Growth And Development

Question 1

The part of apical meristem which becomes separated from Apex by permanent tissues is called

Answer 1

Intercalary mystem

Question 2

Egg of bird is

Answer 2

Polyelecthical type

Question 3

The reconstruction of Lost parts of body

Answer 3

Regeneration

Question 4

Science of aging is known as

Answer 4

Gerontology

Question 5

In chick 🐣 the cleavage is

Answer 5

Irregular and discoidal type

Question 6

The outcome of cleavage is

Answer 6

Cytoplasmic localisation

Question 7

Blastula contains

Answer 7

Blastocoel

Question 8

Fertilized egg is laid —– after fertilization

Answer 8

24 hours

Question 9

Fertilize egg to be kept at which temperature by mother hen or artificially incubator

Answer 9

36-38°C

Question 10

Hatching takes place in how many days

Answer 10

20

Question 11

Fishes reptiles and birds have a cleavage

Answer 11

Meroblastic type or incomplete

Question 12

The cleavage in birds is restricted to the blastodisc lying on the top of your this type of cleavage is termed as

Answer 12

Discoidal cleavage

Question 13

Embryo becomes rounded mass of blastomeres and therefore is called

Answer 13

Morula

Question 14

Fluid filled cavity of blastula is called

Answer 14

Blastocoel

Question 15

Egg is laid almost at this stage

Answer 15

Blastula

Question 16

Next stage followed by blastula is called

Answer 16

Gastrula

Question 17

Neural tube arise from

Answer 17

Nervous system

Question 18

Process by which neurula is formed is called ?

Answer 18

Neurulation

Question 19

Progressive detrioration in the normal structure and function of tissue is called

Answer 19

Aging

Question 20

Which have great power of a regeneration

Answer 20

Sponges

Question 21

Salamanders and lizards can regenerate their

Answer 21

Tails

Question 22

Regeneration in birds is limited

Answer 22

Small wounds

Question 23

Small size of the skull ?

Answer 23

Microcephaly

Question 24

Split in upper lip and gap in roof of mouth

Answer 24

Cleft palate

Question 25

Excessive number of fingers are toes

Answer 25

Polydactyly

Question 26

When heart is placed towards the right side of chest

Answer 26

Dextrocardia

Question 27

Abnormal sickle shaped RBC

Answer 27

Sickle cell anaemia

Question 28

Female sexual deffect

Answer 28

Turner's syndrome

Question 29

Male sexual edffect

Answer 29

Kline Felter syndrome

Question 30

Fragile RBC cause hemolytic anaemia

Answer 30

Thalassemia

Question 31

Inability of the blood to cloth

Answer 31

Haemophilia

Question 32

Physical & physical retardation

Answer 32

Down syndrome

Question 33

The growth of plant organ when related with the growth of other organs are called

Answer 33

Correlation

Question 34

Animal begin their life as a single diploid cell called

Answer 34

Zygote

Question 35

External condition which alter the rate of growth

Answer 35

Temperature light intensity of light oxygen carbon dioxide nutrients

Question 36

Secondary growth may be defined as :

Answer 36

Increase in diameter of stem and root due to activity of secondary meristem called cambium

Question 37

Which contain lateral meristem

Answer 37

Gymnosperms and most dicots