Science — English

What is the main consequence of soil degradation for food security?
Soil degradation primarily leads to decreased agricultural productivity, which directly undermines food security. As soil loses its nutrients and structure...
Added: 02 Mar 2000
Updated: 06 Nov 2025
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What is the process by which plants absorb nutrients from the soil?
The process by which plants absorb nutrients from the soil is called uptake, primarily occurring through their root systems. Roots...
Added: 02 Mar 2000
Updated: 28 Nov 2025
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What is the primary function of the enzyme catalase?
The primary function of the enzyme catalase is to catalyze the decomposition of hydrogen peroxide (H2O2) into water and oxygen....
Added: 02 Mar 2000
Updated: 25 Nov 2025
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What is the term for the synchronous movement of members within a group?
The term for the synchronous movement of members within a group is cohesion. In biological contexts, cohesion can refer to...
Added: 02 Mar 2000
Updated: 26 Nov 2025
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What is the chemical formula of ozone?
The chemical formula of ozone is O3. This molecule consists of three oxygen atoms bonded together and plays a crucial...
Added: 02 Mar 2000
Updated: 15 Nov 2025
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What is the role of water in cellular processes?
The role of water in cellular processes is multifaceted, as it is essential for biochemical reactions, regulation of temperature, and...
Added: 02 Mar 2000
Updated: 25 Nov 2025
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What is the impact of climate change on coral reefs?
The impact of climate change on coral reefs is profound, leading to phenomena like coral bleaching. Rising sea temperatures cause...
Added: 02 Mar 2000
Updated: 01 Nov 2025
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What is the primary method of assessing ecological health?
The primary method of assessing ecological health is through the evaluation of biodiversity and ecosystem function. Indicators such as species...
Added: 02 Mar 2000
Updated: 22 Nov 2025
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What is the significance of having keystone species in ecosystems?
The significance of having keystone species in ecosystems lies in their disproportionately large impact on their environment relative to their...
Added: 02 Mar 2000
Updated: 09 Nov 2025
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What is the term for organisms that are capable of photosynthesis?
Organisms that are capable of photosynthesis are termed photoautotrophs. These include plants, algae, and certain bacteria, which use sunlight, along...
Added: 02 Mar 2000
Updated: 30 Nov 2025
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What is the primary function of the chloroplast in plant cells?
The primary function of the chloroplast in plant cells is to conduct photosynthesis. Chloroplasts contain chlorophyll, a green pigment that...
Added: 02 Mar 2000
Updated: 28 Nov 2025
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What is the role of cellular membranes in maintaining homeostasis?
The role of cellular membranes in maintaining homeostasis is vital as they regulate the transport of substances into and out...
Added: 02 Mar 2000
Updated: 14 Nov 2025
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What is the chemical basis for DNA replication?
The chemical basis for DNA replication involves the processes of unwinding the double helix, complementary base pairing, and synthesis of...
Added: 02 Mar 2000
Updated: 16 Nov 2025
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What is the main factor affecting the chemical properties of materials?
The main factor affecting the chemical properties of materials is their atomic structure, particularly the arrangement of electrons in atoms....
Added: 02 Mar 2000
Updated: 05 Nov 2025
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What is the primary determinant of a species' range?
The primary determinant of a species' range is environmental factors such as climate, habitat availability, and resource accessibility. These factors...
Added: 02 Mar 2000
Updated: 21 Nov 2025
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What do we call the interconnected web of life that sustains ecosystems?
The interconnected web of life that sustains ecosystems is called the biosphere. This term encompasses all ecosystems on Earth, highlighting...
Added: 02 Mar 2000
Updated: 01 Dec 2025
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What is the significance of maintaining ecological balance in ecosystems?
Maintaining ecological balance in ecosystems is significant as it ensures the sustainability and health of the environment. Balanced ecosystems promote...
Added: 02 Mar 2000
Updated: 27 Nov 2025
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What is the role of the spinal cord in sensory processing?
The role of the spinal cord in sensory processing is to act as a major pathway for nerve signals between...
Added: 02 Mar 2000
Updated: 01 Dec 2025
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What is the main process that drives the flow of energy through an ecosystem?
The main process that drives the flow of energy through an ecosystem is trophic dynamics, which involves the transfer of...
Added: 02 Mar 2000
Updated: 09 Nov 2025
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What is the chemical reaction that produces glucose during photosynthesis?
The chemical reaction that produces glucose during photosynthesis can be summarized by the equation: 6CO2 + 6H2O + light energy...
Added: 02 Mar 2000
Updated: 20 Nov 2025
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