Question # 1

The part of flower which develops into fruit is

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Flower

Seed

Ovule wall

Ovary

Heart burn is a painful sensation in the

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Stomach

Small intestine

Chest cavity

Pharynx

Air spaces between mesophyll cells of a leaf comprise ______ of the total volume

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20%

30%

40%

50%

Cell wall in Oomycetes is chemically composed of

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Cellulose

Chitin

Proteins

Lignin

In the peroxisomes the glycolate is converted into

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Serine

Ethanolamine

Glycine

CO₂

Cardiac muscles can be distinguished from other muscle fibers because cardiac muscles

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Contain only actin

Voluntary in action

Lacks regular arrangement of sarcomeres

Have intercalated disc

Optimum pH for sucrase is

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2.00

4.50

5.50

7.60

Chromoplast impart colours to the plants other than

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Red

Blue

Green

Yellow

Genus for corn plant is.

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Allium

Cassla

Solanum

Zea

All living organisms are formed of basic units called

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Atoms and sub-atomic particles

Cells

Tissues

Organs

Which of the following is not true for guard cells.

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Present in epidermis

Lack chloroplast

Bean like

Kidney shaped

Rust disease is caused by.

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Puccinia

Ustilago

Rhizopus

Yeast

Pleura is double layered thin membrane that covers.

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Heart

Liver

Lungs

Kidneys

A liter of H2O contains ml of oxygen.

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10

20

30

40

Omnis cellula- e Cellula was hypothesized by

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Schleiden

Rudolph Virchow

Lorenz Oken

Louis Pasteur

A substance that inhibits blood clotting is.

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Heparin

Fibrin

Fibrinogen

Thrombin

Guttation occurs in plants through.

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Cutitle

Hydathodes

stomata

Lenticels

Population of different species living in the same Habitat form a.

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Community

Biosphere

Biome

Ecosystem

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