Question # 1

Study of single population's relationship to its environment is called.

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Niche

Autecology

synecology

Predation

1 g of ammonia nitrogen requires how much water for excretion.

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50 ml

250 ml

100 ml

500 ml

In tomato and pappers, parthenocarpy is artificially induced by adding.

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Auxins

Cytokinins

Abscisic Acid

Ethene

The ultimate source of change is.

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Evolution

Mutation

Genetic drift

Migration

Which organ is the central station of Metabolism.

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Liver

Kidney

Spleen

Skin

Fruit ripening is due to the production of.

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Auxins

Cytokinin

Gibberellin

Ethane

Commonly enzyme thermus aquatious is also known as

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Taq polymerase

DNA polymerase

RNA polymerase

Taq ligase

A probe is a single stranded nucleotide sequence that will hybridize (pair) into a certain piece of

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DNA

RNA

Amino acid

Fatty acid

Transfer of genetic material from one cell to other that can alter the genetic make up of recipient cell is called.

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Transcription

Replication

Translation

Transformation

In humans ,MSH(melanocyte-stimulating hormone) ___________

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Regulates primary skin color

Causes the thyroid to produce thyroxin

Governs the rate of tarming

Concentration is very low.

Positive gravitropism of root is due to.

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Auxin

gibberellin

Abscisic acid

Ethene

Macaca mulatta is commonly known as

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Rhesus monkey

Chimpanzee

Apes

Gorilla

Towards the end of pregnancy, the reduction in progesterone level, stimulates pituitary gland to produce.

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Oxytocin

Oestrogen

Androgen

Pro lectin

Water is stored for use during the period of drought in fleshy stems of

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Cacti

Euphoribia

Both a & b

None of these

A pair of kidneys, consist of millions of functional units called.

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Nephrons

Dendrons

Neurons

Flatrons

Tobacco plant produces flowers in.

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Spring

Summer

Autumn

Winter

Which of the following polymerase synthesize tRNA.

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RNA Polymerase -I

RNA Polymerase -III

RNA Polymerase -II

DNA Polymerase

An animal that worms itself mainly by absorping from its surroundings is known as:

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Homoiotherm

Ectotherm

Endotherm

None of these

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Biology FSC Part 2 Online MCQ's Test MCQs With Answers

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