Question # 1

The citric acid cycle

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Takes place in the mitochondrion

Produces two molecules of NAD⁺for every glucose molecule processed

It is same as fermentation

Has no connection with the respiratory chain

Animals obtain carbohydrates mainly from

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Glucose

Starch

Sucrose

Glycogen

Xylem and phloem are not involved

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In transport of minerals

In transport of liquids

In transport of gases

In transport of water

Glycogen is found abundantly in

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Liver

Muscles

Kidney

Both a and b

Bacterial endospores function in

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Reproduction

Protein synthesis

Survival

Stronge

Fungal cell walls contain chitin, which is also found in exoskeleton of

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Arthropods

Molluses

Echinoderms

Chordates

AIDS is caused by

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H-virus

TMV

HIV

D- virus

RNA sequencing indicates that green algae plants forms a

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Monophyletic linage

Polyphyletic lineage

Biphyletic linage

Paraphyletic linage

Animal of which phylum have developed bilateral symmetry in their larvae and radial symmetry in adults.

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Nematoda

Annelida

Echinodermata

Mollusca

How much air lungs can hold when they are futy inflated.

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5 liters

4.5 liters

4 liters

3.5 liters

African sleeping sickness is caused by

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Entamoeba

Trypanosoma

Pelomyxa

Stentor

The average rainfall is between 750 - 1500 mm in

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Temperate deciduous forests

Coniferous alpine and boreal forests

Tropical rain forests

Grassland ecosystem

Etiolated plants grow without.

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Water

Light

O2

CO2

Pentose sugar in the molecule of DNA is

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Ribose

Deoxyribose

Sucrose

Lactose

The living cells of cartilage are called

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Cridocytes

chondrocytes

Blastocysts

Nematocytes

The number of lumbar vertabrae are

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5

7

12

33

The tumours which are of small size and localized are

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Bengin

Malignant

Gentle

Nasty

A change in the community structure of an ecosystem over a period of time is:

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Ecological niche

Ecological mutation

Succession

Genetic Drift

An example of long day plant is

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Tomato

Cabbage

Corn

Soyabean

The incidence of calcium oxalate type stones are.

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40%

50%

60%

70%

The cytoplasmic process/fibre which carry impulse towards cell body is called.

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Dendron

Axons

Neurofibrils

Nissl's granules

Commonly used restriction enzyme is

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Ecor4

Eco R3

EcoR2

EcoR1

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