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Question

Which one of the following statements about the Acacia tree is/are correct?
1. It has a long shallow root system which enables it to find moisture
2. It has thorny leaves to prevent water loss
3. It has wide crown so the foliage can absorb the maximum Sunlight
Select the correct answer using the code given below :

The correct answer is
1 only

Acacia Tree Adaptations Analysis

This section examines the given statements about the adaptations of the Acacia tree.

Evaluating Statement 1: Root System

Statement: It has a long shallow root system which enables it to find moisture.

Analysis: Acacia species, often found in dry regions, rely on efficient water acquisition. Many possess extensive shallow root systems that spread wide near the surface. This allows them to quickly absorb moisture from infrequent rainfall events, aiding survival.

Verdict: This statement is correct.

Evaluating Statement 2: Thorny Leaves

Statement: It has thorny leaves to prevent water loss.

Analysis: While Acacia plants typically feature thorns, these are usually modified stems or stipules, acting as a defense mechanism. Thorns are generally located on the stems, not the leaves. The leaves themselves are often small and divided to reduce transpiration, but are not described as thorny.

Verdict: This statement is incorrect.

Evaluating Statement 3: Crown Structure

Statement: It has wide crown so the foliage can absorb the maximum Sunlight.

Analysis: Acacia crown shapes vary greatly. Although sunlight is essential, plants in arid environments often prioritize minimizing water loss over maximizing light absorption. A wide crown can increase transpiration. Thus, this is not a universal or primary adaptation for all Acacias.

Verdict: This statement is incorrect.

Conclusion on Statements

Only Statement 1 accurately describes a key adaptation of the Acacia tree.

  • Statement 1: Correct
  • Statement 2: Incorrect
  • Statement 3: Incorrect

Selecting the Correct Option

The correct option must include only the correct statement(s).

Result: Only statement 1 is correct.

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Important Questions from Biogeography

  1. Which one of the following statements is NOT correct?
  2. Which one of the following does NOT fall in the areas of tropical deciduous forest biomes ?
  3. Caves, arches, stacks and stumps are the landscape features of which one of the following?
  4. Travelling from the Arctic Circle to the Equator what sequence of biomes would one pass through?
  5. The world's largest reef system the 'Great Barrier Reef' is situated in which sea?
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