7th Grade Science Quiz (99)

What are the three types of large food molecules that are found in plants?

• Oxygen, Water, Protein

• Fats, Proteins, Carbohydrates

• Carbohydrates, Protein, Water

• Carbon Dioxide, Oxygen and Water

Tags

NGSS.MS-LS1-6

What do plants need in order to make food/glucose during photosynthesis?

• Water, Sunlight, Carbon Dioxide

• Soil, Sunlight, Water

• Water, Sunlight, Oxygen

• Oxygen, Carbon Dioxide, Sunlight

Tags

NGSS.MS-LS1-6

His lab partner, Sophie, argues that carbon dioxide is entering the spinach leaves. What would be evidence for her claim? 

• The humidity (water vapor) is increasing in the closed system

• Oxygen levels are increasing in the closed system

• Carbon dioxide levels are decreasing in the closed system

• Light levels remain constant in the closed system

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

According to the food label, spinach contains the MOST of which food molecule?

• Fats

• Proteins

• sodium

• Carbohydrates

 

Q4. According to the results from this indicator test, which large food molecules are present in water? 

• Carbohydrates

• Fat

• None

• Proteins

Which substances were increasing over time in the closed system with spinach leaves? 

• Water vapor and oxygen

• Carbon dioxide and oxygen

• Water vapor and light

• Oxygen and light

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which structure of the plant allows the gasses to enter and exit the leaf?

• Chloroplast

• Chlorophyll

• Stomata

• Roots

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Plant cells contain special structures called chloroplasts. What is the function of chloroplasts?

• To use carbon dioxide and water to make glucose

• To perform cellular respiration for energy

• To let gases enter and exit plant leaves

• To absorb water into the plant

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-6

Use the image below.  This radish is growing in a hydroponic system. How does the radish plant gain matter and have a larger mass over the 5 weeks?

• It gets atoms from the seed and the sun

• It gets atoms from the seed only

• It gets atoms from the sunshine and water

• It gets atoms from the water and air

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which is the correct equation for photosynthesis?

• 
• 
• None

• 

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7