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NEET UG Plant Kingdom — practice questions — page 4

Explore 103 free Plant Kingdom questions in NEET UG Biology. Open each question or exercise to read its content, reference answers and available explanation.

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Plant Kingdom questions and exercises with answers

Showing questions 91–103 of 103.

In heterosporous pteridophytes, megaspores germinate to give:Read the answer and worked solution →The word gymnosperm literally means:Read the answer and worked solution →The coralloid roots of Cycas are associated with:Read the answer and worked solution →The roots of Pinus show a fungal association called:Read the answer and worked solution →In gymnosperms, the highly reduced male gametophyte is the:Read the answer and worked solution →In which gymnosperm are male cones and megasporophylls borne on different trees?Read the answer and worked solution →In gymnosperms, the megaspore mother cell differentiates from a cell of the:Read the answer and worked solution →The female gametophyte of a gymnosperm bears:Read the answer and worked solution →The roots of gymnosperms are generally:Read the answer and worked solution →Gymnosperm pollen grains reach the ovules mainly by:Read the answer and worked solution →Which gymnosperm has an unbranched stem?Read the answer and worked solution →In ferns, the haploid spores develop in clusters called:Read the answer and worked solution →In most multicellular green algae such as Ulva, the two generations are:Read the answer and worked solution →

Worked practice questions

In heterosporous pteridophytes, megaspores germinate to give:

  1. female gametophytes
  2. male gametophytes
  3. new sporophytes
  4. leaf-like sporophylls
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Correct answer: A. female gametophytes

Large megaspores grow into female gametophytes, while microspores give male ones.

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The word gymnosperm literally means:

  1. winged seed
  2. flowering seed
  3. hidden seed
  4. naked seed
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Correct answer: D. naked seed

Gymnos means naked and sperma means seed, since the ovules and seeds are not enclosed.

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The coralloid roots of Cycas are associated with:

  1. nitrogen-fixing cyanobacteria
  2. parasitic root nematodes
  3. mycorrhizal fungal hyphae
  4. nitrifying soil bacteria
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Correct answer: A. nitrogen-fixing cyanobacteria

Cycas has small specialised coralloid roots that house nitrogen-fixing cyanobacteria.

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More Biology topics

Genetics and EvolutionReproduction in Organisms & PlantsBiotechnology and ApplicationsBiodiversity and ConservationThe Living World & Biological ClassificationNeural Control and Chemical CoordinationPrinciples of Inheritance and VariationAnimal Kingdom