Tag: nutrition and its types
Questions Related to nutrition and its types
Which of the following groups contains uricotelic animals only ?
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Reptiles, birds, land snails, insects
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Reptiles, birds, land snails, aquatic insects
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Amphibians, birds, land snails, insects
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Amphibians, reptiles, birds, insects
Reptiles, birds land snails and insects excrete nitrogenous wastes as uric acid in the form of white paste and thus they are called uricotelic animals.
Amarbel is an example of
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Autotroph
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Parasite
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Saprotroph
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Host
Amarbel is an example of the parasite. Cuscuta reflexa is the botanical name for the amarbel. It is also known as giant dodder. It grows in a creative manner over host plants and this species has the capability of producing numerous branches within a short period of time. Since it is a parasitic plant, so it depends on host plants for food. Over haustoria, amarbel provide communication with its host plants. Amarbel is widely used in the treatment for a headache, labour pain, bone fracture, fever and rheumatism.
Organisms which obtain their food from non-living material environment are called
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Autotrophs
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Epiphytes
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Parasites
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Saprophytes
Balanophora$/$ Orobanche is a
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Total root parasite
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Partial root parasite
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Partial stem parasite
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Total stem parasite
Balanophora is a total root parasite because it sucks nutrients and water from the roots of host plants like cabbage etc for its survival. In turn, it causes harm to the host.
The smallest angiospermic$/$ dicot parasite is?
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Arceuthobium
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Wolffia
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Cassytha
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Rafflesia
A. Arceuthobium also called dwarf mistletoe, is a parasitic plant growing on pine etc. Its length is about 5mm-8mm. It is the smallest parasitic angiosperm known till date.
A partial parasite is the one which
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Absorbs water and mineral salts from host
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Absorbs only water from host
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Takes food from host only occasionally
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Lives on the host for space only
A plant which depends on its host for only water and nutrients, but not sugars is a partial parasite. They do not depend on the host for food as they are usually chlorophyllous, so they are able to photosynthesize.
A rootless aquatic in which a portion of leaf is modified to form a bladder for catching small aquatic animals is?
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Dionaea
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Drosera
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Utricularia
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Nepenthes
Utricularia is also called as bladderwort because a part of the leaf is modified into a bladder like structure for catching small animals. It is a total root parasite because it is rootless and cannot prepare its own food.
Santalum album$/$ Sandal-wood Tree is?
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Partial root parasite
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Partial stem parasite
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Total stem parasite
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Total root parasite
Botanical name of Venus Fly Trap is?
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Aldrovanda
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Dionaea
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Utricularia
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Nepenthes
A. Aldrovanda is the botanical name of the water wheel plant.
Biggest flower belongs to a plant which is?
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Partial stem parasite
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Partial root parasite
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Total stem parasite
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Total root parasite
The biggest flower belongs to a plant called rafflesia arnoldii, which is a total root parasite because it cannot prepare its own food, thus takes food along with water and minerals from the roots of the host plant.