Question # 1

Myoglobin has a special function in muscle tissue:

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It breaks down glycogen

It is a contractile protein

It holds a reserve supply of oxygen in the muscle

None of these

Gray vegetal cytoplasm gives rise to.

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Gut

Muscle cells

Notochord

Larval epidermis

Haploid males produce sperms by mitosis.

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Hydra

Man

Earth worm

Honey bee

Germ cells in the ovary produce many

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Spermatogonia

Zoospores

Zygospores

Oogonia

The removal of apex release that lateral buds from the apical dominance. It is called

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Inhibitory effect

Compensatory effect

Apical dominance

Reproduction

No of chromosomes in Honey bee are.

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6

20

32

40

A man bolld group A marries a women of blood goroup B and they have one child. Which one of the following statements abo ut the child's blood is correct?

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It could be group A only

It could be group AB only

It could be group A or Group B only

It could be any of the groups A,B,AB, O

The form of learning which involve a diminish of response to repeated stimuli

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Imprinting

Habituation

Insight learning

Large learning

DNA changes are called mutations and the organisms that have undergone such changes are called

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Wild types

Changer

Mutants

Transmutants

Adult transgenic tobacco plants glowed when sprayed with the substrate.

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Luciferin

Myoglobin

Hemoglobin

Methionine

The Planaria flatworm have simple tubular excretory system known as.

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Protonephridium

Mesonephridum

Prenephridium

Metanephridium

The joint that allows the movement in two directions is called.

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Cartilaginous joints

Hinge joints

Syrovial joints

Ball and Socket joints

For maximum growth the optimum temperature is 25 - 30^oC and it least at

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1 - 3^oC

5 - 10^oC

4 - 8^oC

6 - 12^oC

In man the vestigial organs are

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Ear muscles

Nictitating membrane

Coccyx

All a,b and c

Which one is an example of Xerophytes.

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Brassica

Rose

Cactus

Mango

An association between two organisms by which both are benefited is called.

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Parasitism

commensalism

Mutualism

Predation

A plant has a growth pattern called.

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Open growth

Meristem

Growing point

Apical

In 1882, chromosomes were first observed by.

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John Brown

T.H.Morgan

Walter fleming

Walther sutton

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