Q21. Compounds which disrupts hormone balance and protein synthesis by which the plant ultimately dies are
[A] seedling growth inhibitors
[B] amino regulators acid synthesis
[C] plant growth regulators
[D] pigment inhibitors
Q22. The recently developed training system in grapes is called as
[A] telephone
[B] kniffing
[C] Y-trellis
[D] cardon
Q23. In rice, assume that a recessive gene “a” is responsible for resistance to BLB. This gene is present on chromosome #1. A monosomic resistant line for chromosome #1 is crossed with normal susceptible line. The phenotype of F_{1} plants will be
[A] 50% plants resistant and 50% plants susceptible
[B] 75% plants resistant and 25% plants susceptible
[C] all plants resistant
[D] all plants susceptible
Q24. Nernst equation allows us to make certain predictions about
[A] equilibrium concentrations of ions outside the cell when ion transport is due to ion transport
[B] equilibrium concentrations of ions outside the cell when ion transport is due to facilitated diffusion
[C] equilibrium concentrations of ions inside the cell when ion transport is due to facilitated diffusion
[D] equilibrium concentrations of ions inside the cell when ion transport is due to ion transport
Q25. The estimate of degree of variation in a phenotypic trait in a population that is due to genetic variation between individuals in that population is called as
[A] pleiotropy
[B] heritability
[C] expressivity
[D] penetrance
Q26. The unit of spectral energy fluence rate is
[A] mol photon m-2s-2nm-1
[B] Jm-2s-1
[C] molm-2s-1
[D] Wm-2nm-¹
Q27. The marker systems Restriction Fragment Length Polymorphism (RFLP), Diversity Array Technology (DART), Single-Feature Polymorphism (SFP) and Restriction-site Associated DNA (RAD) are detected by
[A] PCR followed by electrophoresis
[B] real time PCR
[C] DNA: DNA hybridization
[D] DNA: RNA hybridization
Q28. Which among the following statements is true about Gibberellin (GA)?
[A] GAS are tetraterpenoids synthesized from MVA
[B] GAS are diterpenoids synthesized from jasmonic acid pathway
[C] GAS are tetraterpenoids synthesized from jasmonic acid pathway
[D] GAS are diterpenoids synthesized from MVA
Q29. Once incorporated into the plant genome, the gene product, CP4 EPSP synthase, confers crop resistance to
[A] atrazine
[B] thiefensulfuron
[C] glyphosate
[D] 2,4-D
Q30. The Government of India in 1997 launched the Targeted Public Distribution System (TPDS) to benefit about __ poor families.
[A] 6 crore
[B] 7 crore
[C] 4 crore
[D] 5 crore
Q31. In CRISPR-Cas9 technology, the RNA designed to find and bind to a specific sequence in the DNA, is known as
[A] mRNA
[B] BRNA
[C] ScRNA
[D] UIRNA
Q32. Cuttings of black pepper are raised mainly from
[A] runner shoots
[B] orthotropes
[C] plagiotropes
[D] geotropes
Q33. Aflatoxin is a
[A] vivotoxin
[B] phytoalexin
[C] pathotoxin
[D] mycotoxin
Q34. Krishi Vigyan Kendras are one of the largest networks for scientific dissemination of agricultural technologies to the end Users financially supported by
[A] ICAR
[B] ICFA
[C] the State Government
[D] the Ministry of Agriculture and Farmers Welfare Food
Q35. In which year the National Food Security Act was passed?
[A] 2015
[B] 2016
[C] 2013
[D] 2014
Q36. Which is a system of supervised control of diseases and pests in winter wheat?
[A] SimCast
[B] PhytoPRE
[C] EPIPRE
[D] BLITECAST
Q37. When a disease is more or less constantly prevalent in a locality year after year in a moderate to severe form, it is known as
[A] pandemic disease
[B] sporadic disease
[C] endemic disease
[D] epidemic disease
Q38. The United Nations Assembly declared _ as the International Year of Fruits and Vegetables.
[A] 2018
[B] 2020
[C] 2021
[D] 2015
Q39. The Destructive Insects and Pests Act (1914) is related to
[A] plant quarantine
[B] forest protection
[C] biodiversity
[D] environmental protection
Q40. The “Antyodaya Anna Yojana” (AAY) was launched in December, 2000 for __ poorest of the poor families among BPL covered under TPDS.
[A] 2 crore
[B] 1 crore
[C] 4 crore
[D] 3 crore
