Question # 1

The light effective in preventing flowering in cocklebur is.

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Blue light

Red light

Yellow light

Orang light

Oestrus cycle, a reproductive cycle in found in as females except.

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Cat

Cow

Humanin being

Lion

In human only one ovum is usually discharged from the ovary at one time this phenomenon is called

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Ovulation

Menstruation

Oestrous

Apomixes

The number of human spinal nerves is:

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24

50

62

64

Fruit development without fertilization is

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Dormancy

Climacteric

Parthenocarpy

Parthenogenesis

What will occur if a drug at the neuromuscular junction blocks the receptors sites on the post-synaptic membrane?

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Inhibition of Acetylchlorine release

Muscle contraction

Muscle paralysis

Release of calcium ions

Germinating pollen grain is a rich source of

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Gibberellins

Auxins

Cytokinin

Ethene

Sperm are formed in.

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Vas deferens

Collecting ducts

Seminiferous tubules

Epididymis

Second meiotic division in oocytes, until fertilization proceeds as far as.

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Prophase

Metaphase

Telophase

Anaphase

An example of long day plant is

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Tomato

Cabbage

Corn

Soyabean

In honey bee, males are haploid and produce sperms by.

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Mitosis

Meiosis

Apomixis

Parthenogenesis

The inner soft wall of human uterus is called.

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Ectometrium

Exometriium

Endometrium

Myoul

Information back from the control centre to the effectors as done by ______________ nerve path way.

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Afferent

Efferent

Both

None of these

Most of the major orangs of embryo are formed within the.

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10 week

12 week

14 week

15 week

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

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Oocyte

Sperms

Polar body

Spermatids

Fruit ripening is due to the production of.

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Auxins

Cytokinin

Gibberellin

Ethane

In nature to p730 conversion occurs in.

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Light

Evening

Morning

Dark

The total gestation period in human female is usually about.

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280 days

280 week

28 months

360 days

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