Photosynthesis and Plant Nutrition

Where in a plant cell does photosynthesis take place

• Palisade cells

• Chlorophyll

• Chloroplasts

• Vacuole

Tags

NGSS.MS-LS1-6

What is the purpose of photosynthesis?

• To release energy

• To create glucose

• To grow

• To get oxygen for respiration

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Which of these are limiting factors for photosynthesis? Choose 3 answers.

• Light intensity

• CO₂ concentration

• Temperature

• Light

• CO₂ levels

Which tissue in a leaf does the majority of photosynthesis?

• Upper epidermis

• Spongy mesophyll

• Palisade mesophyll

• Stomata

Which of these are suitable ways to measure the rate of photosynthesis? Choose 2 answers.

• Measure amount of carbon dioxide produced

• Measure amount of oxygen produced

• Measure pH change

• Check for starch with iodine

What wavelengths of light does chlorophyll absorb?

• Green

• All visible light

• Red and Blue light

• It reflects all light

What is limiting the rate of photosynthesis at point A?

• CO₂ concentration

• Nothing

• Light intensity

• Number of chloroplasts

Tags

NGSS.MS-LS1-6

What is limiting the rate of photosynthesis at point B?

• CO₂ concentration or Temperature

• Nothing

• Light intensity

• Leaf size

Tags

NGSS.MS-LS1-6

Which factors must be kept constant when investigating the effect of light intensity on photosynthesis? Choose 3 answers.

• Size of pond weed

• Species of pond weed

• Light intensity

• Temperature

• Volume of water in tube

Tags

NGSS.MS-LS1-6

Which mineral ion is needed by a plant in order to build chlorophyll?

• Calcium

• Nitrates

• Magnesium

• Phosphorous