General Knowledge Biology Question and Answer (General science) 1

              

Here is an initiative from our side to cover static and current GK ; best for competitive exams. General science basic questions in English 

• What is the number of chromosomes in down's syndrome ?

    -> 47 ( forty seven )

• Pulses are a good source of what ?

    -> Proteins

• What are the plants that grow under average temperature and moisture called ?

    -> Mesophytes ( maize , clover )

• Which content is increased due to rainwater ?

    -> Calcium content

• Mumps is a disease caused by ?

    -> Virus 

• Which are the most abundant tissues of our body ?

    -> Connective tissues ( cartilage , adipose tissue )

• Which is the most common disease of poultry in India ?

    -> Ranikhet

• Night blindness is caused by lack of which vitamin ?

    -> Vitamin A

• What is the major difference between monocot root and dicot root ?

    -> Monocot roots have well developed pith 

• Skin pigmentation is caused by ?

    -> Lymphocytes

• On which of the following plants did Gregor Mendal perform his classical experiment ?

    -> Pea

• What is the process of bending of plants towards the source of light on account of the movement of curvature ?

    -> Phototropism

• Which pigment results in darkening of skin when exposed to excess sunlight ?

    -> Melanin

• What are the plants growing on sand called ?

    -> Psammophytes (

• Plants which develop in dry conditions are called what ?

    -> Xerophytes ( Pineapple , Gum Arabic tree )

• Myopia is associated with which part of the body ?

    -> Eyes

• Potato is a modified form of ?

    -> Stem

• How is placenta formed ?

    -> By the union of foetal and uterine tissue 

• Plants which grow in saline water are known as ?

    -> Halophytes ( date palm , switch grass )

• Who developed Nucleus, the genetic material containing rounded body in each cell ?

    -> Robert Brown ( in 1831 )