Question # 1

The union of meiotically produced specialized sex cells from each parents produce

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Fertilized egg

Unfertilized egg

Zygote

Both a & c

The first convoluted part of vas deferent is called.

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Epididymis

Penis

Sperm

Scrotum

Asexual reproduction requires only a single parental organism which gives rise to offspring by

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Mitotic cell division

Meiotic cell division

Both a and b

None of these

Diploid parthenogenesis may occur in

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Aphids

Bees

Wasp

Honey bee

In tomato and pappers, parthenocarpy is artificially induced by adding.

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Auxins

Cytokinins

Abscisic Acid

Ethene

A fluid is secreted to provide liquid medium, protection and nourishment.

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Corpus luteum

Follicle

Ilterus

Sertoli

External genitalia of human male consist of a pair of testes which lie outside the body in the sac like

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Pouch

Marsupium

Scrotum

Bag

Photoperiod effects flowering when shoot meristems start producing.

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Floral buds

Leaves

Lateral buds

Branches

Cucumber, tomato, garden pea, maize, cotton are example of.

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Short day plant

Day natural plant

Long day plant

Night natural plant

All of the following are day neutral plants except.

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Pea

Wheat

Maize

Cotton

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

Fruit development without fertilization is

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Dormancy

Climacteric

Parthenocarpy

Parthenogenesis

An example of long day plant is

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Tomato

Cabbage

Corn

Soyabean

Rapid aging and less resistance to environmental stress and diseases are limitations of.

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Parthenocarpy

Cloning

Phototropism

Verbalization

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

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Mitosis

Meiosis

Apomixis

Parthenogenesis

Identify the day neutral plant.

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Cabbage

Cotton

Tobacco

Cocklebur

Temperature around 4^oC stimulates the production of.

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Florigen

Vernalin

Ethene

Auxins

Causative agent of genital herpes is a.

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Virus

Bacteria

fungi

Protozoan

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