Question # 1

The causes of green house effect are:

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Over urbanization

Deforestation

Industrialization

All of them

Endosymbiont hypothesis explains origin of.

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cell

Prokaryotic cell

Eukaryotic cell

Ribosome

Germination of some seeds e.g. some lettuce varieties, is promoted by.

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Green light

Blue light

Red light

Violet light

The chemical waste of industry is called.

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Pollution

effluent

Pollutant

Toxin

Moderate grazing is very helpful to maintain ecosystem.

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Tundra

Grass land

Pond

Desert

The organisms used a biofilters is.

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Transgenic plant

Transgenic bacteria

Transgenic animal

Transgenic virus

Commonly enzyme thermus aquatious is also known as

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Taq polymerase

DNA polymerase

RNA polymerase

Taq ligase

The outer layer of the blastocyst, which laterattaches tothe uterus , is:

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Deciduas

Trophoblast

Ammion

Inner cell mass

In amoeba movement takes place by means of

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Cilium

Flageilum

Pseudopodium

Myonemes

Crossing over occurs during.

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Leptotene

Pachytene

Zygotene

Anaphase

The word tropic is derived from greek word 'tropos' meaning.

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Sticky

Turn

Attractive

Growth

The animal that is caought and eaten is called.

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Prey

Parasite

Predator

Host

The two different places of DNA joined together is called as.

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Dimeric DNA

Chimeric DNA

Trimeric DNA

Tetrameric DNA

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

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Oxytocin

Oestrogen

Androgen

Pro lectin

Macaca mulatta is commonly known as

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Rhesus monkey

Chimpanzee

Apes

Gorilla

Muscle present in the gut wall are

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Smooth

Skeletal

Cardiac

Voluntry

The change of frequency of alleles at locus that occur by chance is called.

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Mutation

Migration

Genetic drift

Selection

Inheritance of acquired characteristics was proposed by

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Darwin

Mendel

Lamarck

Mathus

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