Question # 1

The activation energy of the reaction is lowered by

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Co enzyme

Enzyme

Product

Substrate

The process that most likely/directly enables a root cell to absorb minerals by active transport and enable a muscle cell to contract is

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Circulation

Excretion

Respiration

Assimilation

The percentage of lipids is plasma membrane is.

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60- 80 %

20-40%

30 - 60%

10-20%

Glycogen gives colour with iodine.

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Black

Blue

Red

Green

The basic element of organic compound is

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Hydrogen

Carbon

Nitrogen

Oxygen

One of the following is not double membranous structure

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mitochondria

Vacuole

Chloroplast

Nucleus

All fungal nuclei are haploid except for transient diploid.

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spores

Zygota

Conidia

Zygospores

Hepatic portal vein carries blood from

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Alimentary canal

Lungs

Liver

Kidney

Amphibious plants belongs to group.

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Angispermae

Bryophytes

Lichens

antoceropdida

In flowering plant, ovary wall develops into

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Seed

Fruit

Flower

Seed coat

The HIV Virus causes.

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Tuberculosis

Cancer

AIDS

Hepatitis

Effect of photoperiodism was first studied in 1920 by

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Darwin & Francis

Garner & Allard

Linnaeus & Lamarck

Walson & Crick

Three sets of microtubules (fibres) originate from each pair of

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Glyoxisomes

Iysosomes

Peroxisomes

Centrioless

A general formula called the hard-Weinberg equation is used for calculating the frequencies of alleles and genotypes in populations at

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Equilibrium

Balance

Stability

Poise

Which of the following is macronutrient.

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Zinc

Iron

Sulphur

Iodine

Rapid movement of leaves of mimosa on touching is a example of.

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Turgor movement

Tropic movement

Nastic movement

Growth movement

A diluted solution compared to the cell concentration is termed as.

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Hypertonic

Hypotonic

Isotonic

Paratonic

Morphological characteristics of chromosome are collectively called.

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Holotype

Karyokinesis

Karyotype

Neotype

DNA finger prints can also be used as

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Crime evidence

Forensic evidence

Litigation evidence

Offence evidence

If a man of M blood group marries a woman of N blood group all their childern will have blood group

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MM

NN

MN

None of these

How many types of finches did Darwin collect on Galapagos Island.

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13 types

20 types

25 types

30 types

Green colour blindness is called.

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Deiteranopia

Tritanopia

Protamptoa

colour blind

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