Question # 1

The fund event of interphase occurs with .............. .

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Replication of DNA

Replication of centriol

Movement of centriol

Both a & b

Scientific law is interchangeable with :

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Hypothesis

Theory

Deduction

Observation

There are _______________ chromosomes in radish.

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46

18

16

23

The membrane of vacuole is called:

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Tonoplast

Protoplast

Chloroplast

Nucleoplast

The percentage of inorganic salts and in the plasma is:

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0.6

0.7

0.8

0.9

Which phase of meiosis is similar to mitosis?

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Prophase I

Telophase II

Meiosis I

Meiosis II

Vitamin which acts as co-enzyme is:

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Vitamin A

Vitamin K

Riboflavin

All of these

Biodiversity is the source of:

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Food

Fibers

Rubber and oil

All of these

Volvox is example of.

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Red alga

Brown Alga

Green alga

Blue green alga

Which of the following chamber has the thickest walls in human heart?

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Right atrium

Left atrium

Left ventricle

Right ventricle

Green plants capture ............ energy.

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Light energy

Solar energy

Tidal energy

Chemical energy

In which group of mammals, the fertilized egg do not develop inside the mother's body?

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Chordates

Egg laying mammals

Placental mammals

All of these

50 kilogram of yeast produces how many tons of proteins within 24 hours.

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250

150

350

450

The process in which there is insomplete oxidation reduction of glucose :

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Photosynthesis

Circulation

Fermentation

Transpiration

Ibn- al- Haytham is famous for his book.

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Chemistry

Optics

Biology

Coordination

An example of Rhizome is:

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Onion

Garlic

Ginger

Potato

Cytocine always pairs with:

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Guanine

Adenine

Uracil

Thymine

The organisms expressed physical trait such as seed colour or pod shape is called:

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Genotype

Phenotype

Karyotype

Bodytype

A relationship between two organisms in which individual of one species may kill and eat individuals of other species is called.

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Symbiosis

Competition

Predation

Mutualism

Amount of oxygen in expired air is:

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21%

16%

0.04%

4%

The cardiotonic known as digitalis, is obtained from a plant.

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Accacia

Barassica

Mimose

Fox glove

Conversion of Nitrates into nitrogen gas is called.

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Denitrification

Assimilation

Ammonification

Nitrogen fixtation

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