of oxygen in the atmosphere?

Which of the following traits would NOT be useful to help a bird fly?

Which is the correct order of levels of classification, from most general to most specific?

A newly discovered single-cell organism is most likely a 

Competition is most likely to occur between which two organisms?

The diagram below shows the water cycle. Which letter represents the process of evaporation?

What do all four animals have in common?

Over the United State, air masses tend to move in which direction?

Photosynthesis is closely related to the cycling of which substance?

Which of the following hazardous weather conditions has the strongest winds?

Which of the following helps to maintain homeostasis in a human?

Which statement describes global surface temperatures for the last 500 years?

Brightly colored feathers are an adaptation that can help a bird

Which pair of organisms belongs to the same kingdom?

Which of the following is a single-celled organism?

The boundaries between air masses are called

While classifying animals by their internal structure, a biologist might look at the

Two objects in direct contact transfer heat by

Which would result in a burn caused by radiation?

What is the building block of all living things?

What life process is shown in the diagram below?

Which of the following is caused by changes in the Earth's atmosphere?

Which factor has the greatest influence on the direction of the air-mass track?

For which resource are cacti most likely to compete?

Which of the following systems produces the flowers and fruits on a plant?

What is the function of a plant's vascular tissue?

What is the process by which green plants convert sunlight to chemical energy?

How have the size of the human population and the amount of CO2 in the atmosphere changed?

Which weather event is shown on the map?

What is the most abundant gas in the atmosphere?

In addition to oxygen, which gases make up the largest percentage of Earth's atmosphere?

Fair weather is associated with

What do all organisms need to survive?

Which factor contributes to global warming?

Without greenhouse gases, Earth's surface would be much

Unwanted substances that are harmful to the environment are called

Which group is made up of organisms that are all members of the same kingdom?

A group of cells that works together to perform a certain task in an organism.

Which body condition is kept stable by homeostasis?

Which organism is the most similar to a honeybee?

How do flowers help a plant survive?

Which of the following is true about members of the same species?

Most organisms with chloroplasts belong to

Which letter represents the stored food that the new plant will use for early development?

Which activity can be carried out by a euglena, but not by an animal cell?

In which atmospheric layer does weather occur?

The cause of weather is

Cloudy weather is usually associated with 

The second most abundant gas in the atmosphere is

Which letter represents part of the plant's reproductive system?

What do cells need in order to release the energy from food?

A fox and a hawk are most likely to compete because they both

How do decomposers obtain their food?

What likely carries these seeds to help them scatter?

Which of the following is true?

Which of the following shows the path water takes during the water cycle?

Some plants have no vascular tissue. This means that they do not have

Which adaptation is most likely to help a plant obtain water in a dry environment?

What is the most general level of classification?

When the hare population increases, the lynx population is likely to

Earth's weather is primarily caused by the 

Which statement would be true if the owl population disappeared?

Living things are classified into groups such as kingdoms and species based on their

A plant's vascular organ's, the xylem and phloem, are part of its

Changes in weather are related to changes in the position of

What do plants take in during photosynthesis?

Atmospheric conditions that prevail from season to season & year to year at a certain location.

Which observation of a plant supports the inference that photosynthesis can take place?

Which illustration is an example of a multicellular organism?

As altitude increases, air pressure

Living things are classified as producers or consumers according to

The number of small fish decreases, the number of large fish that eat the small fish will

An algae population grows quickly, consumes most of the pond's resources, and dies off. This is

Which of the organisms shown below consists of only one cell?

Why are flowers often brightly colored?

Why are these plants so tall and spindly?

Water vapor changes to a liquid during which process?