SL/HL Topic C1.3 Photosynthesis - 题库网 (tiku.one)

1#

第 1 题组 (共 4 题 4 分)

1. How is energy from sunlight transformed duridter5,3z qxc ybh0m7 0ng the process of photosynthesis?dre7hy05q t0, b xmzc3

A. Light is converted to heat energy.

B. Light energy is converted to chemical energy.

C. Light energy is converted to organic energy.

D. Electrons are converted into chemical energy.

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2#

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2. What is the source of the oxygen produced in photosyn * 85n cm/-xah +f+ipb*xfvkajthesis

A. Carbon dioxide

B. Glucose.

C. Water

D. Starch

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3#

单选题 ( 1.0 分) (组内3/4) 切至整卷模式搜藏此题

3. Which of the followw ff5c 6gv+6kui1nw2 e+m zxyvq4g33oing is the best description of a limiting factor of photosynthx6qv4o+w3+6yg 3 5vfu1fc2 wz nmekgiesis?

A. A factor which stops a process from happening.

B. A factor which slows a process.

C. A factor which inhibits a process.

D. One of several factors that can limit the rate of a process.

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4#

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4. If a crop is being grown in a greenhouse, which of the following could be us fy4bmo15mui *ed to increase growfmbi5 um4o y*1th rate of the crop?
I. Increased atmospheric carbon dioxide concentration.
II. Light bulbs emitting green light.
III. Controlled mineral ion concentration of the soil.
IV. Spraying with herbicides.

A. I only

B. I and III only

C. II and III only

D. I only

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5#

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5. The diagram shows the process of chromatography and the result achieved using leaves of a potato plant.

I. On the diagram above, draw lipd+bz;72 h c.uyywu hrd: xp8p24yrv3nes to indicate the measurements to be taken to determine the Rf vayb23wz pddcpv hu:4y;2+7 uy 8rxrp.hlue of xanthophyll and use these measurements to find the Rf value.

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6#

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5. The diagram shows the process of chromatography and the result achieved using leaves of a potato plant.

II. Outline the value o7vl+1 en kv*aa1: t1i- s/cdfehe xib9f chromatography as a research tool for studying living systems:1 na1cfkl 1 evh/+7t9x aibi vs-e*ed.

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7#

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6. The diagram shows a Photosynthometer which measures the volume of oxygen given off by a water plant during photosynthesis. The oxygen accumulates in the stem of the plant and rises to the collection point as a bubble. It can then be drawn into the capillary tube by the syringe. The volume of gas produced is measured in the capillary tube using the mm scale.

a. List three limiting facc,y o ij8*xrc/tors of photosynthesis that this apparatus could investigatey / 8ic,oc*jxr

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8#

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第 3 题组 (共 4 题 4 分) 当前第2/4题

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6. The diagram shows a Photosynthometer which measures the volume of oxygen given off by a water plant during photosynthesis. The oxygen accumulates in the stem of the plant and rises to the collection point as a bubble. It can then be drawn into the capillary tube by the syringe. The volume of gas produced is measured in the capillary tube using the mm scale.

b. For one of the limitingh*e- 5fp,wvimb vw op7 ;-8a:hggpw+y*vud8f factors that you have listed, outline how you would manipulate the variables to carry out+vdu8 fw5v*8he-*p;w w b gh -oy7pgipm:fv,a the investigation.

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9#

问答题 ( 1.0 分) (组内3/4) 切至整卷模式搜藏此题

第 3 题组 (共 4 题 4 分) 当前第3/4题

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6. The diagram shows a Photosynthometer which measures the volume of oxygen given off by a water plant during photosynthesis. The oxygen accumulates in the stem of the plant and rises to the collection point as a bubble. It can then be drawn into the capillary tube by the syringe. The volume of gas produced is measured in the capillary tube using the mm scale.

c. Outline one methodological inaccuracy when using thejzdp1q- gqz7gafr aa 1+a7k496ks .99uiovpv apparatus.

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10#

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第 3 题组 (共 4 题 4 分) 当前第4/4题

题组内容描述:
6. The diagram shows a Photosynthometer which measures the volume of oxygen given off by a water plant during photosynthesis. The oxygen accumulates in the stem of the plant and rises to the collection point as a bubble. It can then be drawn into the capillary tube by the syringe. The volume of gas produced is measured in the capillary tube using the mm scale.

d. List two measurements (other than the voluu0 x ttpu(rk2os0w v8-5 u.jfwme of oxygen) that must be made to calculate t0ujt2 r(f votkxp 8.w5w suu0-he rate of photosynthesis in a particular set of conditions.

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11#

问答题 ( 1.0 分) (组内1/3) 切至整卷模式搜藏此题

第 4 题组 (共 3 题 3 分)

7. Outline why the absorpt8 9cxj tuxfy.,ion spectrum of chlorophyll pigments is closely aligned to the action spe,xfytj89cx .u ctrum of photosynthesis.

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12#

问答题 ( 1.0 分) (组内2/3) 切至整卷模式搜藏此题

8 Explain why an understanding of the limiting facto;gaurl22:clh6ni czsid-2g, rs of photosynthesis is impor:6 g;surldc2z aghni ci l,-22tant for the successful production of crops grown in greenhouses.

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13#

问答题 ( 1.0 分) (组内3/3) 切至整卷模式搜藏此题

9 Photosystems are made of arrays of pigment molecules arranged in memb(-rz1ve 8pre8vgdjim*:qa i-ranes.
Discuss the importance of the membranes of the chloroplast in the efficient transformation of light energy into the energy in ATP.

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