Agriculture - Mock Test 183

Question 1821

The replication of DNA is?

A) Conservative B) Non-conservative C) Semi-conservative D) Direpersive

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Question 1822

The removal of apical buds and young leaves ______ branching?

A) Decreases B) Increases C) Maintains D) No effect

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Question 1823

The raw materials required for photosynthesis in vascular plants are?

A) CO2 and water B) CO2, water and mineral C) CO2, water, mineral salts and chlorophyll D) CO2, water and mineral salt

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Question 1824

The provision of light of shorten wavelength at the same time as longer red wavellength _______ photosynthesis?

A) Maintains B) Enhances C) Reduces D) Does not affect

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Question 1825

The proportion of one allele as represented in a breeding population is known as?

A) Gene frequency B) Gene pool C) Both of the above D) None of the above

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Question 1826

The production of sperms is known as?

A) Megagametogenesis B) Microsporogenesis C) Microgametogenesis D) Megasporogenesis

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Question 1827

The production of double cross hybrid in maize was first suggested by?

A) Shull B) East C) Jones D) Hull

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Question 1828

The process, double fertilization was first discovered by?

A) Nawaschin B) Strasburger C) Robert Brown D) Hugo de Vries

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Question 1829

The process of megasporogenesis occurs in?

A) Embryosac B) Egg cell C) Pollensac D) Ovule

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Question 1830

The process of making the expression of a non-allelic gene by another gene or gene pair is known as?

A) Epistasis B) Hypostasis C) Nobilisation D) None of the above

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