Question # 1

In Greek the word Karyo means

Choose an answer

Cytoplasm

Nucleoli

Nucleus

Protoplasm

During the photosynthetic reactions what are the products

Choose an answer

Water and light

Carbon-dioxide & light

Glucose and oxygen

All of above

Enzymes are composed of

Choose an answer

Carbohydrates

Lipids

Amino acids

All of above

System in water in which living and nonliving things exchange materials and energy is

Choose an answer

Hydrospheric ecosystem

Aquatic ecosystem

Major ecosystem

None of these

Gametes in bryophytes are produced by

Choose an answer

Meiosis

Mitosis

Binary fission

Fragmentation

Primary wall is composed of

Choose an answer

Cellulose

Cutin

Lignin

Waxes

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

Choose an answer

Food vacuole

Contractile vacuole

Cytoplasm

Nucleus

Gene of interest is joined with sticky ends with the help of enzyme

Choose an answer

DNA helicase

DNA polymerase

DNA ligase

RNA polymerase

The term ecology comes from the word oikos which is a word

Choose an answer

Greek

Italic

Latin

French

Respiratory activity which occur in plants during daytime is called

Choose an answer

Photosynthesis

Photorespiration

Photoperiodism

Vernalization

Gaseous exchange through the lungs is called

Choose an answer

Cellular respiration

Pulmonary respiration

Inhalation

Expiration

Leguminous plants have nodules on their roots which contains

Choose an answer

Saprophytic bacteria

Parasitic bacteria

Nitrogen fixing bacteria

None

Perpetual growth zones found at the apices of roots and stems and plant role for primary growth are

Choose an answer

Apical meristem

Lateral meristem

Intercalary meristem

All above

Which one is not involved for upset of nutrient cycle

Choose an answer

Not enough food is produced

Too much consumed

Land is less

Decayed nutrients are not returned to the ground

Organisms which are very similar and have a tendency of inbreeding are called

Choose an answer

Species

Gene pool

Community

Niche

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