Question # 1

Transmission electron microscope gives ............ images.

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1D

2D

3D

All

Plants lack ................... .

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Protein

Centrioles

Spindle fibers

Cytokisnesis

The building units of enzymes are:

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Fatty acids

Glycerol

Nucleic acid

Amino acid

The pancreas produces digestive enzymes and releases them into the:

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Colon

Gallbladder

Liver

Duodenum

Important cause of species extinctions is:

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Habitat loss

Deforestaion

Over population

Both a and b

Who introduced Taxon of 'order' in classification?

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Caesalpino

John Ray

Tournefort

Rivinus

In which language, Ibn-Rushd translated the Aristotle's book "de Anima"?

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Ibrani

Arabic

Hindi

PErsian

Science is based on ____________

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Obsrvation

Theory

Hypothesis

Law

Prior to cell division, each chromosome replicates or duplicates its genetic material. The products are connected by a centromere and are called:

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Sister chromosomes

Homologous Chromosomes

Non-sister chromatids

Sister chromatids

Which of the following movement requires energy in the form of ATP?

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Diffusion

Osmosis

Active transport

Facilitated diffusion

Felis leo is _____________

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Cat

Lion

Tiger

Deer

The characteristics which appear in an organism are called:

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Genotype

Karyotype

Phenotype

Body type

When did scientists become able to cut and unite DNA?

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1945

1924

1944

1970

In variation, the phenotypes shows a complete range of measurements from one extreme to the other is.

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Discontinuous

Continuous

^{Both a and b}

None of these

Reproduction method in Rhizopus is:

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Binary fusion

Budding

Spore formation

Parthenogenesis

It is an example of endoparasite:

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mosquitoes

leeches

lice

plasmodium

Expired drugs can cause damage to:

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Heard

Brain

Kidney

Stomach

The allele which is not expressed is called:

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Dominant

Phenotype

Genotype

Recessive

The alternate forms of a gene are called:

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traits

companion genes

alleles

homologous genes

The average life for donated kidney is.

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1-5 years

5-10 years

10-15 years

15-20 years

A disease involving the breakdown of air sacs of the lungs is:

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Bronchitis

emphysemsa

pneumonia

asthma

After fertilization on plants, the fruit develops from:

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Ovule wall

Ovary wall

Petals

Anther

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