Question # 1

Which of these materials is not a component of the plasma membrane?

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Phosphorous

Glycoproteins

Proteins

DNA

In most plants, the food is transported in the form of:

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Glucose

Sucrose

Starch

Proteins

The number of bioelemets in nature is.

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13

14

15

16

intensity of light is ........ at midday.

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Maximum

Minimum

Both

None

............... was English scientist.

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Robert Hooke

Leeuwenhoek

Dolland

Robert Brown

A cell hydrolyses ATP to ADP & inorganic phosphate & almost .............. Kcal energy is released.

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7.3 Kcal

7.4 Kcal

7.2 Kcal

7.5 Kcal

The microscopic study of tissues is called.

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Physialogy

Morphology

Histology

Entomology

What reason would you suggest for the fact that the total DNA content of each daughter cell is reduced during meiosis?

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Chromosomes do not replicate during the interphase before meiosis 1

Chromosomes do not duplicate between meiosis 1 and 2

Half of the chromosomes form each gamete are broken

Sister chromatids separate during anaphase of meiosis 1

Exchange of water vapours and gases occurs in leaf through:

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Stomata

Epidermics

Xylem

Phloem

Mitochondria are found in:

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Eukaryotic cells

Prokaryotic cells

Both

None

Cytokineses in a plant cell is characterized by:

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The equal division of homologous chromosomes

A pinching off a cell membrane to divide the cell

The formation of a cell plate in the cytoplasm

The movement of the chromosomes from the metaphase plate

The organ responsible for filtering the blood is.

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Intestine

Brain

Stomach

Kidney

The whorl of carpels in a flower is called:

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Calyx

Corola

Androceium

Gynoecium

In which of the following disease, the patient has usually lost 50% to 70% of his/her lung tissue when symptoms appears?

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Pneumonia

Asthma

Emphy sema

Bronchitis

Which scientist discovered the antibiotic penicillin?

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Joseph Lister

Sir Alexander Fleming

Ian Wimut

Edward jenner

Binary fission is seen in :

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Yeast

Planaria

Hydra

Corals

U-Shaped part of renal tubule is called.

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Renal corpuscle

Glomerulus

Loop of henle

Bowman's capsule

It is a situation where two different alleles of gene pair express themselves completely, instead of showing a dominant recessive relationship is called.

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Incomplete dominance.

Co-dominatice

Complete dominatnce

None of these

Every mature ovary is called:

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Seed

Fruit

Flower

Sporangia

It is an anti-viral protein:

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urokinase

thymosin

insulin

interferon

In the structure of DNA Adenine of one nucleotide pairs with which of the nitrogenous base opposite nucleotide:

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Guanine

Cytosine

Thymine

Uracil

Paracitamol is:

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Sedative

Analgesics

Antibiotics

Vaccines

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