Question # 1

In case of hydra ectodermal cells get food from endodermal cells by

Choose an answer

Osmosis

Diffusion

Facilitated diffusion

None

In planarians the exchange of materials takes place by

Choose an answer

Blood circulatory system

Flame cells

No special transport system

None

Water regulation in fresh water ciliates is controlled by special organelle called

Choose an answer

Food vacuole

Contractile vacuole

Cytoplasm

Nucleus

Plants prepare their own food from simple inorganic material & stored energy there fore these are called

Choose an answer

Heteropha

Saprophytes

Autotrophs

All of above

In cockroach trachea is lined by a

Choose an answer

Lignin

Chitin

Membrane

Tissues

In all bryophytes liverworts are

Choose an answer

Complex

Simple

Both a & b

None

Biotic components of ecosystem are

Choose an answer

Animal and plants

Micro-organisms

Fungi

All of above

Ciliates are unicellular organisms with a flexible outer covering called a

Choose an answer

Chitin

Epithelium

Pellicle

Cell membrane

Plasmids were discovered by studying the sex life of the intestinal bacterium

Choose an answer

Entamoeba histolytica

Escherichia coli

Anabena

Plasmodium

Scientific name of Amaltas is

Choose an answer

Allium cepa

Homo sapiens

Cassia distula

Solanum tuberosum

Chloroplasts is a

Choose an answer

Single membrane structure

Double membrane structure

Triple membrane structure

None

Any substance that supplies the body with elements necessary for metabolism is called

Choose an answer

Nutrition

Excretion

Respiratory substance

Circulatory substance

Fungi resembles to animals due to presence of

Choose an answer

Cellulose

Lignin

Chitin

Centrioles

Rounded and wrinkled of seeds and all tall or dwarf plants represents

Choose an answer

Genotype

Genes

Phenotype

Homozygous genotype

Which one is not true about the presence of gases in air

Choose an answer

It consists of 79% N

It consists of 20% O₂

It consists of 0.03% CO₂

It consists of 80% inert gases

More Classes

Other Links

NAT I Medical Biology 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

Choose an answer

Choose an answer