Question # 1

Identify the correctly matched pair:

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Rainfall biotic factors in ecosystem

Global warming formation of fossil fuels

Renewable natural resources air

Corn secondary consumer

Glycerol is used to:

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In Textile

In production of vineger

In printing

In Beverage

On which vegetable , Mendel carried out a large number of experiments?

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Pea

Tomatto

Potato

Gabbage

The sensory layer of eye is:

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Cornea

Iris

Selera

Retina

How many hydrogen bounds are formed between adenine and thymine?

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1

2

3

4

THe location or position of genes on chromosomes are called:

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Loci

Alleles

Phenotypes

Genotypes

If you look at an intact human brain, what you see the mostis a large, highly convoluted outer surface, this is the:

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Cerebrum

Cerebellum

Pons

Medulla oblongata

Drugs ineract with Central Nervous system to depress its activities belong to the group of Drugs called.

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Sedatives

Narcotics

Analgesics

Vaccines

The populations that live in a habitat and interact with one another are collectively called.

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Biosphere

Ecosystem

Community

species

Which type of neuron present inside the central nervous system?

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Sensory neuron only

Motor neuron only

Sensory and motor neuron only

Inter Neuron only

Nitrogen is an important component of:

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Proteins

Nucleic acid

Lipids

Both a and b

The respiratory disease that is the destruction of the walls of Alveoli is;

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Asthma

Pneumonia

Emphysema

Bronchitis

Amount of oxygen in expired air is:

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21%

16%

0.04%

4%

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