BIO203

Category: BIO203

ATTENTION:

Kindly note that you will be presented with 50 questions randomized from the NOUN question bank. Make sure to take the quiz multiple times so you can get familiar with the questions and answers, as new questions are randomized in each attempt.

Good luck!

BIO203

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1. Sweet potatoes were once considered strong _________

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2. The quantitative measure of the disorder created by any spontaneous reaction is _________

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3. Ribosomes are specially abundant in the ________ cells.

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4. Making the mental connections to take advantage s of accidental observations is involved in the _________ side of science.

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5. The equation of photosynthesis is the __________ of that of respiration.

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6. Which of the following is not a reason why we study botany?

A. to learn the facts and processes of doing botany

B. to appreciate living organisms

C. to appreciate what the botanists do

D. to understand botany in general

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7. A __________ makes an end to the scientific method for a particular experiment.

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8. Which of the following organelles is surrounded by only one membrane?

A. Nucleus

B. Mitochondria

C. Chloroplasts

D. Micro-bodies

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9. Which of the following is the carbohydrate produced by Calvin cycle?

A. glucose

B. starch

C. sugar

D. sucrose

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10. Organic compounds made in one part of a plant and transported to another part of the plant where they elicit a response are called ________

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11. All cells in a plant has the potential to exchange substances through the __________

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12. Who reported that chlorophyll occurs in chloroplast and that photosynthesis forms carbohydrates only in light?

A. Julius Sachas

B. Jean Senebier

C. Nicholass de Saussure

D. T. W. Engelmann

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13. Commercial compounds that inhibit the synthesis of gibberellins are called __________

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14. The largest filaments in the cytoskeleton are _________

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15. _________is the nucleotide triphosphate involved in membrane production.

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16. Which of the following is not a cytoskeletal filament?

A. Plasmodesmata

B. Acton filament

C. Microtubules

D. Intermidiate filaments

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17. Cells that adjoin one another are held together by ________

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18. Which of the following is fibre not used for?

A. To produce paper

B. To make money

C. To produce tea

D. To make cigarette

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19. The energy input that sustains life on earth is _________

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20. Cells rely on __________ to start their reactions.

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21. The oldest giant sequoia is about _________ years old.

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22. Which of the following is not a major content of vacuoles?

A. Proteins

B. Growth hormones

C. Lipids

D. Enzymes

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23. Raw materials required by green plants to manufacture their food are ________

A. Mainly gases

B. Inorganic substances

C. Living materials

D. Mainly fluids

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24. Which of the following is not being transported by dictyosomes to plasma membrane?

A. glycoproteins

B. polysaccharides

C. pectin

D. hemicellulose

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25. _________ divide cells into many interconnected compartments.

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26. In which of these regions does plasmodesmata occur?

A. Primary pitfields

B. Secondary pit-fields

C. Xylem vessels

D. Pholem vessels

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27. Which of the following organelles is not part of the cytoplasm?

A. Mitochondrion

B. Endoplasmic reticulum

C. Ribosomes

D. Nucleus

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28. The sequence of events leading to seed germination begins with __________

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29. ________ first demonstrated that plants produce oxygen.

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30. ________ asserted that the oxygen released during photosynthesis came from water rather than carbon dioxide.

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31. The organelle that enables plants to convert lipids to carbohydrates is ___________

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32. The most easily observed part of a plant cell is the ________

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33. The distance moved by a photon during a complete vibration is referred to as the photon’s ___________

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34. Which of the following is / are the products of the photochemical reaction? I. ATP, II. NADP, III. cardohydrates

A. III only

B. I and II

C. I and III

D. I only

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35. The organelle that enables plants to convert lipids to carbohydrates is __________

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36. Which of the following is not a feature of the photochemical reactions?

A. reduce NAD+

B. release oxygen

C. oxidizes water

D. produce ATP

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37. Which of the following statements is not true of enzymes?

A. they are biocatalysts

B. they increase the energy of activation of reactions

C. they are globular proteins

D. they regulate energy transformations

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38. Cork is useful in making stoppers for wine bottle because: __________

A. They are rigid

B. Suberized tissues inhibit water loss

C. They are hard enough to prevent leakages

D. They lack glycoproteins

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39. Which of the following processes converts chemical energy into mechanical energy?

A. pushing a rock

B. combustion

C. exploding a knockout

D. winding a watch

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40. Which type of filament is the same for both plants and animals?

A. Acton filaments

B. Plasmodesmata filaments

C. Microtubules

D. Intermediate filaments

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41. Posing hypothesis in scientific method requires a type of reasoning called __________

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42. ________ pigment absorb all wavelengths of light.

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43. During photosynthesis, the chlorophyll _________

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44. The light driven splitting of water in the absence of carbon dioxide is known as the ______ reaction.

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45. Which of the following may be involved in discoveries? I. Seriousness, II.Creativity III.Certainty, IV.Luck

A. II and III

B. II and IV

C. I Only

D. II Only

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46. Which of the following tissue is an exception to the general occurrence of plasmodesmata?

A. Food absorbent

B. Water absorbent

C. Water conducting

D. Food conducting

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47. The sequence of events leading to seed germination begins with _________

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48. The most active naturally occurring auxin in plants is ___________

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49. The pigment type which does not absorb any wavelength of light is _________

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50. Commercial compounds that inhibit the synthesis of gibberellins are called ________

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