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Food Chain

Q. With refer...

Question

Q. With reference to prey and predator relationship, which of the following statements is/are correct?

Select the correct answer using the code given below:

A

1 only

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B

2 only

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C

Both 1 and 2

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D

Neither 1 nor 2

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Solution

The correct option is C Both 1 and 2
Explanation:

Statement 1 is correct: Predators help in maintaining species diversity in a community by reducing the intensity of competition among competing prey species.

Statement 2 is correct: The Monarch butterfly is highly distasteful to its predator (bird) because of a special chemical present in its body. Interestingly, the butterfly acquires this chemical during its caterpillar stage by feeding on a poisonous weed.

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Similar questions

Q. Assertion :Predators maintain species diversity. Reason: Predators reduce the intensity of competition among competing prey species.

Q. Study the statements and select the correct ones
(a) A lion eating a deer represents predator-prey relationships.
(b) Predator star fish, pisaster, helps in maintaining species diversity of some invertebrates.
(c) Predators ultimately lead to extinction of prey species
(d) Plant chemicals like nicotine and strychnine are produced due to metabolic disorders.

Q. Predators are important for a natural ecosystem because:
(a) They keep prey population under control
(b) They help in maintaining species diversity
(c) They act as conduits for energy transfer across trophic levels
(d) They reduce intensity of competition among competing prey species

Q. Identify the correct statements from the following.
(I) Predator helps in maintaining species diversity
(II) A lion eating a deer and a sparrow eating grain are ecologically similar in being consumers
(III) Predators ultimately lead to the extinction of prey species
(IV) Production of chemicals such as nicotine, strychnine by plants are metabolic disorders

Choose the correct option:

Q. Study statements (a - d) and select the two correct statements.
(a) A lion eating a deer and a sparrow feeding on grain are consumers.

(b) Predator starfish and Pisaster help in maintaining species diversity of some invertebrates.
(c) Predators ultimately lead to the extinction of prey species.
(d) Plant chemicals like nicotine and strychnine are produced due to metabolic disorders.

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