Question # 1

Overall, the human skeleton is made of bony framework but in certain parts it is supplemented by:

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Blood Vessels

Bone

Cartilage

Nerves

Ovule after ripening make :

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Fruit

Seed

Root

Egg

Flowers of wind pollination produce.

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Petals

Nectar

No nectar

Do not reproduce

An example of hardest connection tissue in the body is:

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Cartillage

Bone

Blood

fats

Tulip plants reproduce through _________

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Natural vegetative reproduction

Artificialvegetative reproduition

Cutting

Grafting

In mammals, the number of bones in lower jaw are:

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Only one

3

4

2

Nose and larnyx are made up of:

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Hyaline Cartillage

Elastic Cartillage

Fibrous Cartillage

Bone

The process which maintain the internal condition of body at equilibrium despite changes in the external environment is called.

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Homeostasis

Excretion

Absorption

Tubular Secretion

Which is not an objective of genetic engineering?

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Production of cheese and yogurt by lactic acid bacteria.

Isolation of particular gene, or part of a gene.

Production of RNA and protein molecules.

Correction of genetic defects in higher organisms

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

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Formic acid-Sacchcromyces

Ethanol-Saccharomyces

Ethanol-Aspergillus

Glycerol-Asperilus

Most of the gaseous exchange in a leaf occurs through:

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Stomata

General surface

Cuticle

Lenticels

The wok on genetic engineering started in:

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1944

1946

1948

1952

Which one is co-ordination in nervous co-ordination?

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Glands

Brain and spinal Cord

Brain

Spinal cord

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