Question # 1

Pteropsida is divided into ...... classes

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3

4

5

6

Emphysema is a disease caused by the breakdown of.

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Lungs

Bronchi

Alveoli

Trachea

Polychaeta is a class of phylum Annelida its example is.

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Nereis

Lumbricus Terrestris

Pheretime

Hirudo medicinalis

Excretory system in arthropods is composed of.

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Kidney

Nephridia

Malpighian tubules

Flame cells

The common name of Allium cepa is

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Piyaz

Bathu

Amaltas

Chana

The loss of liquid water through hydathodes in plants is called

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Imbibition

Transpiration

Bleeding

Guttation

Bacteria without any flagella are called

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Flagellate

Atrichous

Monotrichous

Amphitrichaus

Internal morphology is also called.

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Physiology

Histology

Anatomy

Paleontology

Cisternae are associated with

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Mitochondria

Chloroplast

ER

Nucleus

A group of living organisms of the same species located in the same place and time is called.

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Community

Population

Induvial

Biome

Bacterial pathogenicity is due to.

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Cell wall

Capsule

Slime

Cell envelope

During elongation the cell volume increase up to 150 fold due to uptake of

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Light

Oxygen

Water

Carbon dioxide

In which developmental stage, germ layers are formed.

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Cleavage

Blastula

Gastrula

Organogenesis

Microscopic gap between the two neurons is called as

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Synapsis

Collapse

Preapse

Axons

Why is there no glucose present in the filterate in the distal tubule of a nephron?

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Its molecules are two large to pass across the base ment membrane

It is removed by osmosis from the tubule

It is positively absorp by the cells lining the descending loop of henie

He is actively absorb by hte proximal tubule cells

Earthworm is the ideal example of tubular excretory system called

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Protonephridia

Mesonephridia

Metanephridia

Prenephridia

Every 200 nucleotides the DNA duplex is coiled around a core of eight histone proteins forming a complex known as a

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Histomone

Nucleosome

Peroxisome

Glyoxisome

_______ regulates the kidney's retention of water.

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Prolactin

Oxytocin

Thyroxin

Vasopressin (ADN)

Some individuals leave behind more progeny than others and teh rate at which they do so is affected by their inherited characteristics. This is called.

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Non random mating

Selection

Migration

Mutation

Meiosis II is just like the

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Amitosis

Mitosis

Replacement

Regenerations

A respiratory protein which is present i all aerobic organism is.

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Haemoglobin

Cytochrome

Myoglobin

Cytochrone c

A chromosome with equal length of its arms.

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Acrocentric

Metacentric

sub meta centric

Telocentric

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