Which Statement Is Accurate About How C₄ Plants Are Able

question 39

Multiple Choice

Which statement is accurate about how C₄ plants are able to survive hot, dry spells during the growing season?

• A) When the stomata close during heat stress, RuBP carboxylase is not exposed to the increase in oxygen concentration experienced in the leaf. This allows the plant to avoid photorespiration.
• B) When the stomata close during heat stress, RuBP carboxylase is exposed to the increase in carbon dioxide concentration experienced in the leaf. This allows the plant to avoid photorespiration.
• C) When the stomata open during heat stress, RuBP carboxylase is not exposed to the increase in oxygen concentration experienced in the leaf. This allows the plant to avoid photorespiration.
• D) When the stomata close during heat stress, RuBP carboxylase is exposed to the increase in oxygen concentration experienced in the leaf. This allows the plant to undergo photorespiration.
• E) When the stomata open during heat stress, RuBP carboxylase is not exposed to the increase in oxygen concentration experienced in the leaf. This allows the plant to undergo photorespiration.

---

Definitions:

Simplifying Jobs

The process of redesigning jobs to make them more straightforward and less complex, often by eliminating unnecessary tasks or responsibilities.

Employee Satisfaction

A measure of how content and happy employees are with their job, workplace environment, and organizational practices.

Information-processing Requirements

The cognitive and technical demands of a job, including the need to collect, process, and use information effectively.

Job Analysis

A systematic process of collecting and analyzing information about a job's tasks, responsibilities, and the required skills and qualifications.