In plant tissue culture, which of the following shows totipotency?
Options
(a) xylem vessel (b) sieve tube (c) meristem (d) collenchyma
Correct Answer:
meristem
Explanation:
No explanation available. Be the first to write […]
Somatic hybridization refers to
Options
(a) fusion of male gamete with the egg cell (b) fusion of male gamete with the polar nuclei (c) fusion of protoplasts (d) fusion of male gamete with […]
Somaclones are obtained by
Options
(a) plant breeding (b) irradiation (c) genetic engineering (d) tissue culture
Correct Answer:
tissue culture
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Green revolution in India occurred during
Options
(a) 1960s (b) 1970s (c) 1980s (d) 1950s
Correct Answer:
1960s
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
The common nitrogen fixer in paddy fields is
Options
(a) Rhizobium (b) Azospirillum (c) Oscillatoria (d) Frankia
Correct Answer:
Azospirillum
Explanation:
No explanation available. Be the first to write the explanation for this question […]
Which of the following is not used as a biopesticide?
Options
(a) Trichoderma harzianum (b) Nuclear Polyhedrosis Virus (NPV) (c) Xanthomonas campestris (d) Bacillus thuringiensis
Correct Answer:
Xanthomonas campestris
Explanation:
No explanation available. Be […]
Which one of the following is not used in organic farming?
Options
(a) Glomus (b) Earthworm (c) Oscillatoria (d) Snail
Correct Answer:
Snail
Explanation:
No explanation available. Be the first to write the explanation […]
Which one of the following is a viral disease of poultry ?
Options
(a) Coryza (b) New castle disease (c) Pasteurellosis (d) Salmonellosis
Correct Answer:
New castle disease
Explanation:
No explanation available. Be the […]
Microbe used for biocontrol of pest butterfly caterpillars is
Options
(a) Trichoderma sp. (b) Saccharomyces cerevisiae (c) Bacillus thuringiensis (d) Streptococcus sp.
Correct Answer:
Bacillus thuringiensis
Explanation:
Bacillus thuringiensis (Bt) produce the insecticidal cry […]
A common biocontrol agent for the control of plant diseases is
Options
(a) Baculovirus (b) Bacillus thuringiensis (c) Glomus (d) Trichoderma
Correct Answer:
Trichoderma
Explanation:
A common biocontrol agent for control of plant diseases […]
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