Question # 1

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

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Gestation

Lactation

Miscarriage

After birth

Between the seminiferous tubules are interstitial cells which secrete

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Cestrogen

Testosterone

Progesterone

Oxytocin

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

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10 week

12 week

14 week

15 week

Effect of photoperiodism was first studied in 1920 by

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Darwin & Francis

Garner & Allard

Linnaeus & Lamarck

Walson & Crick

Labour pains are induced by a hormone.

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ACTH

Oxytocin

Progesterone

Corticosteroid

When will call embryo a fetus.

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After 2 months

After 3 moths

After 5 moths

After 4 months

The human embryo is referred to as the fetus from beginning of.

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3rd month

3rd week

6th months

6th week

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

Which hormone induces labour pain

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LTH

LH

Oxytocirl

Lactogen

Long-day plants will flower in short days if the interrupted period is

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Long night

Short Night

Long day

Short day

Causative agent of genital herpes is a.

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Virus

Bacteria

fungi

Protozoan

Cocklebur (Xanthium),chrysanthemum,soyabean,tobacco,strawberry are examples of

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Short day plants

Long day plants

Day-neutral plants

None of these

The leaf unrolling is promoted by red light in.

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Monocot

Dicot

Ferns

Gymnosperm

Fluid secreted by sertoli cells provides sperms

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Liquid medium

Protection

Nourishment

All a,b,and c

The increase of level of strongmen stimulation secretion of.

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LH

LTH

TSH

ACTH

Parthenocarpy is the development of fruit without.

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Pollination

Germination

Fertilization

Hormones

Sperm are formed in.

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Vas deferens

Collecting ducts

Seminiferous tubules

Epididymis

Opening of flower bud follows.

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Photonasty

Hyponasty

Epinasty

Haptonasty

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

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