Question # 1

Which of these are responsible for blood clotting?

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Platelets

Erythrocytes

Neutrophils

Baseophils

In dark reaction first of all CO₂ combines with:

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5-carbon compound

6-carbon compound

3-carbon compound

Already present glucose

The building units of enzymes are:

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Fatty acids

Glycerol

Nucleic acid

Amino acid

Binomial nomenclature was proposed by _____________

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Linnaeus

Aristotle

Whittaker

Al Jahiz

................ is the first organ which comes out of seed.

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Stem

Root

Leaf

All

................. in blood stream plays an important role in blood clotting.

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Calcium

Phosphorus

Nitrogen

Potassium

Humans belong to a species called ____________

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Homo

Sapiens

Both and b

None of these

Nuclei of human cell contain ............ autosomes.

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23 pairs

22 pairs

12 pairs

14 pairs

Necrosis is death due to ............ cell damage.

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Unexpected

Accidental

Both a & b

None

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

The most important and visible part of cell is:

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Cell wall

Cell memebrane

Nucleus

Mitochondria

Temporal lobe is concerned with:

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Hearing and smelling

Control skeleton muscles

Visual information

Both A and B

In which type of the following reproduction ways, buds are formed:

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Regeneration

Fragmentation

Budding

Binary fission

Renal Pelvis is a part of

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Kidney

Heart

Lungs

Testes

Inside of double helix consists of:

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Nitrogenous bases

sugar

sugar Phosphate

Phosphate

Number of bones of sternum is:

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1

8

14

22

Which of the following is the abiotic part of ecosystem.

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Grass

Goat

Lion

Soil

The study of the relationship between organisms and their environment called.

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Biology

Microbiology

Ecology

Genetics

Who presented the idea of sterile surgery for the first time.

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Sir Alexander fleming

Joseph lister

Thomas Grill

Lamarck

The number of bones in human skeleton is:

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206

306

106

406

Nitrogen is an important component of:

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Proteins

Nucleic acid

Lipids

Both a and b

During exercise or other hard physical works the breathing rate may increase up to.

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30-40 times per minute

50-60 times per minute

60-70 times per minute

70-80 times per minute

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