2021 Science Camp MSO

2021 Science Camp MSO

Multiple Choice

The diagram shows a food web for a community.

Which organism in the diagram competes with the owl for food?

• Rabbits

• Grasshoppers

• Birds

• Foxes

Multiple Choice

Which diagram best shows the energy transformation from sunlight to chemical energy in an organism?

• A

• B

• C

• D

Multiple Choice

The formation of the rock fragments in the rock cycle is most likely a result of

• Crystallizing

• Melting

• Compaction

• Weathering

Multiple Choice

Erica wants to investigate how different species interact in the rainforest ecosystem of the Amazon Jungle in South America. To gather data, Erica creates a model. Erica uses plants, reptiles and insects that are native to New York, where she lives. She built a terrarium such as the one shown in the following figure. What is a limitation of her model?

• It does not model how plants obtain their energy.

• It does not contain the same species of organisms found in the Amazon.

• It does not model how certain reptiles would shelter themselves.

• It does note show how plants can use light to perform photosynthesis

Multiple Choice

• A plant

• A fungus

• An animal

• A prokaryote

Multiple Choice

Which statement best describes the part of the atom that is shown by the arrow?

• It is an electron and as a negative charge

• It is an electron and it has a positive charge

• It is a proton and it has a negative charge

• It is a proton and it has a positive charge

Multiple Choice

• A chemical change

• The formation of a new substance

• A change in the chemical properties of a substance

• A physical change

Multiple Choice

• A

• B

• C

• D

Multiple Choice

What is the dependent variable and trend in the graph?

• Solubility; as temperature decreases, solubility increases.

• Solubility; as temperature increases, solubility increases

• Temperature; as temperature increases, solubility increases

• Temperature; as temperature decreases, solubility decreases.

Multiple Choice

Look at the diagram of mitosis show below. Which statement describes the part of the cell theory shown in this diagram?

• All cells come from other cells.

• All organisms are composed of cells.

• Cells are the basic units of life.

• Some organisms are single-celled and some are multicellular.

Multiple Choice

In an 8th grade science class, there are four lab groups. Group 4 designs an experiment to find out how light affects the growth rate of radish plants. The students in Group 4 write out their procedure and conduct their experiment. They discover inconsistencies in their data and decide to increase the number of trials to obtain multiple data sets. Which of these most accurately describes how this should be done?

• Group 4 should repeat their procedure multiple times.

• Group 4 should repeat a revised procedure multiple times.

• Group 4 should communicate their procedure to another group for replication.

• Group 4 should communicate a revised procedure to another group for replication.

Multiple Choice

A scientist wants to test how the concentration of Calcium in milk affects bone density. In designing this experiment the dependent variable would most likely be the

• The amount of milk given to test participants.

• The density of each participant’s bones after the experiment.

• The type of milk used.

• The concentration of calcium used.

Multiple Choice

The diagram shows how modern types of flowers developed from early types of flowers over the last 75 million years.

What is the most likely reason why these early flowers gradually changed to many different types of flowers over time?

• The flowers’ traits were genetically engineered.

• The flowers adapted to environmental conditions.

• The environments of the flowers stayed the same.

• The genetic material of the flowers stayed the same.

Multiple Choice

If you visit the beach on a hot summer day you will probably feel a sea breeze coming off the water onto the land. Which of the following causes this sea breeze?

• During the day, solar radiation warms the land more than the water

• The water is warmer than the land during the day

• Earth is tilted towards the Sun, causing air to move inland from the water

• Hurricanes that form in the oceans blow air onto the shore

Multiple Choice

Peyton throws a ball at baseball practice. As the baseball travels in the path shown below, energy is converted from kinetic energy to potential energy and from potential energy to kinetic energy. At which point is the kinetic energy of the baseball at its minimum?

• Point W

• Point X

• Point Y

• Point Z

Multiple Choice

Joseph made a poster for his Earth science project. He included the following diagram to show how Earth's surface receives solar energy. Which process is involved when solar energy warms the surface of the Earth?

• conduction

• convection

• radiation

• reflection