Q. Name the first vertebrate which possessed amniotic egg?

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Q. Name the phylum which is characterized by the presence of notochord.

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Q. Which of the following phylum has a water vascular system?

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Q. In arthropods, Ecdysis or moulting is a process of casting off the skin.

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Q. Which organism has segmental nephridia for excretion and osmoregulation?

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Q. Intestinal fluke disease is caused by phylum__________

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Q. Which of the following is causative agent of Trichionosis?

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Q. Name the organism which has flame-cell in its excretory system?

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Q. Name the phylum which has a single opening for taking food and throwing out faeces?

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Q. Which of the following phylum is known for its asymmetrical body shape?

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Q. Which of the following condition is TRUE for Calotropis?

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Q. Match the correct columns.

1 - Adelphous A - Anther of different stamen is infused state

2 - Syngansious B - Filament of different stamen is fused

3 - Synandrous C - Stamen is attached to the petals

4 - Epipelalous D - Anther and filament both are fused

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Q. Melia, a flower has a pistil of two or more fused carpels, which of the following condition describe this?

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Q. Which of the following is NOT the part of four whorls of flower leaves?

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Q. Double fertilization is a characteristic feature of which of these groups of plants?

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Q. Which of the following is also known as fruitless plants?

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Q. Which of the following is a seedless vascular plant?

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Q. Bryophyte have flask shaped archegonia.

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Q. Which of the following spores is motile in nature?

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Q. Which of the following class of algae consists of alginic acid in their cell wall component?

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