Question # 1

The disease of bone in which the density of bones decrease due to loss of calcium and phosphorus is:

Choose an answer

Osteoporosis

Osteoarthritis

Rheumatold arthritis

Gout

Special organs , tissues or cells of the body which detect stimulae:

Choose an answer

Receptors

Coordination

Effectors

Dentrites

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

Choose an answer

Asthma

Pneumonia

Emphysema

Bronchitis

Bones which enclose brain are called.

Choose an answer

Cranial bones

Cervical bones.

Vertebrae

None of the above

Tulip plants reproduce through _________

Choose an answer

Natural vegetative reproduction

Artificialvegetative reproduition

Cutting

Grafting

In the cross-pollination between a true-breeding yellow pod plant and a true-breeding green pod plant, where green pod colour is dominant, the resulting offspring will be.

Choose an answer

1/4 green , 3/4 yellow

All yelow

1/4 yellow, 3/4 green

All green

Genes consist of:

Choose an answer

DNA

RNA

mRNA

Protein

Vector DNA and Gene of interest, collectively called.

Choose an answer

Gene

Recombinant Gene

Recombinant DNA

GMO

Sir Alexander Fleming was discovered:

Choose an answer

Antibiotics

Analgesic

Penicillin

Antiseptics

The last step of genetic engineering is:

Choose an answer

insertion of the gene into a vector

isolation of the gene of interest

growth of the GMO

expression of the gene

Organisms in the ecosystem that are responsible for the recycling of plant and animal wastes are:

Choose an answer

Consumers

Producers

Decomposer

Competitors

After fertilization in plant the fruit develops from:

Choose an answer

Wall of ovule

Petals

Wall of ovary

Anther

Most of the gaseous exchange in a leaf occurs through:

Choose an answer

Stomata

General surface

Cuticle

Lenticels

More Classes

Other Links

Biology 10th Class English Medium Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer