Question

1. which line on the graph represents aerobic respiration — with air or without air?

a with air
b without air

1. which type of respiration produces more carbon dioxide — aerobic or anaerobic?

a aerobic
b anaerobic

1. the botanist concluded that plants create more energy when they have air than when they are deprived of air. how does the data justify this conclusion?

a the carbon dioxide in the air acts as a catalyst to speed up plant metabolism.
b without the oxygen present in the air, plants cannot convert glucose into energy.
c the volume of carbon dioxide produced over time indicates that plants can produce energy with or without oxygen.
d a greater production of carbon dioxide indicates a more efficient conversion of glucose into energy.
maap-eoc biology i
© 2020 jarrell d. duncan
100
section
cellular en

Explanation:

Question 1

Step1: Recall aerobic respiration

Aerobic respiration uses oxygen (from air) and produces more ATP (energy) and \(CO_2\) over time compared to anaerobic. Anaerobic (without air) produces less \(CO_2\) and energy. So the line with more \(CO_2\) production (steeper or higher) over time is aerobic (with air). But wait, the options are "with air" (A) or "without air" (B). Wait, no—wait, the question is which line represents aerobic respiration (with or without air). Wait, maybe the graph (not fully visible) but from knowledge: aerobic respiration (with air) has more \(CO_2\) production over time. But maybe the line without air is anaerobic (less \(CO_2\)), so aerobic is with air? Wait, no—wait, the first question: "Which line on the graph represents aerobic respiration — with air or without air?" Options A: with air, B: without air.

Step2: Analyze respiration types

Aerobic respiration requires oxygen (air), produces more \(CO_2\) (and energy) than anaerobic (which is without air, produces lactic acid or ethanol, less \(CO_2\) per glucose). So the line with higher \(CO_2\) (or steeper) over time is aerobic, which uses air. So answer A.

Step1: Recall respiration byproducts

Aerobic respiration: \(C_6H_{12}O_6 + 6O_2
ightarrow 6CO_2 + 6H_2O + 36ATP\) (more \(CO_2\)). Anaerobic: \(C_6H_{12}O_6
ightarrow 2C_2H_5OH + 2CO_2 + 2ATP\) (or lactic acid, less \(CO_2\)). So aerobic produces more \(CO_2\).

Step2: Match to options

Option A: aerobic, B: anaerobic. So aerobic (A) produces more \(CO_2\).

Step1: Recall aerobic vs anaerobic energy

Aerobic respiration (with air) breaks glucose completely, producing 36 - 38 ATP. Anaerobic (without air) breaks glucose partially, producing 2 ATP. So plants with air (aerobic) produce more energy. Now, how does data justify?

Step2: Analyze options

A: \(CO_2\) as catalyst? No, \(CO_2\) is a product, not catalyst. B: Without air, can't convert glucose? No, anaerobic still converts (just less). C: Volume of \(CO_2\) over time (with/without air) — but the conclusion is "more energy with air". Wait, D: "A greater production of carbon dioxide indicates a more efficient conversion of glucose into energy." Because aerobic (with air) produces more \(CO_2\) (since it's more efficient, breaks glucose fully, releasing more \(CO_2\) and energy). So if data shows more \(CO_2\) with air, that means more efficient glucose → energy (since more \(CO_2\) = more complete breakdown = more energy). So D is correct.

Answer:

A. with air

Question 2