Question # 1

In which component of the leaf cells, chlorophill is present?

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Stroma

Thylakoids

Plasma membrane

Cytoplasm

Which of these bioelements is in the highest perfentage in protoplasm.

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Carbon

Hydrogen

Oxygen

Nitrogen

Humans belong to a species called ____________

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Homo

Sapiens

Both and b

None of these

How many children born in each each minute in the world?

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100

150

180

200

The Scientific name Brasica Compestris is for the plant.

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Mango

Mustard

Apple

Melon

Nucleus is visible only in:

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Prophase

Interphase

Anaphase

Metaphase

There are about ............. to ........ enzymes in cell.

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1000-2000

1000-2050

2000-6000

2000-3000

The word virus is derived from Latin word _____________

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Venomeq

Bacter

Venus

Both a& b

Which of the following process use energy to occur?

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Active transport

passive transport

Osmosis

All of these

The cells used for photosynthesis in plants are:

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Sclenrenchyma cells

Ground tissues

Phloem tissues

Meristematic cells

................... claimed that all plants were made up of cells.

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Mathias Schleiden

Theodor Sachwann

Robert Hooke

Robert Brown

The length of trachea is:

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10 cm

12 cm

22 cm

20 cm

It is an example of primary consumers:

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Cattles

Snake

Lion

Frog

Consumers include:

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animals

protozoans

fungi

all of these

Which of the following is the abiotic part of ecosystem.

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Grass

Goat

Lion

Soil

The specific combination of genes in an individual is called:

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Phenotype

Genotype

Karyotype

Gepotype

An organism has two different alleles for a single trait its genotype is said to be.

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Homozygous

Heterozygous

Holozygous D

Hemizygous

Identify the correctly matched pair:

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Rainfall biotic factors in ecosystem

Global warming formation of fossil fuels

Renewable natural resources air

Corn secondary consumer

When Sir Alexander Fleming was awarded by Nobel prize on the discovery of penicillin?

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1881

1955

1945

1912

Pair of skeletal muscles are called.

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Extensor

Flexor

Antagonistis

None of these

Study of composition and medical application of drugs is called:

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Mycology

Biotechnology

Pharmacology

Physiology

A DNA molecule consists of______ polynucleotide strands.

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2

3

4

5

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