NET, IAS, State-SET (KSET, WBSET, MPSET, etc.), GATE, CUET, Olympiads etc.: Botany MCQs (Practice_Test 31 of 104)
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- Vincristin and Vinblastin, the chemical substances that can cure Leukemia, are obtained from
- Rauwolfia sepentina
- Catharanthus roseus
- Witania somnifera
- Strychnos nux-vomica
- The chief additive of coffee is chicory. The part of the plant used is
- Dried roasted bark
- Dried roasted leaves
- Dried flowers
- Dried roasted roots
- Vegetable fibres are classified based on their morphological nature and structure into
- Bast fibres, structural fibres and filling fibres
- Bast fibres, structural fibres and surface fibres
- Bast fibres, suriace fibres and textile fibres
- Bast fibres, surface fibres and brush fibres
- Which plant part is utilized for extraction of drugs from Adhatoda vasica, Aloe barbadensis and Digitalis purpurea?
- Flowers
- Underground parts
- Leaves
- Stems
- Which one of the following groups is found in tropical deciduous forests?
- Shorea: Terminalia
- Juniperus: Abies
- Quercus: Rhododendron
- Capparis: Acacia
- Sub-tropical pine forest is found in
- Northern part of Assam
- Hilly region of Meghalaya
- Coastal areas in Tamil Nadu
- Western part of Madhya Pradesh
- Which one of the following taxa is commonly available in the moist alpine scrub vegetation of India?
- Shorea
- Rhododendron
- Terminalia
- Dipterocarpus
- Which one of the following statements is true for the evergreen trees?
- They shed their leaves during a particular season only
- They do not shed their leaves
- They shed their leaves all the year round
- They do not show leaf senescence
- Which one of the following terms denotes the southern temperate vegetation of our country and which is represented by extensive growth of grasses and evergreen forests?
- Alpine vegetation
- Moist tropical forest
- Sholas
- Tundra vegetation
- Which one of the following forest types would be found in such a place?
- Tropical wet evergreen forest
- Tropical dry deciduous forest
- Himalayan temperate forest
- Moist alpine scrub
- Consider the following statements: The ex-situ conservation of genetic resources can be done through
- Tissue culture practices
- Maintenance of sanctuaries
- The establishment of germ plasm banks
- The establishment of national parks
- Which of these statements is/are correct?
- 1 and 2
- 2 and 4
- 3 only
- 1 and 3
- Consider the following regions of India:
- Eastern Himalaya
- Eastern Ghats
- Western Ghats
- Western Himalaya
- Which of these are designated as biodiversity Hot spots in India?
- 1 and 2
- 1 and 3
- 2 and 4
- 3 and 4
- Which one of the following is the most convenient and popular source for isolation and culture of protoplasts?
- Root tip
- Shoot meristem
- Leaf
- Pollen
- Which one of the following plants is generally used as green manure?
- Euphorbia
- Sesbania
- Eupatorium
- Parhtinum
- Match List I with List II and select the correct answer:
List-I (Names of Scientists) | List-II (Concept/discipline) |
|
|
- A
- B
- C
- D
- 3
- 4
- 1
- 2
- 4
- 3
- 1
- 2
- 3
- 4
- 2
- 1
- 4
- 3
- 2
- 1