NEET NCERT Biology Bits,stragies enhancement food production mcqs

Strategies for Enhancement in Food Production Test-9

Question No:1

‘Himgiri’ developed by hybridisation and selection for disease resistance against rust pathogens is a variety of:

[A] Maize
[B] Sugarcane
[C] Wheat
[D] Chilli

Question No:2

Consider the following statements (A-D) about organic farming:
(A) Utilizes genetically modified crops like Bt cotton
(B) Uses only naturally produced inputs like compost
(C) Does not use pesticides and urea
(D) Produces vegetables rich in vitamins and minerals

[A] B, C, and D
[B] C and D only
[C] B and C only
[D] A and B only

Question No:3

Consider the following four statements (a-d) and select the option which includes all the correct ones only:
(A) Single cell Spirulina can produce large quantities of food rich in protein, minerals, vitamins etc.
(B) Body weight-wise the microorganisms Methylophilus methylotrophus may be able to produce several times more proteins than the cow per day
(C) Common button mushrooms are a very rich source of vitamin C
(D) A rice variety has been developed which is very rich in calcium

[A] Statements , (C) and (D)
[B] Statements , (C) and (A)
[C] Statements (A), (B)
[D] Statements (C),

Question No:4

Green revolution in India occurred during:

[A] 1970’s
[B] 1980’s
[C] 1950’s
[D] 1960’s

Question No:5

Consumption of which one of the following foods can prevent the kind of blindness associated with vitamin ‘A’ deficiency?

[A] ‘Flaver Savr’ tomato
[B] Canolla
[C] Golden rice
[D] Bt-Brinjal

Question No:6

Which one of the following is a case of wrong matching?

[A] Somatic hybridization – Fusion of two diverse cells.
[B] Vector DNA – Site for t-RNA synthesis
[C] Micro propagation – In vitro production of plants in large numbers
[D] Callus – Unorganised mass of cells produced an tissue culture.

Question No:7

Which part would be most suitable for raising virus-free plants for micro propagation?

[A] Bark
[B] Vascular tissue
[C] Meristem
[D] Node

Question No:8

In plant breeding programmes, the entire collection (of plants/seeds) having all the diverse alleles for all genes in a given crop is called:

[A] Selection of superior recombinants
[B] Cross-hybridisation among the selected parents
[C] Evaluation and selection of parents
[D] Germplasm collection

Question No:9

In vitro clonal propagation in plants is characterized by:

[A] PCR and RAPD
[B] Northern blotting
[C] Electrophoresis and HPLC
[D] Microscopy

Question No:10

An alga which can be employed as food for human being is:

[A] Ulothrix
[B] Chlorella
[C] Spirigyra
[D] Polysiphonia

Question No:11

To obtain virus – free healthy plants from a diseased one by tissue culture technique, which part/parts of the diseased plant will be taken?

[A] Apical meristem only
[B] Palisade parenchyma
[C] Both apical and axillary meristems
[D] Epidermis only

Question No:12

A technique of micro propagation is:

[A] Somatic hybridization
[B] Somatic embryogenesis
[C] Protoplast fusion
[D] Embryo rescue

Question No:13

Golden rice is a genetically modified crop plant where the incorporated gene is meant for biosynthesis of:

[A] Vitamin C
[B] Omega 3
[C] Vitamin A
[D] Vitamin B

Question No:14

Out breeding is an important strategy of animal husbandry because it:

[A] Is useful in producing pure lines of animals
[B] Is useful in overcoming inbreeding depression
[C] Exposes harmful recessive genes that re eliminated by selection
[D] Helps in accumulation of superior genes