Question # 1

Scientists noticed that persons living near marshy areas were most likely suffered from malaria. They will considered this fact as

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Problem

Hypothesis

Observation

Experiment

.................. does not require sunlight.

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Photosynthesis

Respiration

Both

None

Plants are classified on the basis of _____________

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Environmental conditions

Anatomy

Colour of flowers

All of the above

Plants cells have __________ and _______ which are not present in animal cells.

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Nilochondria , Chloroplasts

Cell membranes, Cell walls

Chloroplasts , Nucleus

Chloroplasts , Cell wall

Cells of _______________. tissues are flattened and irregular in shape.

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Epidermal

Ground

Supporting

Collenchyma

Oxygen takes part in aerobic respiration in:

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Glycolysis

Link step between Glycolysis and krebs cycle

Electron transport chain

Krebs cycle

Pyruvic acid is produced in ______ respiration:

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Aeorbic

Anaerobic

Both aerobic and anaerobic

None of these

The percentage of inorganic salts and in the plasma is:

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0.6

0.7

0.8

0.9

The mitochondrion function in:

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Lipid storage

Proteinsynthesis

Photosynthesis

Cellular respiration

Mitochondria are found in:

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Eukaryotic cells

Prokaryotic cells

Both

None

In which stage of the cell cycle most cells spend their lives?

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Prophase

Metaphase

Interphase

Telohase

Variation selected for their transmission to next generation are:

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Favourable

Continuous

Discontinuous

None of these

Types of Neurons according to their work are:

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Three

Four

Five

Two

E-Coil bacterium was made in.

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1970 AD

1977 AD

1975 AD

1980 AD

Sir Alexander Fleming was discovered:

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Antibiotics

Analgesic

Penicillin

Antiseptics

Single -Cell protein (SCP) refers to the protein content extracted form pure or mixed cultures of:

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algae,yeasts, fungi or bacteria

fungi or bacteria

algae, yeasts

algae, viruses, bacteria

Living of nitrogen fixing bacteria in the roots nodules of Leguminous plant is an example of.

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Predation

Parasitism

Mutualism

Commensalism

It is genetic material.

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DNA

RNA

IRNA

rRNA

Ribs which protect the kidneys are.

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First two

Last two

Middle

Last four

Which of these germinate by epigeal germination?

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Pea

Maize

Beans

Coconut

the depression near the centre of concave area of kidney is called.

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Cortex

Hilus

Medulla

Pyramids

Which one of the following is a tertiary consumer:

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Owl

Larwa of butterfly

Deer

Rabbit

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