Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
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Chapter 38, Problem 3TY
Summary Introduction
Introduction: Plants require an optimum combination of micronutrients and macronutrients to support different processes. Macronutrients such as sulfur play a crucial role in the growth and development of the plant. Deficiency of micronutrients and macronutrients can lead to many diseases.
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What chemical element, collected by the plant from the soil moisture, is directly involved with ATP rejuvenation?
Select one:
a.
Potassium
b.
Phosporous
c.
None of these answers
d.
Carboxylase
e.
Cadmium
What effect would a decrease on sulfur assimilation have in plants?
Select one:
a.
a decrease in protein synthesis
b.
a decrease in glutamine concentration
c.
an increase in photosynthesis
d.
an increase in glutamine concentration
e.
an increase in glutathione concentration
Which is NOT produced during the light-dependent reactions
A. ATP
B. Oxygen
C. NADPH
D. Sugar
Chapter 38 Solutions
Biology
Ch. 38.1 - Prob. 1CCCh. 38.1 - Prob. 2CCCh. 38.2 - Prob. 1CCCh. 38.2 - How might soil crusts influence the ecology and...Ch. 38.2 - Prob. 3CCCh. 38.2 - Prob. 1EQCh. 38.2 - Prob. 2EQCh. 38.3 - Prob. 1CSCh. 38.3 - Prob. 2CSCh. 38 - Which of the following substances can limit plant...
Ch. 38 - In what form do plants take up most soil minerals?...Ch. 38 - Prob. 3TYCh. 38 - Soil organic matter provides the benefit of a....Ch. 38 - Prob. 5TYCh. 38 - Which property is not characteristic of clay-rich...Ch. 38 - Prob. 7TYCh. 38 - Prob. 8TYCh. 38 - Prob. 9TYCh. 38 - Which plant uses a passive trap to obtain animal...Ch. 38 - Prob. 1CQCh. 38 - Prob. 2CQCh. 38 - Prob. 3CQCh. 38 - Prob. 1COQCh. 38 - Prob. 2COQ
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- In a photosynthetic plant cell, chlorophyll is located: a. in the stroma b. in the outer membrane of the chloroplast envelope c. in the intervascular space of the chloroplast d. in the inner membrane of the chloroplast envelope e. in the thylakoidsarrow_forwardWhich of the following accessory pigments is the first e- acceptor in the electron transport chain? A. plastoquinone B. ferredoxin C. pheophytin D. plastocyaninarrow_forwardWhich of the following options best explains how less chlorophyll would affect the proces of photosynthesis in plants? 6. A. It would increase the rate of photosynthesis because of the increased production of food. B. It would limit the amount water plants are able to take in, resulting in a slower rate of photosynthesis. C. It would increase the production of oxygen because the plant would need to work hard to feed themselves. С. D. It would limit the amount of light absorbed by the plant and decrease the amount of food the plant is able to produce for itself.arrow_forward
- From where does a heterotroph directly obtain its energy? a. the sun b. the sun and eating other organisms c. eating other organisms d. simple chemicals in the environmentarrow_forwardThis macronutrient is found in the center of a chlorophyll molecule Select one: a. N b. Mo c. P d. Mg e. Niarrow_forwardPlants obtain water and nutrients from the soil.a. What structure in a plant uses water in a metabolic reaction? What is this metabolic process called? b. Describe in detail two mechanisms by which water can move from the roots to this location c. If a plant was exposed to saltwater, how would it affect the above processes? Be specific, including a discussion of water potential d. How do plants absorb minerals from the soil? Does this process require energy?arrow_forward
- Which molecule conveys protons from the chloroplast stroma into the thylakoid lumen? a. cytochrome b6-f b. plastocyanin c. phytochrome d. cytochrome c e. oxygenarrow_forward_____7. As electrons flow, energy from light is required and thus, involves four electrons aided by an acceptor and a donor. Which pair of molecules assumes this role? a. NADP+ and H2O b. H2O and O2 c. NADP+ and 2H+ d. O2 and 2NADPH _____8. The energy is used to establish the proton gradient across the thylakoid membrane comes from the ____. a. Synthesis of ATP c. Synthesis of NAMPH b. Splitting of water d. Passage of electrons along the ETC of photosystem II. _____9. What are the products of the light reactions that are subsequently used by the Calvin cycle? a. oxygen and carbon dioxide c. carbon dioxide and RuBP b. ATP and NADPH d. electrons and protons _____10. If photosynthesizing green algae re provided with CO2 synthesized with heavy oxygen18O, later analysis will show that all but one of the following compounds produced by the algae contain18O label. That one is ___. a. O2 b. PGAL c. glucose d. RuBP _____11. Where does light-dependent reaction occur? a. Mesophyll b. Stroma c.…arrow_forwardThe carbon fixation reaction converts a. inorganic carbon into an organic acid. b. CO2 into glucose. c. inactive rubisco into active rubisco. d. an organic acid into CO2.arrow_forward
- Plants where light independent reactions take place in the same cells as light dependent reactions (mesophyll cells) are using which kind of photosynthesis? A. C3 only B. C4 only C. Either C3 or CAM D. Either C3 or C4arrow_forwardIf a plant was deprived of glucose, what would happen? Group of answer choices a-It would make its own glucose and be perfectly healthy. b-It would perform alcoholic fermentation instead of respiration. c-Its chloroplasts would no longer function correctly. d-It would perform lactic acid fermentation instead of respiration. Photosynthesis would stop occurring, causing the leaves to change color.arrow_forwardWhich of the following statements is incorrect?a. Pigments absorb light of certain wavelengths only.b. Some accessory pigments are antioxidants.c. Chlorophyll is green because it absorbs green light.arrow_forward
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