Question # 1

The wok on genetic engineering started in:

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1944

1946

1948

1952

Amount of oxygen in expired air is:

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21%

16%

0.04%

4%

Lacuna is present in the cartilage of:

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Bone

Matrix

Collagen

Cartilage

Smoking may also lead to the cancers in:

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Kidneys and pancreas

Oral cavity and larynx

Breast and bladder

All of them

The sensory layer of eye is:

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Cornea

Iris

Selera

Retina

An example of endoparasite :

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Mosquitoes

Leech

Lice

Plasmodium

First step in Genetic Engineering is.

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Isolation of gene of intrest

Insertion of gene into a vector

Transfer of recombinant DNA into host

Growth of the GMO

The U-shaped part of renal tubule is called:

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bowrman capsule

glomerulus

renal pelvis

loop of Henle

One organism kills and feed on other organism is called.

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Predation

Parasitism

Mutuatism

Commensalism

The are how many hydrogen bonds between cytosine and guanine?

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one

two

three

four

The components of coordination action are:

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two

three

five

seven

A purple flowered pea plant has the genotype PP, which of the following statements about this plant is FALSE.

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Its phenotype will be white flowers .

It has a homozygous dominant genotype.

When bred to a white flowered plant all offspring will be purple flowered.

All the gametes produced will have the same flower colour allele

Double fertilization results into:

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Ovule

Egg

Triploid Endosperm Nucleus

Diploid Endosperm Nucleaus

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