Question # 1

There are ...... known species of plants

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120000

227000

360000

412000

Biology is short in laws because of

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exclusive nature of life

Less falsification

Large population of human

Less tentation

In human body amount of oxygen is.

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50%

65%

40%

70%

From one pyruvate passing through Krebs cycle how many FADH2 molecules are formed.

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01

02

03

04

These are uniccellular organisms with a flexible outer covering

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Flagellates

Ciliates

Foraminiferans

Actinopods

A large regional community primarily determined by climate is called as.

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Biosphere

Community

Biome

Population

The main tracheal trunk in cockroach communicates with exterior by

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100 pairs

10 pairs

8 pairs

4 pairs

Corals produce hard exoskeleton formed of.

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NaCO3

CaCO3

NaOH

KCl

In integrated disease management involves

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Combating of disease

Loss of microbes

Extinction of species

Division of zygote

Which of the following is not included in grade Bilateria

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Coelenterates

Nematodes

Annelids

Molluscs

Conversion of one pyruvic acid into one acetyl Co A gives off one molecule of.

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ATP

Oxygen

Water

Carbon di oxide

Which one is the structure of respiratory system of man.

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Larynx

Syrinx

Esophagus

duodenum

The main site of exchange of gases iin plants are

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Cuticle

Lenticel

Stomata

Epidermis

Chlorophyll molecule contains except.

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Magnesium

Iron

Calcium

Phosphorus

A neurotic disorder in slightly older girls is

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Anorexia nervosa

?Dyspepsia

Bulimia Nervos

Obesity

the percentage of water in human bone cells in

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18%

19%

20%

25%

Acetic acid on entering the mitochondrion unites with co enzyme A to form

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Active acetate

Furnarate

Pyruvic acid

Alpha ketoglutarate

Pelomyxapalustris is an example of.

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Bacteria

Algae

Cillate

Amoeba

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