Question # 1

The predatory oyster mushroom paralyses the following organisms.

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Nematodes

Algae

Bacteria

Snails

Number of amino acids in each turn of a helix. is.

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3.6

4.6

5.6

6.6

Vertebrates that develop embryonic membranes around their embryo called

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Amniotes

Abamniotes

Embryotes

None of these

The product of succinic acid by the action of enzyme is.

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Citric acid

Pyruvic acid

Malonic acid

Fumaric Acid

Phylogeny describes a species

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morphological similarities with other species

Evolutionary history

Reproductive compatibilities with other species

Geographical distribution

The phylum which is exclusively marine is

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Canidaria

proifera

Echinadermata

Annelida

Eukaryotes have pores per nucleus.

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3000

30,000

6 or 8

3 or 4

In lycopsids, the arrangement of leaves is.

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Spiral

Alternate

Opposite

All above

Protandrous means

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Male sex cells develop first

Male and female sex develop simultaneously

Female sex cell develop first

None of the above

An enzyme reacts only with its specific.

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Surface

Product

Substrate

Inhibitor

Number of air sacs in birds is

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6

7

8

9

An activated enzyme made of polypeptide chain and a co-factor is

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Substrate

Co-enzyme

Apoenzyme

Holoenzyme

The mechanism for ATP synthesis is

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Chemosynthesis

Photosynthesis

Chemiosmosis

Phosphorylation

The study of distribution of animals in nature is called.

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Biodiversity

Zoogeography

Geography

Wild life

If non protein part is loosely attached to proteins it is known as.

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Cofactor

Co enzyme

Active site

Holo ezyme

The optimum temperature of human body enzyme is.

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27 ^oC

37^oC

47^oC

57^oC

the hind limb of birds is modified for.

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Walking

Perching

Running

Flying

When a protein undergoes a hydrolysis reaction the end-products are

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Amino acid

Monosaccharides

Fatty acids

Nucleotides

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