NET, IAS, State-SET (KSET, WBSET, MPSET, etc.), GATE, CUET, Olympiads etc.: Botany MCQs (Practice_Test 79 of 104)
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- Strong is caused by the
- Depletion of ozone layer
- Presence of high humidity in the atmosphere
- Rapid accumulation of co2 in the atmosphere
- Rapid build-up of products of photochemical oxidation of pollutants in the atmosphere
- The easiest way to improved the denuded forests of teak in India in to
- Apply mycorrhiza
- Apply fertilizer
- Add bacterial culture
- Use green algae
- Which one of the following groups of plants is used in social forestry?
- Mango, Peepul, Neem, Poinsettia
- Eucalyptus, Mango, Banyan, Euphoria
- Subabul, Eucalyptus, Casuarinas, Bamboo
- Subabul, Banyan, Banana, Coconut
- The fo0ur important steps of ecological succession consist of
- Invasion
- Ecesis
- Competition
- Migration
- The correct sequence in which these steps appear during primary succession is
- 2,1, 3,4
- 1,2, 3,4
- 2,1, 4,3
- 1,2, 4,3
- Which one of the following is an important sugar yielding crop that can be profitably cultivated in soils having a high amount of sodium?
- Sugar-beet
- Palymyra palm
- Sugarcane
- Sweet potato
- A virgin island has recently been formed naturally in the Bay of Bengal neat the Indian sub-continent. Which one of the following sets of plants can most appropriately be grown in this area for its consolidation?
- Picea and Abies
- Platanus and salix
- Avicennia and Rhizophroa
- Hopea and Casuarina
- Which one of the following pairs is not correctly matched?
- Match Item 1: Bioremediation
- Match Item 2: Microbe mediated cleaning of pollution
- Match Item 1: Southern blot
- Match Item 2: DNA hybridization
- Match Item 1: Western blot
- Match Item 2: Dideoxy method of DNA sequencing
- Match Item 1: Northern blot
- Match Item 2: Sequencing of RNA
- The preparation of rubber consists of the following steps:
- Tapping
- Smoking
- Pressing
- Coagulation
- The correct sequence of these steps is
- 1,2, 3,4
- 1,4, 3,2
- 1,4, 2,3
- 1,3, 4,2
- Match List I (Plant) with List II (Edible part) and select the correct answer using the codes given below the lists:
Table Supporting: NET, IAS, State-SET (KSET, WBSET, MPSET, Etc.) , GATE, CUET, Olympiads Etc. : Botany MCQs (Practice_Test 79 of 104) List-I List-II - Cashwe nut
- Coconut
- Cassava
- Litchi
- Aril
- Cotyledons
- Root
- Endosperm
- A
- B
- C
- D
- 1
- 2
- 3
- 4
- 1
- 3
- 4
- 2
- 2
- 3
- 4
- 1
- 2
- 4
- 3
- 1
- Match List I (Plant) with List II (Use) and select the correct answer using the codes given below the Lists:
Table Supporting: NET, IAS, State-SET (KSET, WBSET, MPSET, Etc.) , GATE, CUET, Olympiads Etc. : Botany MCQs (Practice_Test 79 of 104) List-I List-II - Azadirachta Indica
- Corchorus capsualaris
- Acacia arabica
- Thea sinensis
- Beverage
- Gum
- Medicine
- Fibre
- A
- B
- C
- D
- 3
- 4
- 1
- 2
- 3
- 4
- 2
- 1
- 4
- 3
- 2
- 1
- 4
- 3
- 1
- 2
- Consider the following statements: In a ripe tomato, as compared to an unripe tomato, the amount of
- Vitamins is higher
- Carbohydrates is less
- Minerals is less
- Proteins is higher
- Of these statements
- 1,3 and 4 are correct
- 1,2 and 4 are correct
- 2,3 and 4 are correct
- 1,2 and 3 are correct
- The high protein content of legumes (pluses) is correlated with
- Application of fertilizers to the soil
- Nitrogen content of the soil
- Nitrogen-fixing bacteria present in the roots
- Their tropical or temperate origin
- The species in which the evolutionary process has been influenced by man to meet his needs is called
- Adventives species
- Introduced species
- Naturalized species
- Domesticated species
- Cedar wood oil, an important mounting medium and used in oil immersion lenses for microscopic studies is obteined from
- Cedrus deodara
- Juniperus virginiana
- Abies spectabilis
- Pinus roxburghii
- Which of the following pairs of structure and functions are correctly matched?
- Match Item 1: Tendril
- Match Item 2: Climbing
- Match Item 1: Penumatophore
- Match Item 2: Respiration
- Match Item 1: Stratospheric
- Match Item 2: Checking UV or beta
- Match Item 1: Ozone shield
- Match Item 2: UV rays.
- Select the correct answer using the codes given below:
- 2 and 3 only
- 1 and 2 only
- 1 and 3 only
- 1,2 and 3