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Latest WBSSC SLST Higher Secondary Assistant Teacher Agronomy Exam Question (Objective Questions), MCQ in English

Subjects : Agronomy

Question Bank WBSSC SLST Higher Secondary Assistant Teacher (Agronomy) Exam - English
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Agronomy

Question 1Single Answer
What is the primary source of energy for Earth's atmosphere?
  1. A
    Solar radiation
  2. B
    Earth's core
  3. C
    Volcanic activity
  4. D
    Ocean currents
Question 2Single Answer
Which layer of the atmosphere contains the ozone layer?
  1. A
    Troposphere
  2. B
    Stratosphere
  3. C
    Mesosphere
  4. D
    Thermosphere
Question 3Single Answer
In which atmospheric layer does most weather phenomena occur?
  1. A
    Stratosphere
  2. B
    Troposphere
  3. C
    Mesosphere
  4. D
    Ionosphere
Question 4Single Answer
What is the approximate thickness of the troposphere at the equator?
  1. A
    5-7 km
  2. B
    10-12 km
  3. C
    16-18 km
  4. D
    20-22 km
Question 5Single Answer
Which gas is the most abundant in Earth's atmosphere?
  1. A
    Oxygen
  2. B
    Nitrogen
  3. C
    Carbon dioxide
  4. D
    Argon
Question 6Single Answer
What is the primary role of the thermosphere in the atmosphere?
  1. A
    Weather formation
  2. B
    Absorption of solar radiation
  3. C
    Ozone production
  4. D
    Cloud formation
Question 7Single Answer
Which layer of the atmosphere is responsible for reflecting radio waves?
  1. A
    Stratosphere
  2. B
    Mesosphere
  3. C
    Ionosphere
  4. D
    Troposphere
Question 8Single Answer
What is the boundary between the troposphere and stratosphere called?
  1. A
    Tropopause
  2. B
    Stratopause
  3. C
    Mesopause
  4. D
    Thermopause
Question 9Single Answer
Which atmospheric layer experiences the highest temperatures?
  1. A
    Troposphere
  2. B
    Stratosphere
  3. C
    Mesosphere
  4. D
    Thermosphere
Question 10Single Answer
What percentage of the atmosphere's mass is found in the troposphere?
  1. A
    50%
  2. B
    75%
  3. C
    90%
  4. D
    99%
Question 11Single Answer
Which weather element is most critical for photosynthesis in crops?
  1. A
    Temperature
  2. B
    Humidity
  3. C
    Light
  4. D
    Wind
Question 12Single Answer
What is the optimal temperature range for most cereal crops like wheat and rice?
  1. A
    10-15°C
  2. B
    15-25°C
  3. C
    25-35°C
  4. D
    35-45°C
Question 13Single Answer
High humidity levels in the atmosphere can lead to which crop issue?
  1. A
    Drought stress
  2. B
    Fungal diseases
  3. C
    Nutrient deficiency
  4. D
    Stunted root growth
Question 14Single Answer
How does excessive wind affect crop growth?
  1. A
    Increases photosynthesis
  2. B
    Causes lodging and physical damage
  3. C
    Enhances pollination
  4. D
    Improves soil aeration
Question 15Single Answer
Which weather element directly influences the transpiration rate in crops?
  1. A
    Rainfall
  2. B
    Temperature
  3. C
    Wind speed
  4. D
    All of the above
Question 16Single Answer
What effect does low temperature have on tropical crops like sugarcane?
  1. A
    Enhances growth
  2. B
    Delays maturity
  3. C
    Increases yield
  4. D
    Improves sugar content
Question 17Single Answer
Which weather element is critical for pollination in cross-pollinated crops?
  1. A
    Temperature
  2. B
    Wind
  3. C
    Rainfall
  4. D
    Humidity
Question 18Single Answer
Excessive rainfall during the flowering stage of crops can cause:
  1. A
    Increased yield
  2. B
    Poor pollination
  3. C
    Enhanced root growth
  4. D
    Nutrient enrichment
Question 19Single Answer
How does high temperature affect legume crops like chickpeas?
  1. A
    Increases pod formation
  2. B
    Reduces flowering and pod setting
  3. C
    Enhances nitrogen fixation
  4. D
    Improves seed quality
Question 20Single Answer
Which weather element is most responsible for soil erosion in agricultural fields?
  1. A
    Temperature
  2. B
    Rainfall
  3. C
    Wind
  4. D
    Humidity
Question 21Single Answer
What is the primary source of water for the hydrologic cycle?
  1. A
    Rivers
  2. B
    Oceans
  3. C
    Lakes
  4. D
    Groundwater
Question 22Single Answer
Which process in the hydrologic cycle involves water turning into vapor?
  1. A
    Condensation
  2. B
    Evaporation
  3. C
    Precipitation
  4. D
    Infiltration
Question 23Single Answer
What is the term for water vapor turning back into liquid in the atmosphere?
  1. A
    Evaporation
  2. B
    Condensation
  3. C
    Sublimation
  4. D
    Transpiration
Question 24Single Answer
Which component of the hydrologic cycle is critical for crop irrigation?
  1. A
    Evaporation
  2. B
    Precipitation
  3. C
    Runoff
  4. D
    Sublimation
Question 25Single Answer
What is transpiration in the context of the hydrologic cycle?
  1. A
    Water movement through soil
  2. B
    Water loss from plants
  3. C
    Water vapor condensation
  4. D
    Water runoff into rivers
Question 26Single Answer
Which factor influences the rate of evaporation in the hydrologic cycle?
  1. A
    Temperature
  2. B
    Soil type
  3. C
    Plant density
  4. D
    Cloud cover
Question 27Single Answer
What is the term for water seeping into the ground in the hydrologic cycle?
  1. A
    Infiltration
  2. B
    Runoff
  3. C
    Evaporation
  4. D
    Condensation
Question 28Single Answer
Which process in the hydrologic cycle is affected by deforestation?
  1. A
    Evaporation
  2. B
    Transpiration
  3. C
    Condensation
  4. D
    Precipitation
Question 29Single Answer
What is the role of groundwater in the hydrologic cycle for agriculture?
  1. A
    Source for irrigation
  2. B
    Causes flooding
  3. C
    Increases evaporation
  4. D
    Reduces soil fertility
Question 30Single Answer
Which part of the hydrologic cycle is most affected by climate change?
  1. A
    Evaporation
  2. B
    Precipitation patterns
  3. C
    Infiltration
  4. D
    Runoff
Question 31Single Answer
What is the primary cause of the Indian southwest monsoon?
  1. A
    High-pressure system over the Indian Ocean
  2. B
    Low-pressure system over the Tibetan Plateau
  3. C
    Cold winds from the Himalayas
  4. D
    Jet streams in the stratosphere
Question 32Single Answer
During which months does the southwest monsoon typically occur in India?
  1. A
    March-May
  2. B
    June-September
  3. C
    October-December
  4. D
    January-February
Question 33Single Answer
What is the term for the pre-monsoon showers in Kerala and Karnataka?
  1. A
    Cherry Blossom
  2. B
    Mango Showers
  3. C
    Tea Showers
  4. D
    Kalbaishakhi
Question 34Single Answer
Which region in India receives the highest rainfall during the southwest monsoon?
  1. A
    Thar Desert
  2. B
    Western Ghats
  3. C
    Gangetic Plain
  4. D
    Deccan Plateau
Question 35Single Answer
What is the retreating monsoon season in India?
  1. A
    June-September
  2. B
    October-November
  3. C
    December-February
  4. D
    March-May
Question 36Single Answer
Which crop benefits most from the southwest monsoon in India?
  1. A
    Wheat
  2. B
    Rice
  3. C
    Barley
  4. D
    Millets
Question 37Single Answer
What is the primary characteristic of monsoon rainfall in India?
  1. A
    Uniform distribution
  2. B
    Erratic and unpredictable
  3. C
    Continuous throughout the year
  4. D
    Limited to winter months
Question 38Single Answer
Which phenomenon can influence the Indian monsoon by altering sea surface temperatures?
  1. A
    El Niño
  2. B
    Jet Stream
  3. C
    Westerlies
  4. D
    Trade Winds
Question 39Single Answer
What is the name of the seasonal winds that bring rainfall to Tamil Nadu during the retreating monsoon?
  1. A
    Southwest Monsoon
  2. B
    Northeast Monsoon
  3. C
    Western Disturbances
  4. D
    Trade Winds
Question 40Single Answer
How does the Indian Ocean Dipole (IOd) affect the Indian monsoon?
  1. A
    Has no effect
  2. B
    Influences rainfall patterns
  3. C
    Causes drought in all regions
  4. D
    Delays winter season
Question 41Single Answer
What is a primary cause of floods in agricultural areas?
  1. A
    Low rainfall
  2. B
    Excessive monsoon rains
  3. C
    High wind speeds
  4. D
    Low humidity
Question 42Single Answer
Which crop is most vulnerable to waterlogging due to floods?
  1. A
    Rice
  2. B
    Wheat
  3. C
    Sugarcane
  4. D
    Cotton
Question 43Single Answer
What is a major agricultural impact of drought?
  1. A
    Increased crop yield
  2. B
    Reduced water availability for irrigation
  3. C
    Enhanced soil fertility
  4. D
    Improved pest resistance
Question 44Single Answer
Which region in India is most prone to drought?
  1. A
    Western Ghats
  2. B
    Thar Desert
  3. C
    Northeast India
  4. D
    Coastal Tamil Nadu
Question 45Single Answer
What is a common consequence of prolonged droughts on crops?
  1. A
    Increased growth rate
  2. B
    Wilting and yield loss
  3. C
    Enhanced root development
  4. D
    Improved seed quality
Question 46Single Answer
Which weather abnormality is associated with the El Niño phenomenon in India?
  1. A
    Excessive rainfall
  2. B
    Drought
  3. C
    Cold waves
  4. D
    Cyclones
Question 47Single Answer
How do floods affect soil fertility in agricultural fields?
  1. A
    Increase nutrient content
  2. B
    Cause nutrient leaching
  3. C
    Improve soil structure
  4. D
    Enhance microbial activity
Question 48Single Answer
Which crop can tolerate flooding better than others?
  1. A
    Maize
  2. B
    Rice
  3. C
    Soybean
  4. D
    Pulses
Question 49Single Answer
What is a major cause of flash floods in urban agricultural areas?
  1. A
    Deforestation
  2. B
    Poor drainage systems
  3. C
    Low rainfall
  4. D
    High wind speeds
Question 50Single Answer
Which weather phenomenon can exacerbate both floods and droughts in India?
  1. A
    Indian Ocean Dipole
  2. B
    Western Disturbances
  3. C
    Jet Streams
  4. D
    Trade Winds
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