ঢাকা বিশ্ববিদ্যালয় (A Unit) #3901
কোষের এক পার্শ্বে ফ্ল্যাজেলা গুচ্ছাকারে লাগানো থাকলে সেই ব্যাকটেরিয়ামকে বলা হয়-
ঘ: লোফোট্রিকাস
Explanation:
কোষের এক পার্শ্বে ফ্ল্যাজেলা গুচ্ছাকারে লাগানো থাকলে সেই ব্যাকটেরিয়ামকে বলা হয়- সঠিক উত্তর লোফোট্রিকাস
লোফোট্রিকাস (lophotrichous) - এদের একগুচ্ছ ফ্ল্যাজেলা থাকে একটি বা উভয় পোলে
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3902
A synonym of 'prolong' is ____ .
B: protract
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3903
The passage is about _______ . A: Indonesia's nine-year-old volcano's eruption B: Mud versus usual volcanoes in science C: Indonesia's mud volcano and its causes D: Why Indonesia's dormant volcano became active
C: Indonesia's mud volcano and its causes
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3904
যে সব স্নায়ু কেন্দ্রীয় অংশ থেকে নির্দেশ বহন করে বিভিন্ন অঙ্গে নিয়ে যায় তাদের কি ধরনের স্নায়ু বলে? Explanation:
যে সব স্নায়ু কেন্দ্রীয় অংশ থেকে নির্দেশ বহন করে বিভিন্ন অঙ্গে নিয়ে যায় তাদের কি ধরনের স্নায়ু বলে? সঠিক উত্তর মোটর
চেষ্টীয় স্নায়ু বা বহির্বাহী স্নায়ু (Efferent nerve):- এরা কেন্দ্রীয় স্নায়ুতন্ত্র থেকে অনুভূতি বয়ে নিয়ে যায় ইফেক্টর (Effector) বা কারক কোষে । মোটর নিউরনের স্নায়ুতন্র দিয়ে এরা তৈরি বলে এদের মোটর নার্ভ বা চেষ্টীয় স্নায়ু বলে।
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3905
A synonym for 'expel' would be - ঢাকা বিশ্ববিদ্যালয় (A Unit) #3906
Gerontologists are _______ . A: researchers who look into the mental states of human beings . B: people who study old age. C: nutritionists who study the impacts of food on our health . D: scientists who study the physiological processes of human organs .
B: people who study old age.
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3907
"Metabolism ' is ____ . A: the process of ageing . B: the extract of toxic elements form our body . C: the intake of toxic elements through our body . D: the chemical processes that occur within a living organism to maintain life .
D: the chemical processes that occur within a living organism to maintain life .
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3908
A 'Pioneer' is a/an:
A: leader
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3909
'Largely' can be replaced by all except
D: generously
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3910
Choose a suitable title for the passage : A: The advantages of science education for young people B: Preparing students for science education C: The Classics and science education for the young . D: The problems of science education for young people
A: The advantages of science education for young people
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3911
The opposite of 'rationally ' is
C: unreasonably
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3912
The word 'emitted' can be replaced by :
B: discharged
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3913
The passage is about : A: The role of pollutants is increasing air pollution all over the world. B: Hazardous effects of air pollution and the role of urban planners in improving living conditions. C: The devastating effect of acid rain of forest resources, crops and water bodies . D: The extensive use of cars and vehicles is diminishing the growth of a risk -free society.
B: Hazardous effects of air pollution and the role of urban planners in improving living conditions.
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3914
The word' pollutants' in the passage is a /an ঢাকা বিশ্ববিদ্যালয় (A Unit) #3915
If an idea "stands to reason "it is -
B: apparently sensible
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3916
Volcanoes usually spew
B: stinking mud
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3917
In the passage , "flourish" means the opposite of -
B: decline
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3918
'Cumulative' in the passage in a /an _____ .
C: adjective
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3919
"the bird is sedated" means: A: the bird is put to sleep B: the bird is fixed or fastened C: the bird is examined through the use of radiation D: the bird is examined for documentation
A: the bird is put to sleep
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3920
"Unequivocally " means -
B: clearly
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3921
Which of the following opinions is not shared by the writer of the passage? A: Participation of women science is beneficial for humanity . B: Women bring in new ideas and resources. C: Whom tend to be more intelligent than men D: Excluding women from science is counter -productive
C: Whom tend to be more intelligent than men
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3922
According to the "wear -and- tear theory", ageing takes place due to ____ . A: biological and social consequences B: psychological and biological consequences C: psychological and social consequences D: biological , mental and social consequences
A: biological and social consequences
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3923
'taking a toll" in the passage means :
C: causing damage
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3924
What goal has been reached through science teaching in schools by now? A: teaching them about important scientific discoveries B: teaching them to think logically and correctly C: teaching young people some truths about the universe D: teaching them about scientific appliances
C: teaching young people some truths about the universe
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3925
The word " ample" in the sixth sentence is an adjective . The noun -form of it is
B: amplitude
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3926
which of the following is not the reason for women staying away form science, according to the passage? B: inadequate faccilities
C: orthodox mindset
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3927
The spelling of " center " is -
A: American English
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3928
A coral reef is - D: a rock formation in the sea
D: a rock formation in the sea
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3929
which of the following statements is valid ? A: There have been fewer changes in the 20th century them in the previous one. B: Everyone knew that changes would come very fast . C: Most changes have come through the microchip . D: It has become impossible to contact friends .
C: Most changes have come through the microchip .
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3930
'exasperatingly elusive' means B: irritably difficult to detect C: exhaustively selective D: tiresomely difficult search
B: irritably difficult to detect
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3931
"additional " in the passage is a /an -
D: adjective
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3932
'gentle reminder ' here means :
C: subtle hint
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3933
'Highlights ' being used in the sentence as
A: a noun
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3934
Choose the most suitable title for the passage : C: Recent Break through in Technology
B: Progress
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3935
What happens with the increase in the atmospheric temperature? A: The weather becomes very pleasant B: It causes flooding in urban areas C: Crop production is reduced D: Urban areas become overpopulated
C: Crop production is reduced
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3936
According to the passage, NASA is worried that ____ . A: Its spacecraft may unwillingly harm Jupiter's life forms B: NASA astronauts may be harmed by Jupiter's life forms C: Its spacecraft may crash land into Jupiter accidentally D: NASA should abandon its Jupiter programmer immediately
B: NASA astronauts may be harmed by Jupiter's life forms
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3937
NASA is 'pondering' the fate of the Galileo spacecraft, in other words, it is _____ . B: making exact calculations
D: considering serously
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3938
NASA is worried that Galileo might 'blunder ' into Jupiter, that i to say , it might . A: end up on the planet by sticking to theright course B: end up on the planet accidentally C: land on the planet accidentally D: land on the planet after a sustained flight
D: land on the planet after a sustained flight
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3939
Choose a word that can be used instead of the phrase "sudden proliferation" -
B: mushrooming
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3940
'Life expectancy ' means ' :
D: hows long one lives
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3941
Choose s the correct sentence A: You are write your name at the top of each paper B: You are to write your name at the top of each sheet of papers C: You are to write your name at the tops of each sheet paper D: You are to write your name at the top of each sheet of paper
B: You are to write your name at the top of each sheet of papers
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3942
Choose an alternative to 'flow to the writing' C: A satisfactory pattern
C: A satisfactory pattern
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3943
The ' shallow" in the second sentence means -
C: not very deep
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3944
'taken along' stands for
A: carry along
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3945
Novelist judge an individual's mental characteristics by _____ . D: physical shape , color and cloths
D: physical shape , color and cloths
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3946
'Prospective ' in the passage is a /an ____ .
C: adjective
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3947
In the tropics B: shelter and food are easy to find C: many subjects are discussed
A: the climate is warm
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3948
The main subject of the passage is - A: The beauty of a coral reef B: The correlation of climate and life C: The struggle for existence D: The colours of a coral reef
A: The beauty of a coral reef
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3949
Phrenology is __ A: the detailed study of the shape and size ofhte caranium as a supposed indication of character and mental abilities. B: the art or practice of supposedly interpreting a person's character of predicting their future by examining the palm of their hand . C: the study of the movements and relative positions of celestial bodies interpreted as having an influence on human affairs. D: the study of the shape and features of a person;s facial expression.
B: the art or practice of supposedly interpreting a person's character of predicting their future by examining the palm of their hand .
ঢাকা বিশ্ববিদ্যালয় (A Unit) #3950
A synonym of 'accentuate ' is __
A: emphasize