Question # 1

In nature to p730 conversion occurs in.

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Light

Evening

Morning

Dark

The condition in which biennial and perennial plants are stimulated to flower by exopod to low temperature is called.

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Photoperioclism

Vernalization

Apomixis

Partheiogenesis

In nature P 730 to P 660 conversion occurs in the

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Day

Dark

Evening

Dawn

In plants which light enhances cell division.

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Infra red

Blue

Red

green

The light which promotes germination of fern spores.

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green

Yellow

Red

White

Fruit ripening is due to the production of.

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Auxins

Cytokinin

Gibberellin

Ethane

Example of day Neutral plant is.

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Tomato

Xanthium

Soyabean

Chrysanthium

Find secreted by Sertoli cells provides liquid medium, protection and nourishment to.

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Oocyte

Sperms

Polar body

Spermatids

All of the following are day neutral plants except.

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Pea

Wheat

Maize

Cotton

The hormones which controls the development of male secondary sexual characteristics during puberty is.

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Progesterone

Testosterone

Estrogen

Thyroxin

During progeny luteotropic hormone LTH and placental lactogen stimulate Mammary development in preparation for.

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Gestation

Lactation

Miscarriage

After birth

Evolution of pollen tube is parallel to the evolution of

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Stem

Leaves

Flower

Seed

Between the seminiferous tubules are interstitial cells which secrete

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Cestrogen

Testosterone

Progesterone

Oxytocin

Photoperiodism was first studied by garner and allured in.

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1918

1920

1922

1924

Development of an egg into embryo without fertilization is called as.

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Parthenocarpy

parthenogenesis

Fragmentation

Meiosis

Which of the following is common in all neurons?

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A cell body which contains a nucleus

A thick myelin sheath

Presence of nodes of Ranvier

Presence of Schwann cells

The temperature more effective for vernalization is

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4 ^oC

8^oC

12^oC

16^oC

The number of human spinal nerves is:

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24

50

62

64

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Biology FSC Part 2 Chapter 18 Online MCQ's Test MCQs With Answers

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