Question # 1

Identify the correctly matched pair.

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Rainfall-biotic factor in Ecosystem

Corn-secondary consumers

Global warming fossil fuel formating

Renewable natural resource air

The myelin sheath is formed by which wrap around the axons of some neurons.

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Nodes of Ranvier

Axons

Dendrites

Schwann cells

Core temperature of human body remains at about.

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35 ^oC

36^oC

34^oC

37^oC

The parts of forebrain are;

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Thalamus, medulla and pons

Thalamus, hypothalamus and cerebrum

Thalamus, hypothalamus and cerebellum

Thalamus, cerebellum and pons

Antibiotics kill or stop growth of:

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Worms

Viruses

Bacteria

Yeast

How many genotypes are possible for the allele ''A'' and ''a'' ?

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two

three

four

seven

The human urinary system consists of.

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Rectum, Lungs, kidneys, ureters

Kidneys, ureters, urinary bladder

Skin, liver, lungs, kidneys

Kidneys, ureters, urinary bladder, urethara

Asexual reproduction in yeast takes place through:

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Budding

Fragmentation

Binary fission

Spore formation

What are not filtered through glomerular capillaries?

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Blood cells & Proteins

Fats & Proteins

Fats & Salts

Salts & Proteins

Spores which are formed inside bacterial cells are called.

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Cysts

Spores

Endospores

All of these

Copies of chromatids of chromosomes are made through the process called.

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Inheritance

Transcription

Translation

Replication

The are how many hydrogen bonds between cytosine and guanine?

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one

two

three

four

The populations that live in a habitat nad interact with one another are collectively called:

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Biosphere

Ecosystem

Community

Species

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