IQWST IC3 SPED Grade 8 EOM Test

Which organisms store some of the molecules from food in their bodies to use later as a source of chemical energy and building materials?

• plants only

• animals only

• both plants and animals

Tags

NGSS.MS-LS1-7

NGSS.MS-LS2-3

Which of the following is food for a plant?

• sugars that a plant makes

• water that a plant takes in through its roots

• carbon dioxide that a plant takes in through its leaves

Tags

NGSS.MS-LS1-6

Using the model, what do carbohydrates, proteins, and fats have in common?

• Carbohydrates, proteins, and fats all have carbon, hydrogen, and oxygen atoms.

• Carbohydrates, proteins, and fats are all made of the same number and types of atoms.

• Carbohydrates, proteins, and fats all have the same arrangement and types of atoms.

Tags

NGSS.MS-PS1-1

Which statement is true about the breakdown of starch?

• Breaking down starch is not a chemical reaction.

• Animals, but not plants, can break down starch.

• Organisms break down starch into carbohydrate subunits.

Tags

NGSS.MS-LS1-7

The diagram below shows mushrooms, a type of decomposer, growing on a rotting log.

Which statement best describes the relationship between the mushrooms and the log?

• The log uses the mushrooms as a food source.

• The mushrooms use the log as a food source.

• The mushrooms use the log as a source of oxygen.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Student research data shows body temperature ​ (a)   and respiration rate​ ​ (b)   after exercise.

• increases
• decreases
• remains constant

Tags

NGSS.MS-LS1-3

What is the best biological explanation for the student being hot and sweaty?

• Her body needed to use more heat energy to run hard.

• Her body needed to burn food more quickly to get energy to run hard.

• Her heart had to pump faster to run hard.

Tags

NGSS.MS-LS1-3

Which statement is true about photosynthesis?

• During photosynthesis, plants use carbon dioxide and water in a chemical reaction to make glucose and oxygen.

• During photosynthesis, plants convert thermal energy into chemical energy and store the energy in food molecules.

• Photosynthesis is a chemical reaction used by plants and animals to make food molecules.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The calories on a food label indicate the amount of energy the food contains in one serving. Which form of energy is contained in food?

• mechanical

• electrical

• light

• chemical

Tags

NGSS.MS-LS1-6

When food burns, where does the light and thermal energy given off come from?

• Light and thermal energy given off from burning food comes from oxygen.

• Light and thermal energy given off from burning food comes from the lighter used to light the food.

• Light and thermal energy given off from burning food is converted from the chemical energy stored in the food.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-5