MCQs Agronomy [27]

1. ____________________ genetically modified (GM) cotton known for its resistance to insect pests

 
 
 
 

2. _____________ is sunlight that reaches Earth’s surface after being scattered by molecules and particles in the atmosphere

 
 
 
 

3. ___________ is the transport of the products of photosynthesis, from their production sites (source) to areas of need (sink), throughout the plant

 
 
 
 

4. Plant hormone ____________triggers a pathway that activates genes involved in nicotine biosynthesis

 
 
 
 

5. __________ of the following pigments is absent in the chloroplast

 
 
 
 

6. In ______________ airtight containers  are used for seed storage by creating a controlled atmosphere with low oxygen and low moisture content

 
 
 
 

7. A good yield of rice can be obtained, without or with limited addition of nitrogenous fertilizer. Select the most suitable option.

 

 

 
 
 
 

8. Germination of ____________ seeds is inhibited by light

 
 
 
 

9. How do auxins influence gravitropism in plant roots?

 
 
 
 

10. Primary function of secondary metabolites in plants is __________

 
 
 
 

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