Question # 1

In the zone of elongation, the volume of the cells increase upto.

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100 times

150 times

200 times

250 times

The disease caused by low calcium in blood is called.

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Tetanus

Cramp

sciatica

Tetany

Fertilization of the ovum normal occurs:

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In the upper thrid of the oviduct

In the lower thrid of the oviduct

In the uterus

Can take place succcessfully in vegina

Endangered species of plants have been recorded to more than

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200

300

400

500

Euglena is able to change its direction by the active contraction of.

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Undulating membrane

Myonemes

Cilium

Flagella

Principles of geology was published by.

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Darwin

Lyell

Linnaeus

Lamarck

Commonly used restriction enzyme is

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Ecor4

Eco R3

EcoR2

EcoR1

Which plants have the adaptation to remove the flooding of its cells in fresh water

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Xerophytes

Mesophytes

Hydrophytes

Chondrocytes

A probe is a single stranded nucleotide sequence that will hybridize in to certain piece of.

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Amino acids

DNA

Carbohydrate

RNA

The light effective in preventing flowering in cocklebur is.

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Blue light

Red light

Yellow light

Orang light

In human Eustachian tubes connect middle ear with

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Nose

Eye

Throat

Brain

What will be the age of willow tree 10 centimeter long and 70 centimeter in diameter

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40 years

50 years

60 years

70 years

The urine leaves the body during urination from bladder through a tube called.

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Pelvis

Urethra

Ureter

Medulla

The enzyme which joins the two pieces of DNA is

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DNA polymerase -I

DNA ligase

Restriction endonuclease

DNA polymerase -I

The incidence of calcium oxalate type stones are.

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40%

50%

60%

70%

Using the hardin-weinberg principle, which expression represents the frequency of the homo-zygous recessive genotype?

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p²

2p

q²

q

If all members of a population are homozygous for the same allele that allele is said to be

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Multiple allele

Jumping gene

Fixed in the gene

Perfect gene

In 1917, term Niche was first proposed by American ornithologist named.

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Charles Eltarf

Joseph Grinnell

Lamerck

Ernst Haeckel

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