EASY
Earn 100

Identify the correct order of the trophic levels.

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Important Questions on Our Environment

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Science>Biology>Our Environment>Flow of Energy in Ecosystem
If rice is cooked in a pressure cooker on the Siachen glacier, at sea beach, and on Deccan plain, which of the following is correct about the time taken for cooking rice?
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Science>Biology>Our Environment>Flow of Energy in Ecosystem
Most animals that live in deep oceanic waters are:
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Science>Biology>Our Environment>Flow of Energy in Ecosystem
Which ONE of the following options lists the primary energy source(s) for all forms of life on earth?
MEDIUM
Science>Biology>Our Environment>Flow of Energy in Ecosystem
A desert lizard (an ectotherm) and a mouse (an endotherm) are placed inside a chamber at 15oC and their body temperature [T (L) for the lizard and T (M) for the mouse] and metabolic rates [M (L) for the lizard and M (M) for the mouse] is monitored. Which one of the following is correct?
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Science>Biology>Our Environment>Flow of Energy in Ecosystem
Biological diversity increases with the productivity of an ecosystem. In which of the following habitats do we see the greatest diversity of species?
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Science>Biology>Our Environment>Flow of Energy in Ecosystem
Stratification is more common in which of the following?
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Science>Biology>Our Environment>Flow of Energy in Ecosystem
The monarch butterfly avoids predators such as birds by:
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Science>Biology>Our Environment>Flow of Energy in Ecosystem
Which of the following ecological pyramids is generally inverted?
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Science>Biology>Our Environment>Flow of Energy in Ecosystem
Which of the following plant traits (characters) is NOT an adaptation to dry (Xeric) habitats?
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Science>Biology>Our Environment>Flow of Energy in Ecosystem
What fraction of the assimilated energy is used in respiration by the herbivores?
EASY
Science>Biology>Our Environment>Flow of Energy in Ecosystem

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.

EASY
Science>Biology>Our Environment>Flow of Energy in Ecosystem
Which one of the following class of animals constitutes the largest biomass on earth?
MEDIUM
Science>Biology>Our Environment>Flow of Energy in Ecosystem
Which ONE of the following statements about ecosystem energetics is INCORRECT?
EASY
Science>Biology>Our Environment>Flow of Energy in Ecosystem
Which of the following interactions does NOT promote coevolution?
EASY
Science>Biology>Our Environment>Flow of Energy in Ecosystem
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
MEDIUM
Science>Biology>Our Environment>Flow of Energy in Ecosystem
Which of the following statements is not correct?
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Science>Biology>Our Environment>Flow of Energy in Ecosystem
Which of the following statements is incorrect?
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Science>Biology>Our Environment>Flow of Energy in Ecosystem
Many population colonising a new habitat show a logistic population growth pattern over time, as shown in the figure below.

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In such a population, the POPULATION growth rate:
EASY
Science>Biology>Our Environment>Flow of Energy in Ecosystem
Individuals of one kind occupying a particular geographic area at a given time are called
MEDIUM
Science>Biology>Our Environment>Flow of Energy in Ecosystem
The study of the relationship between living things and their environment is called _____.