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˵Ã÷£ºÎÄÕÂÄÚÈݽö¹©Ô¤ÀÀ£¬²¿·ÖÄÚÈÝ¿ÉÄܲ»È«£¬ÐèÒªÍêÕûÎĵµ»òÕßÐèÒª¸´ÖÆÄÚÈÝ£¬ÇëÏÂÔØwordºóʹÓá£ÏÂÔØwordÓÐÎÊÌâÇëÌí¼Ó΢ÐźÅ:xxxxxxx»òQQ£ºxxxxxx ´¦Àí£¨¾¡¿ÉÄܸøÄúÌṩÍêÕûÎĵµ£©£¬¸ÐлÄúµÄÖ§³ÖÓëÁ½⡣

A: recycle£¨Ê¹ÔÙÑ­»·, ·´¸´Ó¦Óã©on a large scale£¨±ÈÀý,ÊýÖµ·¶Î§£©, B: stop the increase in human population.

C: practice water and energy conservation£¨Êغ㣩. D: all of the above. ÕýÈ·´ð°¸ÊÇD

4. Which of the following is NOT a feature£¨ÌØÕ÷£¬ÆðÖØÒª×÷Óã©of the scientific method? A: hypothesis£¨¼ÙÉ裩

B: conjecture£¨ÍƲâ,²ÂÏ룩 C: controls

D: data collection ÕýÈ·´ð°¸ÊÇB

5. The study of plant function is called A: taxonomy.£¨·ÖÀàѧ£© B: physiology.£¨ÉúÀíѧ£© C: anatomy.£¨½âÆÊѧ£© D: morphology.£¨ÐÎ̬ѧ£© ÕýÈ·´ð°¸ÊÇD

6. Dendrochronology£¨Ê÷ľÄê´úѧ£©, or the study of tree rings, is an example of which branch of botany?

A: taxonomy.£¨·ÖÀàѧ£© B: physiology.£¨ÉúÀíѧ£© C: anatomy.£¨½âÆÊѧ£© D: ecology ÕýÈ·´ð°¸ÊÇC

7. Which botanist is credited£¨ÐÅÓã©with naming and classifying£¨·ÖÀࣩplants? A: von Helmont B: Carson C: Malpighi D: Linnaeus ÕýÈ·´ð°¸ÊÇD

8. What is the name of the book credited with increasing public awareness£¨ÖªµÀ£©of the field of ecology?

A: Silent Spring

B: Species Plantarum C: Origin of Species ÕýÈ·´ð°¸ÊÇA

9. Gregor Mendel is considered the founder of A: plant geography. B: plant genetics. C: cytology.

D: plant systematics ÕýÈ·´ð°¸ÊÇB

10. Cell biology is also referred to as A: genetic engineering.

B: pteridology.£¨Ñò³ÝÖ²Îïѧ£© C: cytology£¨Ï¸°ûѧ£©

D: systematics £¨=taxonomy·ÖÀàѧ£© ÕýÈ·´ð°¸ÊÇC

11. Plants will play an important role in space exploration because of their ability to A: generate£¨²úÉú£©oxygen B: produce drugs.

C: generate carbon dioxide£¨.¶þÑõ»¯Î D: produce fiber. ÕýÈ·´ð°¸ÊÇA

12. The study of botany has its origins£¨ÆðÔ´, ÓÉÀ´£©in which time period? A: Bronze£¨ÇàÍ­£©Age

B: Victorian Period£¨Î¬¶àÀûÑÇÅ®Íõʱ´ú£© C: Stone Age£¨Ê¯Æ÷ʱ´ú£© D: Industrial Revolution ÕýÈ·´ð°¸ÊÇC

Introduction Cell Structure Part B

1. In contrast£¨¶Ô±È, ¶ÔÕÕ£©to eukaryotic cells, prokaryotic cells: A: lack a nuclear envelope.£¨Ä¤£© B: lack genetic material

C: have mitochondria£¨ÏßÁ£Ì壩 D: have chloroplasts

E: have complex chromosomes£¨È¾É«Ì壩 ÕýÈ·´ð°¸ÊÇA

2. When plants moved from the sea to the land, the most critical£¨Î£¼±µÄ£©environmental factor became: A: water.

B: carbon dioxide C: minerals D: oxygen. E: light

ÕýÈ·´ð°¸ÊÇA

3. The two major components£¨×é³É³É·Ö£©of the vascular system are the: A: epidermis and cork B: xylem and phloem.

C: apical meristems and lateral meristems D: cuticle£¨±íƤ£©and stomata. E: embryo£¨ÅßÑ¿£©and seed ÕýÈ·´ð°¸ÊÇB

4. Primary growth refers to growth:

A: originating£¨ÆðÔ´, ·¢Éú£©from apical meristems B: originating from the vascular cambium C: originating from the cork cambium

D: that is of primary importance to the plant

E: that results in the thickening of stems and roots ÕýÈ·´ð°¸ÊÇA

5. Plant ______ is the study of the form of plants. A: physiology

B: taxonomy£¨·ÖÀàѧ£©

C: systematics£¨=taxonomy·ÖÀàѧ£© D: morphology£¨ÐÎ̬ѧ£© E: anatomy£¨½âÆÊѧ£© ÕýÈ·´ð°¸ÊÇD

6. If each gamete£¨½ÓºÏÌå, Åäż×Ó£©of a plant has 12 chromosomes, what is the haploid£¨µ¥±¶Ìå,µ¥Ò»µÄ£©chromosome number of that plant? A: 3 B: 4 C: 6 D: 12 E: 24

ÕýÈ·´ð°¸ÊÇD

7. ______ are plastids£¨ÖÊÌ壩that lack chlorophyll but contain carotenoid£¨ÀàºúÂÞ²·ËØ£©pigments.

A: Etioplasts [°×É«(ÖÊ)Ìå]

B: Chromoplasts£¨É«ËØÄ¸Ï¸°û, ³ÉÉ«ËØÏ¸°û£© C: Leucoplasts£¨°×É«Ì壩 D: Amyloplasts [Ôì·Û(ÖÊ)Ìå] E: Chloroplasts ÕýÈ·´ð°¸ÊÇB

8. Most likely, mitochondria£¨ÏßÁ£Ì壩and chloroplasts evolved[ÓÉ¡­·¢Õ¹(½ø»¯)]from: A: portions of the endoplasmic reticulum. £¨ÄÚÖÊÍø£© B: pieces of nuclei

C: fragments£¨Ë鯬£©of the plasma£¨Ñª½¬£© membrane. D: oil bodies E: bacteria ÕýÈ·´ð°¸ÊÇE

9. The ______ is the liquid material contained within the tonoplast.£¨ÒºÅÝĤ£© A: matrix£¨»ùÖÊ£© B: stroma£¨»ùÖÊ£© C: cell sap£¨Ï¸°ûÒº£©

D: nucleoplasm £¨ºËÔ­ÐÎÖÊ, ºË½¬£© E: cytosol£¨Ï¸°ûÈÜÖÊ,°ûÒº£© ÕýÈ·´ð°¸ÊÇC

10. A principal£¨Ö÷ÒªµÄ£©function of the Golgi bodies is the:

A: synthesis£¨ºÏ³É£© and secretion of cell wall polysaccharides£¨¶àõ±,¾ÛÌÇ,¶à¾ÛÌÇ£©other than cellulose£¨ÏËÎ¬ËØ£©

B: formation£¨Ðγɣ©of ATP by oxidation£¨Ñõ»¯£©of organic£¨ÓлúµÄ£©fuels £¨ÄÜÔ´ÎïÖÊ£© C: conversion£¨×ª»¯£©of radiant energy £¨¹âÄÜ£©to chemical energy.

D: storage of lipids£¨Ö¬ÖÊ£©as oil bodies

E: storage of water, ions£¨Àë×Ó£©, and secondary metabolites£¨´úлÎ ÕýÈ·´ð°¸ÊÇA

11. In the cell wall, ______ molecules£¨·Ö×Ó£©are united to form microfibrils £¨Î¢ÏËά£© A: xylan£¨Ä¾¾ÛÌÇ£© B: pectin£¨½ºÖÊ£©

C: xyloglucan £¨glucanÆÏ¾ÛÌÇ£© D: cellulose

E: glycoprotein£¨Ìǵ°°×Àà, õ±µ°°×£© ÕýÈ·´ð°¸ÊÇD

12. Which of the following statements about the secondary wall is false? A: It usually is deposited£¨´æ·Å, ¶Ñ»ý£©after the cell has stopped growing.

B: Glycoproteins£¨Ìǵ°°×Àà, õ±µ°°×£© and enzymes£¨Ã¸£©are usually abundant constituents.£¨ÒªËØ£©

C: The protoplast£¨Ô­ÉúÖÊÌ壩may die after the secondary wall is laid down. D: It frequently has three distinct£¨Çå³þµÄ£©layers E: Pectins£¨½ºÖÊ£© are usually lacking. ÕýÈ·´ð°¸ÊÇB

Plant Cells and Tissues Part A 1. Apical meristems consist of: A: initials£¨×î³õµÄ£©only B: primary meristems only.

C: immediate derivatives£¨ÅÉÉúÎonly D: initials and primary meristems

E: initials and their immediate derivatives ÕýÈ·´ð°¸ÊÇE

2. What three overlapping£¨Öصþ, ´î½Ó£© processes are involved£¨Óйصģ©in development? A: cell division, cell enlargement, and cell differentiation

B: mitosis£¨ÓÐË¿·ÖÁÑ£©, meiosis£¨.¼õÊý·ÖÁÑ£© and fertilization£¨ÊÚ¾«£© C: mitosis, meiosis, and differentiation

D: growth, morphogenesis, and differentiation

E: primary growth, secondary growth, and morphogenesis£¨ÐÎ̬·¢Éú, ÐÎ̬Ðγɣ© ÕýÈ·´ð°¸ÊÇD

3. The tissue that makes up the pith£¨Ä¾Ë裩and cortex£¨Æ¤²ã£©is: A: collenchyma B: xylem

C: parenchyma D: phloem

E: sclerenchyma. ÕýÈ·´ð°¸ÊÇC

4. ______ is a type of ground tissue composed of cells having thick, often lignified secondary cell walls.

A: Collenchyma B: Xylem

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