کتاب های آمادگی آزمون کارشناسی ارشد سراسری رشته کشاورزی گرایش بیوتکنولوژی (البته بعضی دروس برای دیگر گرایش ها هم قابل استفاده است) ویژه کنکور سال 95 - به همراه تست ها و پاسخ تشریحی
Somatic cell hybridization :
Somatic cell hybridization, also called somatic cell fusion or protoplast fusion, Refers to
the fusion of plant protoplasts ( cells devoid of cell walls ) from Somatic cells of different
species and the subsequent regeneration of hybrid Plants from the fused protoplasts.
The procedure is peoposed for use in plaut breeding to form a hybrid by fusing somatic
cells where seeds cannot be obtained by sexual hybridization following Wide crosses.
Biological yield : the total yield of plant material.
اصلاح نباتات هنر و علم بهبود ریشه ارش گیاهان به نفع بشریت می باشد.
چطور تنوعات قابل توارشا در طبیعت خلق می شوند ؟
تنوعات قابل توارشا در گیاهان و در طبیعت از طریق موتاسیون – ترکیبات ژنی – تنوع در تعداد کروموزوم ایجاد می
گردند.
گونه های گیاهی در طبیعت طی پروسه های مراحل رشدی آنها تکاملی پیدا می کند. اگر اصلاح گران نتوانند یکپمای
مورد نظر گیاهی خود را بوسیله انتخاب از مخلوط ژنتیکی جمعیتهای طبیعی یک گونه گیاهی بدست آورند. آنها مجبور
به ایجاد جمعیتهای جدیدی از آنچه که به انتخاب ارقام بهتر می انجامد روی بیاورند.
مجموعه تست
Part A: Grammar and Vocabulary
Choose the best answer to each question.
١- Farmers look forward ……… in the country fairs every summer.
١) to participate ٢) participating ٣) to participating ٤) for participating
٢- Unlike most Europeans, many Americans ……… bacon and eggs for breakfast.
١) used eating ٢) used to eating ٣) are used to eat ٤) are used to eating
٣- Not until a monkey is several years old ……… to show signs of independence
from its mother.
١) it begins ٢) beginning ٣) to begin ٤) does it begin
٤- The country would have won the war if the army ……… better.
١) fought ٢) had fought ٣) has fought ٤) would fight
٥- The court ……… the agreement after months of debate.
١) nullified ٢) penetrated ٣) vanished ٤) inclined
٦- Pop art aimed to show all ……… of modern culture.
١) facets ٢) outlines ٣) retorts ٤) analogies
٧- The ……… of life forms on Earth makes zoology an interesting area of study.
١) accomplishment ٢) diversity ٣) vibration ٤) exaggeration
٨- The ……… export of the Middle East is Petroleum.
١) immense ٢) exceeding ٣) predominant ٤) brilliant
Part B: Cloze Test
Choose the answer that best completes each blank.
مجموعه تست
Part A: Vocabulary and Grammar
Directions: Choose the number of the answer (١), (٢), (٣), or (٤) that best completes
the sentence.Then mark your choice on your answer sheet.
١-We have ……… all the latest safety features into the design so there is no need to
worry about the project on that count
١) derived ٢) consisted ٣) comprised ٤) incorporated
٢-She's working for an overseas ……… of the company and earning a huge salary
for an
employee of her experience.
١) authority ٢) accessory ٣) subsidiary ٤) supplementary
٣- Many experts ……… rewarding your child for good behaviour but few would
suggest punishment for bad behaviour.
١) amend ٢) acquire ٣) attribute ٤) advocate
٤- Malnutrition in the region is quite ………, affecting up to ٧٨٪ of children under
five.
١) conflicting ٢) widespread ٣) inconsistent ٤) obligatory
٥- The explosion was of such ……… that it was heard five miles away; it smashed
shop windows all around the area.
١) intensity ٢) deviation ٣) enthusiasm ٤) complemen
One useful learning technique is mnemonics. The Greeks (٩) ……… this memory
system from their (١٠) ……… of mnemosyne, who was the goddess of memory.
They learned that you can remember things (١١) ……… them together in some way.
For example, as soon as your brain (١٢) ……… the word "apple," it remembers the
colors, tastes, textures, smells, etc. of that particular fruit.
٩- ١) developed ٢) had developed ٣) have developed ٤) were developing
١٠- ١) participation ٢) invention ٣) worship ٤) arrangement
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