EASY
Earn 100

Write some examples of primary consumers.

Important Questions on Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.

EASY
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
Explain the flow of energy in an ecosystem with the help of a diagram.
MEDIUM
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
What do detritus food chains begin with?
EASY
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes

Write the differences between 

Food chain and food web

MEDIUM
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes

Select the correct option for the "P" and "Q" in the given chart of a biological magnification of pesticides.

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EASY
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
Identify the possible link 'M' in the following food chain:
Plant → Insect →M→ Snake → Eagle
EASY
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
In a food chain, deers are
MEDIUM
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
Explain the process of the flow of energy in different trophic level of an ecosystem.
MEDIUM
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
Differentiate between producer and decomposer.
MEDIUM
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
How is the detritus food chain connected with the grazing food chain in a natural ecosystem?
EASY
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
Explain the role of the ‘first trophic level’ in an ecosystem.
HARD
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
By which way the flow of energy and nutrients takes place in an ecosystem.
EASY
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
If 20J of energy is trapped at producer level, then how much energy will be available to peacock as food in the following chain?
plant → mice → snake → peacock
EASY
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
Name the type of food chain that is the major conduit for energy flow in an aquatic ecosystem.
HARD
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
With the help of the diagram, explain the flow of energy in an ecosystem.
EASY
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes

Write down the names of trophic levels in the following food chain: 

Grass →Goat → Man

EASY
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
State and Explain ten percent law of energy.
MEDIUM
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
Draw the sequence of organisms of a food chain of a pond ecosystem.
MEDIUM
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
Describe the DDT biomagnification occurring in an aquatic food chain. State the negative effects the process has on the organisms at the last trophic level of the food chain.
EASY
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes

Match the trophic levels with their correct species examples in grassland ecosystem.

(a) Fourth trophic level (i) Crow
(b) Second trophic level (ii) Vulture
(c) First trophic level (iii) Rabbit
(d) Third trophic level (iv) Grass

Select the correct option.

HARD
Life Sciences>Ecosystems: Interactions, Energy, and Dynamics>Construct and revise an explanation based on evidence for the cycling of matter and flow of energy in aerobic and anaerobic conditions.>Cycles of Matter and Energy Transfer in Ecosystems - Photosynthesis and cellular respiration (including anaerobic processes) provide most of the energy for life processes
A food chain always starts with_____