Structure and Function of Plant Parts Quiz - ICSE Class 6 Biology
Free practice quiz: Structure and Function of Plant Parts (ICSE Class 6 Biology). 52 multiple-choice questions with answers and explanations. Play online, no sign-up needed.
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Which part of the plant is primarily responsible for absorbing water and minerals from the soil?
- Leaves
- Stem
- Roots
- Flowers
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Answer: C. Roots
Roots anchor the plant and their specialized structures, like root hairs, are designed to absorb water and dissolved minerals from the soil.
Which part of the flower is responsible for producing pollen?
- Stigma
- Style
- Anther
- Ovary
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Answer: C. Anther
The anther is the part of the stamen that contains the pollen, where male gametes are produced.
Plants that grow in marshy areas and have roots that grow vertically upwards to get oxygen are called:
- Hydrophytes
- Xerophytes
- Halophytes
- Mangroves with pneumatophores
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Answer: D. Mangroves with pneumatophores
Mangroves in marshy environments often have pneumatophores, specialized aerial roots that grow upwards and facilitate gas exchange in waterlogged soil.
What is the function of the phloem in the stem?
- To transport water and minerals upwards
- To provide structural support to the plant
- To transport sugars produced during photosynthesis
- To store food reserves
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Answer: C. To transport sugars produced during photosynthesis
Phloem is the vascular tissue responsible for the translocation of sugars (photosynthates) from the leaves to all other parts of the plant.
The fleshy, swollen underground stem of a potato plant is an example of a:
- Rhizome
- Bulb
- Root tuber
- Stem tuber
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Answer: D. Stem tuber
The potato is a classic example of a stem tuber, which is a swollen underground stem used for storing food and vegetative reproduction.