G9 Plant Nutrition and Limiting factors

Choose the letter of the best answer.

• A

• B

• C

• D

Choose the letter of the best answer.

• A

• B

• C

• D

Choose the letter of the best answer.

• A

• B

• C

• D

Choose the letter of the best answer.

• A

• B

• C

• D

Choose the letter of the best answer.

• A

• B

• C

• D

Pigment in green plants that captures the energy in sunlight is called _______.

• Pigment
• Chlorophyll
• Stomata
• Green Thing

Which of the following is the correct equation for PHOTOSYNTHESIS?

• CO₂ + light + H₂O --> O₂ + Sugar
• CO₂ + sugar + H₂O --> O₂ + light
• _O2 + light + H₂O --> CO₂ + Sugar
• CO₂ + O₂ + H₂O --> Light+ Sugar

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

• Light intensity

• CO₂ concentration

• Temperature

• Light

• CO₂ levels

When light is abundant, .........................................................

(Choose the correct statement to complete the sentence.)

• it becomes a limiting factor.

• carbon dioxide concentration or temperature is the limiting factor.

• stomata are closed.

• transpiration drops.

What colour appears when iodine is added to protein?

• brown

• blue-black

• purple

• cloudy white