Question # 1

A unicellular, non motile a green alga is

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Volvox

Ulva

Chlorella

Kelps

Each mesophyll cell of leaf has chloroplast about.

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10-20

20-80

20-100

100-110

The respiratory system is most efficient in ______

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Man

Bird

Fish

Snake

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

Optimum pH value for enzyme pepsin is.

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4.50

9.00

2.00

5.50

The optimum pH of salivary amylase is.

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2.80

4.80

6.80

8.80

What is not true about micro filaments.

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Actin

Amoeboid movement

Cyclosis

Linked with outer surfaced plasma membrane

The percentage of water in bacterial cell is above

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15%

18%

50%

70%

These are uniccellular organisms with a flexible outer covering

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Flagellates

Ciliates

Foraminiferans

Actinopods

The study of distribution of animals in nature is called.

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Biodiversity

Zoogeography

Geography

Wild life

Fruit ripening is due to the production of.

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Auxins

Cytokinin

Gibberellin

Ethane

The ultimate source of change is.

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Evolution

Mutation

Genetic drift

Migration

The light effective in preventing flowering in cocklebur is.

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Blue light

Red light

Yellow light

Orang light

In human Eustachian tubes connect middle ear with

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Nose

Eye

Throat

Brain

Poly hydroxy butyrate is called.

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Antithrombin III

Nutra Sweet

Biodegradable plastic

Luciferin

Nissl's granules are group of.

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Mesosomes

Lysosomes

Ribosomes

chromosomes

Which one of the following is initiation codon.

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AUG

GUA

UGA

GAC

Abdomen has a peritoneal cavity, lined by a thin epithelium called.

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ectoderm

endoerm

Peritoneum

Epidermis

Th elateal walls of the chest cavity of man are composed of the:

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Ribs

Intercostals Muscles

Ribs and intercoastal muscles

Ribs ,Intercostals Muscles & diaphragm

The means by which recombinant DNA is introduced into a host call is called

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Plasmid

Carrier

Vector

Lifter

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