Question # 1

The cells used for photosynthesis in plants are:

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Sclenrenchyma cells

Ground tissues

Phloem tissues

Meristematic cells

Blood is composed of ................. parts.

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One

Two

Three

fOUR

Chromosomes are not visible during:

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Anaphase

Prophase

Interphase

Metaphase

Mitochondria are bounded by _______________ membrane.

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Single

Double

Triple

All

In turner's syndrome female have ................. chromosomes .

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46

45

47

22

Platelets life span in about ........... days.

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6-7

7-8

5-6

8-9

Good calcium along with low salt and high potassium intake prevents from:

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Hypertension

Kidney stone

a and b

None

Which of the following is a function of human blood?

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It regulates body temperature

It transports wastes

It provides defence

All of the above

How many cells die each day due to apoptosis in humans?

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50 - 70 Billions

50 - 70 Millions

50-70 trillions

20 - 30 Millions

Biodiversity means :

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Variety with in a species

Variety among the species

Variety within a species and among the species

None of these

Ribosomes are formed in :

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Nucleus

Cytoplasm

Nucleolus

All

Heart diseases are caused by using:

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Saturated fatty acids

Unsaturated fatty acids

Proteins

Too much carbohydrates

The part of mustard plant which yields oil is

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Leaf

Seed

Root

Flower

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