Question # 1

Vascular plants belonging to subdivision sphenopsida ae commonly called.

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Whisk ferns

Club mosses

Horsetails

Ferns

The potential source of chemical energy cellular activities.

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C-H Bond

C-N Bond

C- O bond

C- C Bond

Which is stimulus for cyclic phosphorylation.

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Low CO2

Low O2

Low ATP

Low NADPH

The infectious proteins are.

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Viruses

Virions

Prions

Peptones

Acetic acid on entering the mitochondrion unites with co enzyme A to form

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Active acetate

Furnarate

Pyruvic acid

Alpha ketoglutarate

The percentage of potassium in the human body is

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0.15%

0.05%

0.35%

0.25%

Which of the following is not true for guard cells.

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Present in epidermis

Lack chloroplast

Bean like

Kidney shaped

Which one does not belong to sub class Eutheria.

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Loligo

Sepia

Octopus

Asterles

Prosthetic group is

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Covalenty bonded non-protein part of an enzyme

Loosely bonded non-proteins part of an enzyme

Co-factor consists of metal ions

None of these

In amphibians the necessary requirements to spend their life history include

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Water

Land

Both water and land

None of these

Release of nitrates by saprophytic bacteria helps in

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Carbon cycle

Oxygen cycle

Nitrogen cycle

Water cycle

As distal end humerus forms hinge joint with

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Radius

Ulna

Tibia

Both a & b

A localized group of individuals belonging to the same species is called as.

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Community

Population

Ecosystem

Bio sphere

If fertilization does not occur the corpus luteum starts

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Progesterone

Menstrual cycle

Degenerating

Regenerating

Using the hardin-weinberg principle, which expression represents the frequency of the homo-zygous recessive genotype?

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p²

2p

q²

q

Asexual reproduction requires only a single parental organism which gives rise to offspring by

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Mitotic cell division

Meiotic cell division

Both a and b

None of these

Which of the following is NOT recycled in ecosystem?

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Carbon

Sulphur

Energy

Water

DNA Finger prints can be separated from.

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Plasma

Lymph

Blood

Serum

Programmed and organized death of cell is known as.

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Apoptosis

Cancer

Necrosis

Metastasis

The animal that is caught and eaten is called.

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Predator

Host

Prey

Parasite

the active uptake of sodium in the loop of Henle is provided by the actioon of hormone

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Cortisone

Testosterone

Aldosterone

Progesterone

Cell cycle involves.

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Growth of cell

Replication of DNA

Cell division

None of these

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