Question

Q.2)- Fill in the blanks : [1×8=8]
(A) The chemical name of plaster of Paris is………
(B) Metals are generally ……….. of heat and electricity.
(C) The tissue which establishes a physical connection between mother and foetus is called ……….
(D) Brushing of teeth removes ………. which covers the teeth due to eating food.
(E) Hydra reproduces by ………
(F) ………. is the father of genetics.
(G) The unit of household consumption of electricity is ……….
(H) ………. is the structural and function unit of nervous system.​

Answer 1

Answer:

b.conductor

c.placenta

d. food and plaque

e. budding

f.Gregor Mendel

g.

Explanation:

a.The chemical name of plaster of Paris is calcium sulphate hemihydrate because half-molecule of water is attached with calcium sulphate.