Recent questions tagged medium

Mesosome help in respiration, secretion processes, to :

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Mesosome help in :

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Mesosome help in :

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Mesosome is formed by extensions of plasma membrane into the cell in the form of :

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The plasma membrane is :

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The cell wall :

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Regarding prokaryotes and eukaryotes choose the incorrect option:

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Regarding plasmid DNA choose the incorrect option:

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Choose the odd one out :

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1. Cells of bacteria could be 30 to 50 μm in length. 2. The largest isolated single cell is the egg of an ostrich. Regarding 1 and 2 :

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$Na^+/k^+$ Pump is

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1. Animal and plant cells contain non-membrane bound organelle called centriole 2. Centriole helps in cell division. Regarding 1 and 2 :

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1. The cytoplasm is the main arena of cellular activities in both the plant and animal cells. 2. Various chemical reactions occur in it to keep the cell in the ‘living state’. Regarding 1 and 2 :

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Omnis cellula-e cellula means :

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Regarding Reductionist Biology choose the incorrect one :

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Choose the odd one out regarding Symmetry :

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Choose the odd one out regarding Symmetry :

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Choose the odd one out regarding Coelom :

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Choose the odd one out regarding Coelom :

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Choose the odd one out regarding Coelom :

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Choose the odd one out regarding Segmentation :

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Choose the odd one out regarding Segmentation :

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Choose the odd one out regarding Digestive System :

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Choose the odd one out regarding Digestive System :

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Choose the odd one out regarding Circulatory System :

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Choose the odd one out regarding Circulatory System :

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Choose the odd one out regarding Respiratory System :

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Choose the odd one out regarding Respiratory System :

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Choose the odd one out:

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The most unique mammalian characteristic is :

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Class – Mammalia : 1. They are found in a variety of habitats – polar ice caps, deserts, mountains, forests, grasslands and dark caves. 2. Some of them have adapted to fly or live in water. Regarding 1 and 2 :

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Class – Aves : 1. Skin is dry without glands. 2. They have oil gland at the base of the tail. Regarding 1 and 2:

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Class – Reptilia : 1. Reptiles are homoiotherms. 2. Snakes and lizards shed their scales as skin cast. Regarding 1 and 2:

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Class – Reptilia : 1. Limbs may be present or may not be present. 2. Limbs, if present, then present as two pairs. Regarding 1 and 2:

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Class – Reptilia : 1. They have external ear openings. 2. Tympanum represents ear. Regarding 1 and 2:

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Regarding Reptilia : Their body is covered

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Class – Reptilia : 1. They are mostly terrestrial animals 2. Their body is covered by dry and cornified skin, epidermal scales or scutes. Regarding 1 and 2:

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Regarding Amphibia, heart is :

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Regarding Amphibia, respiration is :

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Regarding Amphibia, which of the following open into cloaca :

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Class – Amphibia : 1. The eyes have eyelids. 2. A tympanum represents the ear. Regarding 1 and 2:

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Choose the odd one out:

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Regarding Osteichthyes : 1. They have three pairs of gills 2. Gills are covered by an operculum on each side. Regarding 1 and 2:

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Regarding Osteichthyes : 1. Their body is streamlined. 2. Mouth is mostly terminal. Regarding 1 and 2:

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Choose the odd one out:

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Choose the odd one out:

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Choose the odd one out:

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Class – Chondrichthyes : 1. They have external fertilisation 2. Many of them are viviparous. Regarding 1 and 2:

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Class – Chondrichthyes : 1. Sexes are separate. 2. In males pelvic fins bear claspers. Regarding 1 and 2:

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Regarding Classes Chondrichthyes & Osteichthyes of Pisces: Assertion (A): They are called cold-blooded animals. Reason (R): They are aquatic (marine or fresh water) and as they in continous contact with water their blood is cold. Regarding (A) and (R) :

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