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Biology 10th Class English Medium Online Test MCQs With Answers

Question # 1

Which organ is responsible for filtering the blood?

Choose an answer

Intestine

Brain

Stomach

Kidney

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Question # 2

The only source of energy for all ecosystems of the world is.

Choose an answer

Sun

Moon

Plants

Ocean

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Question # 3

Single -Cell protein (SCP) refers to the protein content extracted form pure or mixed cultures of:

Choose an answer

algae,yeasts, fungi or bacteria

fungi or bacteria

algae, yeasts

algae, viruses, bacteria

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Question # 4

In man which hormone is responsible for the development of secondary sex characters:

Choose an answer

estrogen

progesterone

testosterone

oxytocin

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Question # 5

Interferon was produced by genetically modified micro organisms in:

Choose an answer

1980

1944

1990

1970

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Question # 6

Genes consist of:

Choose an answer

DNA

RNA

mRNA

Protein

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Question # 7

This is not a part of hindbrain:

Choose an answer

Celebelium

Cerebrum

Medulla oblangata

Pons

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Question # 8

Sir Alexender Flamuing was awarded the Nobel prize in:

Choose an answer

1940

1945

1950

1960

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Question # 9

When the reproductive cycle stops in female, ______ hormones is less produced.

Choose an answer

Androgen

Esterogen

Insuline

None of these

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Question # 10

The role of antiseptics is:

Choose an answer

Destroy micro organisms

Kill bacteria

Inhibit bacteria

Reduce infections

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Question # 11

By drinking plenty of water how many stones can be avoided?

Choose an answer

20%

30%

50%

90%

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Question # 12

The material that has weakened pathogenes.

Choose an answer

Antibiotic

Analgesic

Vaccine

Quinine

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Question # 13

In man the system of gaseous exchange is:

Choose an answer

digestive system

respiratory system

nervous system

excretory system

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