Question # 1

No. of hydrogen bonds between Adenine and thymine is:

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2

3

4

5

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

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algae,yeasts, fungi or bacteria

fungi or bacteria

algae, yeasts

algae, viruses, bacteria

The position of gene on chromosome is known as:

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Locus

Allele

Genotype

Genome

Rabbit is a :

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Producer

Herbivore

Cornivore

Tertiary Consumer

All populations collectively are called.

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Species

Blome

Community

Ecosystem

Alcohlic fermentation is carried out by:

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Yeast

Becteria

Virus

Algae

Organs which work for homeostasis are:

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Lungs

Skin

Kidney

All

Human insulin gene was transferred into:

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Yeast

Becteria

Virus

Algae

Biosphere surrounding the Earth is about.

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17 KM

18 KM

19 KM

20 KM

For gaseous exchange the leaf and young stems have in their epidermis:

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Stomata

Lenticels

Companion cell

Guard cells

After fertilization in plant the fruit develops from:

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Wall of ovule

Petals

Wall of ovary

Anther

Adaptions found in plants to keep the balance of carbon dioxide and oxygen are:

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photosynthesis

stomata

transpiration

all to these

Neuron fiber which carry away nerve impulses from cell body.

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Dendrites

Axons

Synapsis

Myelin Sheath

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10th Class Biology English Medium KPK Boards Online Mcqs MCQs With Answers

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