agriculture MCQs – Page 273

Practise multiple-choice questions from agriculture for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

agriculture Mcqs

1. soil science 2. agronomy 3. entomology 4. water management 5. horticulture 6. agricultural economics 7. plant pathology 8. food technology 9. animal husbandry 10. plant breeding and genetics

5441. The membrane which surrounds the___________________?
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A. Cutoplasm

B. Chloroplast

C. Vacuole

D. Nucleus

5442. An exce4ption of Mendels law is______________________?
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A. Purity of gametes

B. Independent assortment

C. Dominance

D. Liukage

5443. Single celled plants are called__________________?
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A. B. Protest

B. Protophyta

C. Protozoa

D. Prokaryotes

5444. If the frequency of a dominant phenotype in a stable population in 75% the frequency of the dominant allele in that population is____________________?
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A. 25%

B. 40$

C. 75%

D. 50%

5445. The ATP formed in__________________?
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A. Mitochondna

B. Chloroplast

C. RNA

D. Golgi bodies

5446. The policy level of commercially cultivated seedless watermelon is__________________?
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A. Triploid

B. Diploid

C. Monoploid

D. Tetraploid

5447. One of the persons whose evolutionary ideas were close to that of Laraarcd was____________________?
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A. Lysendo

B. Weismann

C. H be vnes

D. Vavilow

5448. The centre of origin of sunflower is__________?
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A. West Africa

B. South America

C. East Asia

D. North America

5449. The giant chromosomes of Drosophila are found in_____________________?
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A. Muscles

B. Salivary glands

C. Ovaries

D. Testes

5450. One of the following is not an advantage of genetic engineering___________________?
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A. Improvement of crop can take place

B. The gene pool is maintained

C. Microbes act as biological factories

D. Genetic error can be rectified

5451. Bacteria, single celled animals and plants are grouped to gather as_______________________?
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A. Protozoa

B. Prokaryotes

C. Protista

D. Prototypal

5452. Tomato would not have turned red if__________________?
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A. They were kept at the bottom layer of box

B. Less heyhad been put in the box

C. They were mixed with ripe apples

D. There were no ripe apples in the box

5453. The seed of sunflower is called_________?
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A. Caryopsis

B. Samara

C. Phyxis

D. Achene

5454. The geometrical device that helps in visnalizing all the possible combinations of male and female gametes known as____________________?
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A. Bateson square

B. Punneu square

C. Morgan square

D. Mendel square

5455. Ribosomes are important because they help in __________________?
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A. Respiration

B. Growl

C. Movement

D. Protein synthesis

5456. Heterosis results due to____________________?
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A. Dominance

B. Epistasis

C. Overdominance

D. All the above

5457. Carbohydrates synthesis is carried out by ___________________?
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A. Mitochondria

B. Plastid

C. Golgi bodies

D. Ribosomes

5458. Pedigree selection is used in____________________?
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A. Cross pollinated plants

B. Self pollinated plants

C. For crosses at intervener level

D. Plant difficult to hybridized

5459. Maize has 10 pairs of chromosomes. how many linkage groups will be present if all the genes are mapped__________________?
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A. 40

B. 10

C. 15

D. 20

5460. Duplication of chromosomes occurs during_________________?
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A. None of the above

B. Mitosis only

C. Mitosis and meiosis

D. Meiosis

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