Question # 1

Round worm are.

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Acoelomates

Pseudocoelomates

Coelomates

None of them

The male gametophyte of an angiosperm is the

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Anther

Embroyo sac

Microspore

Germinated pollen grain

Pelomyxapalustris is commonly called.

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Entamoeba

Trichonympha

Trypenosoma

Giant amoeba

The zygomycetes

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Have hyphae without regularly occurring cross walls

Produce motile gametes

Are haploid throughout their life

Answer a and b are both correct

Which one is not involved in clotting of blood.

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Platelets

erythrocytes

Basophils

eosinophils

Conjugation in bacteria is promoted by

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Flagella

Pilli

Cilla

Gamets

Bacterial membrane also contain enzyme for

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Respiration

Photosynthesis

Protein synthesis

None of the above

The active site of an enzyme

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Never changes

Forms no chemical bond with substrate

Determines by its structure the specificity of an enzyme

Looks like a lump projection from the surface of an enzyme

These are uniccellular organisms with a flexible outer covering

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Flagellates

Ciliates

Foraminiferans

Actinopods

The bio element which account for 99% of the total mass in the human's body are .

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Four

Three

Six

Eight

Chimpanzee had the chromosomes

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48

46

36

12

This condition appears as a result of point mutation.

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Down syndrome

Turner syndrome

Sickel cell Anaemia

Klinefelter syndrome

The term niche was first proposedly joseph Grinnell an American.

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Embryologist

Ecologist

Ornithologist

Physiologist

Cancer occurs due to error in

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Binary fission

Budding

Mitosis

Meiosis

Nociceptors produce sensation of

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Touch

Pain

Warmth

Pressure

Fresh water ecosystem covers less than.

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1%

3%

5%

7%

An animal that worms itself mainly by absorping from its surroundings is known as:

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Homoiotherm

Ectotherm

Endotherm

None of these

High level of circulating calcium in the blood is called.

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Hypercalcernia

Osteomalacia

Hypogycemia

Hyperoxaluria

One of the following is an example of predator prey relationship

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fungus and alga

Fox and Rabbit

Flower and Insect

Root nodule bacteria

Auxins promote growth of roots from

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Cutting

Calluses

Both a & b

Layering

Protonopia is

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Red blindness

Blue blindness

Green blindness

Brown blindness

Rodents respond to alarm call by other in their group is an example of behaviour termed as

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Imprinting

Habitation

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