Related Questions

Which one of the following ecosystem covers the largest area of the earth's surface?
A Desert Ecosystem
B Mountain Ecosystem
C Fresh water Ecosystem
D Marine Ecosystem
Which of the following ecosystem covers the largest area of the earth's surface?
A Desert Ecosystem
B Grassland Ecosystem
C Mountain Ecodydtem
D Marine Ecosystem
পৃথিবী পৃষ্ঠে একটি ইটের ওজন 81 N. পৃথিবীর অর্ধেক বাসার্ধের সমান উচ্চতায় এবং অর্ধেক বাসার্ধের সমান গভীরতায় ইউটির উপরে পৃথিবীর অভিকর্ষ বলের মান কত হবে?(A brick weighs 81 N on the surface of the earth. What are the earth's gravitational forces act on it at a height of half of the radius of the earth and at a depth of half of the radius of earth, respectively?)
A 36 N and 81 N
B 36 N and 40.5 N
C 36 N and 20.25 N
D 98 and 40.5 N
E 81 N and 81 N
A body has a weight W on the surface of Earth. What is its weight on a planet whose mass is 15 times that of Earth and a radius that is 4 times that of the earth?
A 15\/4 W
B 16\/9 W
C 16\/7 W
D 16\/15 W
The oldest rocks in the earth's crust were once molten, and came from deep inside the earth. The molten rock, called magma, spewed out in volcanic eruptions during the earth's early life and solidified into hard rock's called
A granite
B basalt
C igneous rocks
D sedimentary rocks
চাঁদের অভিকর্ষজ ত্বরণ পৃথিবীর অভিকর্ষজ ত্বরণের ছয় ভাগের এক ভাগ। চাঁদের ব্যাসার্ধ পৃথিবীর ব্যাসার্ধের এক- চতুর্থাংশ। পৃথিবীর ভর M-এর তুলনায় চাঁদের ভর কত? (The acceleration due to gravity on the Moon is one-sixth of that on the Earth. The radius of the Moon is one-fourth that of the Earth. What is the mass of the Moon compared to that of the Earth, M?)
A M/6
B M/16
C M/24
D M/96
The department of heavy industries plans to...... a vibrant ecosystem for the capital goods sector to....... manpower issues
A organized,unfold
B export,resolve
C create,postponed
D market,transferred
জলজ Ecosystem এর প্রধান উৎপাদকের নাম কী?
A Phytoplankton
B Zooplankton
C Weed
D Herb
An ecosystem is a complex web that _____ animals, plants and every other life form in the biosphere.
A connects
B break up
C detaches
D separates
একটি জলজ Ecosystem এর প্রধান উৎপাদকের নাম কি?
A Phytoplankton
B Zooplankton
C Weed
D কোনটিই নয়

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