Chapter 26 Some Major Ecosystems Biology 12th Class Punjab MCQ Tests
12th Class Biology Chapter 26 MCQ Tests
Chapter 26 of 12th Class Biology has 20 questions. If you take an online MCQ test, the system will randomly choose the questions. If you want to take the quiz by chapter then click the start test button.
Total Questions: 20
Total Marks: 20
Time: 20 Mins
Total Questions: 20
Total Marks: 20
Time: 20 Mins
20Min : 00 Sec Remaining
Question # 1
Some seeds possess a chemical which prevents seed from germination, seed only germinate :
Question # 2
What would be the effect of temperature on aquatic or hydrospheric ecosystem?
Question # 3
Which region or zone of ocean is the producing region, where sunlight can penetrate.
Question # 4
Savannah finds its ideal condition of growth in:
Question # 5
Which two biomes are the most similar with regard to rainfall?
Question # 6
In the open ocean, ______________ are organisms that are large enough to swim independently and feed on microscopic organisms and each other.
Question # 7
which one of the following will be a condition, when farming, overgrazing, climate change and/or seasonal drought change farmland into land that cannot support plant life?
Question # 8
What are the three animals found in the Arctic polar lands?
Question # 9
Name the zone of fresh water aquatic ecosystem where enough light can penetrate.
Question # 10
Dominant species of grass land ecosystem includes :
Question # 11
Coniferous forests (alpine) are located:
Question # 12
Which of the following ecosystem is least productive in terms of net primary production?
Question # 13
Why doesnt photosynthesis occur in deep ocean water?
Question # 14
Cells involved in protection, support against gravity in animals are _______.
Question # 15
Some seeds possess a chemical which prevents seed from germination, seed only germinate:
Question # 16
What would be the function of hairy leaves of desert plants?
Question # 17
What is the difference between Alpine Tundra and Arctic Tundra?
Question # 18
Which of the following layers of the forest is thickest during the summer?
Question # 19
Habitat of running water depends on the :
Question # 20
Coniferous Forests located at high latitude are called?
Total Questions
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Question # 1
Some seeds possess a chemical which prevents seed from germination, seed only germinate :
Question # 2
What would be the effect of temperature on aquatic or hydrospheric ecosystem?
Question # 3
Which region or zone of ocean is the producing region, where sunlight can penetrate.
Question # 4
Savannah finds its ideal condition of growth in:
Question # 5
Which two biomes are the most similar with regard to rainfall?
Question # 6
In the open ocean, ______________ are organisms that are large enough to swim independently and feed on microscopic organisms and each other.
Question # 7
which one of the following will be a condition, when farming, overgrazing, climate change and/or seasonal drought change farmland into land that cannot support plant life?
Question # 8
What are the three animals found in the Arctic polar lands?
Question # 9
Name the zone of fresh water aquatic ecosystem where enough light can penetrate.
Question # 10
Dominant species of grass land ecosystem includes :
Question # 11
Coniferous forests (alpine) are located:
Question # 12
Which of the following ecosystem is least productive in terms of net primary production?
Question # 13
Why doesnt photosynthesis occur in deep ocean water?
Question # 14
Cells involved in protection, support against gravity in animals are _______.
Question # 15
Some seeds possess a chemical which prevents seed from germination, seed only germinate:
Question # 16
What would be the function of hairy leaves of desert plants?
Question # 17
What is the difference between Alpine Tundra and Arctic Tundra?
Question # 18
Which of the following layers of the forest is thickest during the summer?
Question # 19
Habitat of running water depends on the :
Question # 20
Coniferous Forests located at high latitude are called?
Total Questions
1234567891011121314151617181920
Biology MCQ Test by Topics
- +26.1 Climate
- +26.2 Aquatic or Hydrospheric Ecosystem
- +26.2.1 Productivity of Aquatic Ecosystem
- +26.2.2 Fresh Water Lakes
- +26.2.3 Intervention of Man in Aquatic Ecosystem
- +26.3 Terrestrial or Lithospheric Ecosystem
- +26.3.1 Light, Nutrients and Water
- +26.3.2 Adaptations for Terrestrial Ecosystem
- +26.3.3 Division of Terrestrial Ecosystem
- +26.4 Some Major Ecosystems in Pakistan
- +26.4.1 Temperate Deciduous Forests
- +26.4.2 Coniferous Alpine and Boreal Forests
- +26.4.3 The Grass Land Ecosystem
- +26.4.4 Desert Ecosystem
- +26.4.5 Tundra Ecosystem
- +26.4.6 Humans and Ecosystems
Biology
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Updated on: 01-09-2026
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