NEET Practice Questions (MCQs) with Answers & Solutions

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Opposite decussate phyllotaxy is found in:

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Explanation

Opposite decussate phyllotaxy is where pairs of leaves are arranged at right angles to each other along the stem. This pattern is found in plants like Calotropis.

A brightly coloured bract like covering associated with the banana inflorescence is called:

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Explanation

In the banana plant, a brightly coloured, leaf-like structure called a 'spathe' surrounds the inflorescence. The spathe protects the flowers and facilitates pollination by attracting pollinators.

Inflorescence is :

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Explanation

Inflorescence refers to the arrangement of flowers on the floral axis (peduncle). It describes how the flowers are organized and attached to the main stem of the plant. This arrangement can vary widely among plant species and is important for the reproductive process.

In monocot male gametophyte is: (C.B.S.E.1990)

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Explanation

In monocots, the male gametophyte is derived from the microspore. The microspore undergoes mitotic division to form the male gametophyte, which includes the pollen grain that carries the male genetic material necessary for fertilization.

Acatkin of unisexual flower is found in

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Explanation

Catkins are elongated inflorescences found in certain plants, and they are typically unisexual. Mulberry (Morus) is known to have catkins that bear unisexual flowers.

Flower is a :

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Explanation

A flower is a modified reproductive shoot. It is specialized for reproduction and consists of modified leaves known as sepals, petals, stamens, and carpels.

Flowers are always present in :

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Explanation

Flowers are always present in angiosperms (flowering plants). Angiosperms are characterized by the presence of flowers and fruit enclosing the seeds.

Floral formula represents :

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Explanation

A floral formula is a symbolic representation of the structure of a flower. It indicates the number and arrangement of various floral parts such as sepals, petals, stamens, and carpels. This helps in understanding the morphology of the flower in a concise manner.

From the life cycle point of view the most important part of a plants is:

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Explanation

From the life cycle point of view, the most important part of a plant is the flower. The flower is responsible for the reproductive process, which includes the production of seeds through fertilization. This ensures the continuation of the plant species.

Diadelphous condition is present on:

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Explanation

Diadelphous condition refers to a specific arrangement of stamens where they are fused into two groups. This condition is commonly found in the genus Pisum (pea plant). In Pisum, there are typically 10 stamens, with 9 fused together and one free.

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