Point mutation involves

• insertion

• change in the single base pair

• duplication

• duplication

Which one of the following has maximum genetic diversity in india?

• Teak

• Mango

• Wheat

• Wheat

Study the pedigree chart given below.



what does it show?

• Inheritance of a sex-linked inborn error of metabolism like phenylketonuria

• Inheritance of a condition like phenylketonuria as an autosomal recessive trait

• The pedigree chart is wrong as this is not possible

• The pedigree chart is wrong as this is not possible

Somaclones are obtained by

• tissue culture

• plant breeding

• irradiation

• irradiation

Which one of the following plants is monoecious?

• Marchantia

• Pinus

• Cycas

• Cycas

Which one of the following is the correct matching of three items and their grouping category?

• Items	Group
  Malleus, incus, cochlea	Ear ossicles

• Items	Group
  IIium, ischium, pubis	Coxal bones of pelvic girdle

• Items	Group
  Actin, myosin, Rhodopsin	Muscle proteins

• Items	Group
  Actin, myosin, Rhodopsin	Muscle proteins

Which of the following is a pair of viral diseases?

• Ringworm, AIDS

• common cold, AIDS

• Dysentery, common cold

• Dysentery, common cold

Alzheimer disease in humans is associated with the deficiency of 

• dopamine

• glutamic acid

• acetylcholine

• acetylcholine

69.

Which of the following is not used as a biopesticide?

• Bacillus thuringiensis

• Trichoderma harzianum

• Nuclear Polyhedrosis virus (NPV)

• Nuclear Polyhedrosis virus (NPV)

Which one of the following is the most likely reason of not occurring regular menstruation cycle in females? 

• Fertilisation of the ovum

• maintenance of the hypertrophical endometrial lining

• Maintenance of high concentration of sex hormones in the blood stream

• Maintenance of high concentration of sex hormones in the blood stream