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. Cells that adjoin one another are held together by ________

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

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3. 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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4. Sweet potatoes were once considered strong _________

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5. During photosynthesis, the chlorophyll _________

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

A. Micro-bodies

B. Nucleus

C. Mitochondria

D. Chloroplasts

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

A. To make money

B. To produce paper

C. To produce tea

D. To make cigarette

8 / 50

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

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

10 / 50

10. Which of the following is not part of the cytoplasm?

A. chromatin

B. hyloplasm

C. spherosomes

D. micro bodies

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

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

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13. The chemiosmosis theory of ATP synthesis was formulated by __________

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

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15. Ribosomes are specially abundant in the ________ cells.

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16. _________ divide cells into many interconnected compartments.

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

A. Nicholass de Saussure

B. T. W. Engelmann

C. Jean Senebier

D. Julius Sachas

18 / 50

18. Cells rely on __________ to start their reactions.

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

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

A. Acton filaments

B. Plasmodesmata filaments

C. Intermediate filaments

D. Microtubules

21 / 50

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

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

A. Acton filament

B. Plasmodesmata

C. Intermidiate filaments

D. Microtubules

23 / 50

23. Conversion of energy from one form to another occurs through a set of chemical reactions collectively called: ______________

A. Metabolism

B. Anabolism

C. Chemosynthesis

D. Catabolism

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

A. Food absorbent

B. Food conducting

C. Water conducting

D. Water absorbent

25 / 50

25. _________is the nucleotide triphosphate involved in membrane production.

26 / 50

26. Which of the following enzymes catalyzes the breakdown of hydrogen peroxide?

A. Catalase

B. Oxidase

C. Hydrogenase

D. Peroxidase

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

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

A. Enzymes

B. Lipids

C. Proteins

D. Growth hormones

29 / 50

29. In which of these regions does plasmodesmata occur?

A. Xylem vessels

B. Pholem vessels

C. Secondary pit-fields

D. Primary pitfields

30 / 50

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

31 / 50

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

A. starch

B. glucose

C. sugar

D. sucrose

32 / 50

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

A. Mainly fluids

B. Inorganic substances

C. Living materials

D. Mainly gases

33 / 50

33. ________ pigment absorb all wavelengths of light.

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

A. exploding a knockout

B. combustion

C. winding a watch

D. pushing a rock

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

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

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

A. I and II

B. I and III

C. III only

D. I only

38 / 50

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

A. They lack glycoproteins

B. They are rigid

C. They are hard enough to prevent leakages

D. Suberized tissues inhibit water loss

39 / 50

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

40 / 50

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

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

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42. ________ first demonstrated that plants produce oxygen.

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

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

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

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46. The largest filaments in the cytoskeleton are _________

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

A. hemicellulose

B. glycoproteins

C. pectin

D. polysaccharides

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

49 / 50

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

50 / 50

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

A. reduce NAD+

B. oxidizes water

C. release oxygen

D. produce ATP

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