Question # 1

In which of the following gaseous exchange occur through stomata?

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The leaves and young stems

Wood stems and nature roots.

Young roots

The aquatic plants

An example of immoveable joint is :

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Joints of skull bone

Hip joint

Shoulder joint

Elbow joint

Which drugs belong to hallucinogens.

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Morphine

Codeine

Heroin

Mescaline

Which of the following addictive drug obtained from opium?

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Morphines

Aspirin

Antitoxins

Tuncher iodine

The chemical composition of glomerulus filtrate is:

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Water + salts + glucose + urea

salts + glucose + blood cells

blood cells + proteins + water

glucose + urea + proteins + water

Genes are located on:

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Chromosomes

proteins

nucleotide

DNA

Find the correct match for the fermentation product and the organism involved:

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formic acid -Aspergillus

ethanol -Bacillus

Glycerol - Aspergillus

Glycerol -Bacillus

Cacti are example of:

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Hydrophytes

Xerophytes

Halophytes

None of these

Decomposers are.

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Algae and bacteria

Mosses

Animal

Bacteria and Fungi

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

Point out the FALSE statement about respiration.

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Gases can easily pass through the walls of the alveoli

Gas exchange in lungs is very efficient because lungs provide large surface area

In emphysema, the walls of alveoli break and there is more surface area.

Dust particles can damage the lung by irritating the inner alveoli surface.

By drinking plenty of water how many stones can be avoided?

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20%

30%

50%

90%

Alternative forms of a gene are called.

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Allele

DNA

Chromosome

Gamete

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