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4

Vivipary is defined as germination

A. during storage

B. within the fruit

C. with cotyledons coming out of soil

D. with cotyledons remaining inside the soil

Correct Answer :

B. within the fruit


Related Questions

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The theory of use and disuse was used to explain evolution by

A. Lamarck

B. Darwin

C. De Vries

D. Wallace

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4

The association between leguminous plants and bacteria is

A. parasitic

B. saprophytic

C. symbiotic

D. None of the above

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The first person to observe the bacteria, protozoa and spermatozoa under the microscope was

A. Theodore Schwann

B. Matthias Schleidon

C. Robert Hooke

D. Leuwenhoek

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4

Which one is a water-soluble vitamin?

A. A

B. C

C. D

D. E

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4

The normal temperature of human body on the Kelvin scale is

A. 280

B. 290

C. 300

D. 310

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Name the nematode which lives in lymph vessels of man.

A. Ascaris

B. Hook worm

C. Filarial worm

D. Guinea worm

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4

Who was the first scientist/doctor who attempted vaccination?

A. Joseph Lister

B. Robert Koch

C. Elie Metchnikoff

D. Edward Jenner

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4

Cancer is induced by certain viruses called

A. poxviruses

B. adenoviruses

C. oncogenic viruses

D. herpesviruses

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4

When the earth was formed it had an atmosphere with

A. Hydrogen, Oxygen and Nitrogen

B. Water Vapour, Hydrogen and Oxygen

C. Oxygen, Carbondioxide and Nitrogen

D. Water Vapour, Ammonia and Methane

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4

The hypoglossal nerves are the pairs of the spinal nerves

A. First pair

B. Second pair

C. Third pair

D. Fourth pair

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4

The condition in which there is abnormal decrease of white blood corpuscles is known as

A. leukaemia

B. leucoderma

C. leukopenia

D. anaemia

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4

Damage to hearing is caused by sounds which exceed

A. 70 decibels

B. 80 decibels

C. 100 decibels

D. 120 decibels

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4

In a gamete there will be

A. one pair of sex chromosomes

B. only one sex chromosome

C. no sex chromosome

D. only autosomes

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4

In plants water is carried upwards by

A. phloem

B. paranchyma

C. xylem

D. meristem

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A child goes on vomiting profusely and develops symptoms of diarrhoea. Chances are that in the child's blood serum there is a drop In

A. calcium

B. iron

C. sodium

D. phosphorus

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4

The bird that lays the largest egg is

A. crow

B. ostrich

C. cuckoo

D. eagle

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4

The genetic code DNA is carried from the nucleus to Ribosome by

A. t-RNA

B. r-RNA

C. S-DNA

D. ATP

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4

Pearl is secreted by the __________ of the pearl oyster.

A. foot

B. mantle

C. gills

D. None of these

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4

Which one of the following is not an essential micronutrient for plants?

A. Boron

B. Zinc

C. Sodium

D. Copper

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4

Infection of salivary glands by a virus leads to

A. tetanus

B. mumps

C. pyorrhoea

D. ulcers

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4

Blood is a kind of

A. epithelial tissue

B. connective tissue

C. nervous tissue

D. cartilage

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The bacteria that gets into our body is consumed by

A. RBC

B. Blood platelets

C. Plasma

D. Phagocytes

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4

Whooping cough is caused by

A. Salmonella

B. Bacillus pertussis

C. Variola

D. Vibriona

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4

Colour vision is made possible by the cells in the retina called

A. rods

B. cones

C. fovea

D. blind spot

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Kwashiorkor' is caused by deficiency of

A. carbohydrates

B. proteins

C. fats

D. vitamins

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4

Memory is the responsibility of

A. cerebrum

B. cerebellum

C. medulla oblongata

D. spinal cord

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4

Lizards, snakes, crocodiles and turtles belong to the class

A. Aves

B. Reptilia

C. Mammalia

D. Amphibia

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4

The disease Goitre is caused in persons who do not have in their diet sufficient

A. calcium

B. sodium

C. iodine

D. iron

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4

In movable joints the tips of the bones are covered with

A. hyaline cartilage

B. calcified cartilage

C. elastic cartilage

D. fibrous cartilage

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Eugenics is the application of genetics to improve

A. crop plants

B. fruit trees

C. cattle

D. human beings