This Is The Botany Pre-test.

55 Questions | By Mmmaxwell | Last updated: Mar 20, 2022 | Total Attempts: 282

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When it comes to taking an exam most of us get cold feet on how ready you are. The botany pretest below is designed to help you get rid that. Give it a shot and see where you stand when it comes to the possibility of getting an A in the final exam.

Questions and Answers

1.

1. Which statement on photosynthesis is NOT Correct?
- A.
  
  It occurs only in plants, algae and some bacteria
- B.
  
  It requires chlorophyll
- C.
  
  It involves the conversion of chemical energy into light
- D.
  
  It involves a flow of electrons between molecules
- E.
  
  It makes energy available to all living organisms
2.

1. The first steps in the evolution of life took place in a (n):
- A.
  
  Aerobic atmosphere
- B.
  
  Anaerobic atmosphere
- C.
  
  Oxygen-rich environment
- D.
  
  Frigid environment
- E.
  
  Sunless environment
3.

1. All plants are ________ whereas all animals and fungi are________
- A.
  
  Heterotrophs; autotrophs
- B.
  
  Autotrophs; heterotrophs
- C.
  
  Aerobes; anaerobes
- D.
  
  Anaerobes; aerobes
- E.
  
  Energy consumers; energy producers
4.

1. Which of the following did NOT result from the evolution of photosynthesis?
- A.
  
  The atmosphere became aerobic
- B.
  
  The ozone layer was formed
- C.
  
  Prokaryotic cells evolved from eukaryotic cells
- D.
  
  The process of respiration could take place
- E.
  
  The oxygen content of the atmosphere increased
5.

1. All prokaryotic cells:
- A.
  
  Lack genetic material
- B.
  
  Evolved from eukaryotic cells
- C.
  
  Are heterotrophic
- D.
  
  Lack a nuclear envelope
- E.
  
  Are larger than eukaryotic cells
6.

1. Which of the following is part of the vascular system of a plant?
- A.
  
  Stroma
- B.
  
  Cuticle
- C.
  
  Meristem
- D.
  
  Xylem
- E.
  
  Cambium
7.

1. Secondary growth is:
- A.
  
  Growth in height
- B.
  
  Growth of the root into the soil
- C.
  
  Growth in thickness
- D.
  
  Growth of the cuticle
- E.
  
  Lengthwise growth of the leaf
8.

1. The tonoplast of a cell is:
- A.
  
  An alternative name for the protoplast
- B.
  
  The portion of the protoplast outside the nucleus
- C.
  
  The portion of the ground substance in which actin filaments and the microtubules are suspended
- D.
  
  The membrane surrounding the vacuole
- E.
  
  An association of actin filaments and microtubules
9.

1. Stacks of disklike thylakoids are characteristic features of:
- A.
  
  Mitochondria
- B.
  
  Chromoplasts
- C.
  
  Microbodies
- D.
  
  Chloroplasts
- E.
  
  Golgi bodies
10.

1. In the plastid, chlorophyll molecules are embedded in the:
- A.
  
  Stroma
- B.
  
  Cristae
- C.
  
  Matrix
- D.
  
  Protoplast
- E.
  
  Grana
11.

1. Which of the following is NOT a characteristic of plant mitochondria?
- A.
  
  Mobility within the cell
- B.
  
  Two surrounding membranes
- C.
  
  Circular DNA molecules
- D.
  
  Chlorophyll in the cristae
- E.
  
  Ribosomes in the liquid matrix
12.

1. The process of respiration occurs in:
- A.
  
  The endoplasmic reticulum
- B.
  
  Mitochondria
- C.
  
  Chloroplasts
- D.
  
  The nucleus
- E.
  
  Vacuoles
13.

1. An example of a microbody is a:
- A.
  
  Leucoplast
- B.
  
  Basal body
- C.
  
  Peroxisome
- D.
  
  Vacuole
- E.
  
  Microtubule
14.

1. Which of the following is NOT descriptive of vacuoles?
- A.
  
  They are storage sites for metabolites
- B.
  
  They are filled with cell sap
- C.
  
  They have functions comparable to those of lysosomes
- D.
  
  They often fill much of the interior of a mature plant cell
- E.
  
  They contain deposits of carotenoid pigments
15.

1. The __________ is a membrane system for channeling materials to different parts of the cell.
- A.
  
  Plasma membrane
- B.
  
  Golgi body
- C.
  
  Endoplasmic reticulum
- D.
  
  Cytoskeleton
- E.
  
  Flagellum
16.

1. Which of the following is NOT an ergastic substance
- A.
  
  A lipid droplet
- B.
  
  A tannin
- C.
  
  A starch grain
- D.
  
  An ATP molecule
- E.
  
  An anthrocyanin
17.

1. Which of the following best indicates the sequence of cell wall layers beginning with the layer adjacent to the plasma membrane and progressing outward?
- A.
  
  Primary wall, secondary wall, middle lamella
- B.
  
  Secondary wall, primary wall, middle lamella
- C.
  
  Primary wall, middle lamella, secondary wall
- D.
  
  Secondary wall, middle lamella, primary wall
- E.
  
  Middle lamella, primary wall, secondary wall.
18.

1. C.B. van Neil was the first to propose that:
- A.
  
  Photosynthesis occurs in two phases
- B.
  
  Water is the source of oxygen in photosynthesis
- C.
  
  Plants evolve oxygen during photosynthesis
- D.
  
  Purple sulfur bacteria evolve oxygen during photosynthesis
- E.
  
  The light-dependent reactions are carried out by enzymes
19.

1. The conversion of carbon dioxide into organic compounds is called:
- A.
  
  The light–dependent reaction
- B.
  
  Photolysis
- C.
  
  Cyclic photophosphorylation
- D.
  
  Carbon fixation
- E.
  
  C3 Photosynthesis
20.

1. Which of the following statements about visible light is NOT correct?
- A.
  
  It is merely one part of a continuous spectrum of radiation
- B.
  
  It is composed of photons
- C.
  
  It has the properties of both a wave and a particle.
- D.
  
  The longer the wavelength, the higher the energy of light
- E.
  
  Visible light accounts for most of the radiation reaching the surface of the earth.
21.

The process of photosynthesis results in the formation of two substances essential to our existence:
- A.
  
  Chlorophyll and water.
- B.
  
  Electrons and protons.
- C.
  
  Sugar and oxygen.
- D.
  
  Sugar and water.
- E.
  
  Chlorophyll and oxygen.
22.

The O₂ evolved in photosynthesis comes from:
- A.
  
  Carbon dioxide
- B.
  
  Water
- C.
  
  Glucose
- D.
  
  CH20
- E.
  
  C3H3O3
23.

Chlorophyll absorbs light principally in the ______ wavelengths.
- A.
  
  Blue and green
- B.
  
  Green and violet
- C.
  
  Blue violet
- D.
  
  Violet and green
- E.
  
  Green and red
24.

Which pigment occurs in all photosynthetic eukaryotes?
- A.
  
  Chlorophyll a
- B.
  
  Chlorophyll b
- C.
  
  Chlorophyll c
- D.
  
  Bacteriochlorophyll
- E.
  
  Chlorobium Chlorophyll
25.

Which of the following is NOT an accessory pigment in plants, green algae, and euglenoid algae?
- A.
  
  Carotenes
- B.
  
  Xanthophylls
- C.
  
  Chlorophyll a
- D.
  
  Chlorophyll b
- E.
  
  Chlorophyll c