Tag: some important plants

Questions Related to some important plants

Which one of the following is the botanical name of oil palm?

biology plant kingdom and the environment around us some important plants uses of plants as medicine medicinal plants

  1. Elaeis guineensis

  2. Olea europeaea

  3. Cocas nucifera

  4. Carthmus tintorius

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Correct Option: A

Narcotic and soothing properties of tobacco is due to or Harmful alkaloid contained in the leaves of tobacco is ___________.

biology plant kingdom and the environment around us some important plants uses of plants as medicine medicinal plants

  1. Caffeine

  2. Aconite

  3. Nicotine

  4. Codeine

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Correct Option: C
Explanation:

 Nicotine is a harmful alkaloid of tobacco and the pharmacological activity of tobacco is almost entirely  due to its content nicotine which is consumed in various forms, is absorbed through the lining of the lungs,gut etc it acts upon the nervous system, may cause paralysis, cyanosis etc. It is an irritant and therefore may lead to oral and lung cancer.

So, the correct answer is 'Nicotine'

Antimalarial drug quinine is obtained from

biology plant kingdom and the environment around us some important plants uses of plants as medicine medicinal plants

  1. Bark of Cinchona

  2. Root of Cycas

  3. Stem of Mango

  4. None of the above

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Correct Option: A
Explanation:

Quinine is the drug obtained from the bark of Cinchona tree primarily used for the treatment of malaria that is a disease caused by parasite protozoan Plasmodium.

So the correct option is 'Bark of Cinchona'

Plants like Aegle marmelos, Ocimum sanctum and Ficus religiosa are designated as

biology plant kingdom and the environment around us some important plants uses of plants as medicine medicinal plants

  1. Sacred plants

  2. Traditional food crops

  3. Lesser known food plants

  4. Medicinal plant species

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Correct Option: A
Explanation:

Some plants are used for sacred and ceremonial purposes and are known as sacred plants. For example, Prosopis cineraria' known as Jammi, Shami, Khejri Tree, or Ghaf, is a species of flowering tree belonging to the pea family, Fabaceae is a sacred plant. The importance lies during the tenth day of the Dasara Festival when it is worshipped in various parts of India. Other examples include Aegle marmelos, Ocimum sanctum, and Ficus religiosa.

So, the correct answer is 'Sacred plants'.

Of the following plants, which one would you consider an endangered plant due to overexploitation?

biology plant kingdom and the environment around us some important plants uses of plants as medicine medicinal plants

  1. Dioscorea

  2. Maize

  3. Wheat

  4. Rice

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Correct Option: A
Explanation:

Dioscorea is considered an endangered plant due to overexploitation.  This is a medicinal plant from the Himalayan region and it produces bulbil and rhizome and it is rich in streodial compound . 

Maize, Wheat, and rice are not used for medicinal purposes.
Hence, Option A is correct.

Which one of the following pairs is NOT correctly matched?

biology plant kingdom and the environment around us some important plants uses of plants as medicine medicinal plants

  1. Neem - Azadirachtin

  2. PEG- Protoplast fusion

  3. Gybogenesis- Haploids

  4. Wheat- $2$-celled pollen

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Correct Option: A

Allelopathic effect of excretion of one plant species on another associated plant species is related to.

biology plant kingdom and the environment around us some important plants uses of plants as medicine medicinal plants

  1. Healing of wounds

  2. Inhibition of growth

  3. Promotion of closer association

  4. Prevention of attack by pathogenic microbes

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Correct Option: A

Many herbs of medicinal value can be obtained on a commercial scale by __________________.

biology plant kingdom and the environment around us some important plants uses of plants as medicine medicinal plants

  1. Developing a quick rooting and multiplying medium for vegetative buds

  2. Long-term hybridization process for increasing fertility of seeds

  3. Physiological research for finding the cause of non-viability of seeds

  4. Using the hormone dipping system for cutting

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Correct Option: A

'Triphala' powder is prepared from.

biology plant kingdom and the environment around us some important plants uses of plants as medicine medicinal plants

  1. Terminalia belerica, T. Chebula and T. Tomentosa

  2. Terminalia belerica, T. Chebula and phyllanthus emblica

  3. Terminalia Chebula, Phyllanthus emblica and Diospyros melanoxylon

  4. Terminalia chebula, buchanania lanzan and emblica officinalis

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Correct Option: A

Match List I with List II and select the correct answer.

List-I(Plants) List-II(Medicinal value)
a. Adhtoda vasica $1$. Antihelminthic
b. Artemisia maritima $2$. Ecpectorant
c. Digitalis purpurea $3$. Treatment for Heart Disease
d. Podophyllum emodi $4$. Purgative
biology plant kingdom and the environment around us some important plants uses of plants as medicine medicinal plants

  1. A-$2$, B-$1$, C-$3$, D-$4$

  2. A-$3$, B-$1$, C-$2$, D-$4$

  3. A-$2$, B-$4$, C-$3$, D-$1$

  4. A-$3$, B-$4$, C-$2$, D-$1$

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Correct Option: A