1. If she walks, she takes it with her
Ans: - Energy
2.: - Which part of the sun is visible at the time of solar eclipse?
Ans: - Kirit
3.: - Used to remove rust spots from clothes
Ans: - Oxalic acid
4.: - 'Red rot disease' in sugarcane is caused due to
Ans: - by fungi
5.: - Who invented television?
Answer: - J. L. Baird
6.: - What type of tissues act as the body's protective shield?
Ans: - Epithelium tissue
7.: - Which animal did man first domesticate?
Ans: - Dog
8.: - Which scientist first rubbed and melted two pieces of ice?
Answer: - Davy
9: - Why does a diamond appear shiny?
Ans: - Due to collective internal reflection
10.: - What is mainly found in 'dung gas'.
Answer: - Methane
11.: - Which of the following diet provides nutrients for growth of new tissues in human body?
Ans: - Cheese
12.: - Which of the following is a flying lizard?
Ans: - Draco
13.: - Which acid is found in grapes?
Ans: - Tartaric acid
14.: - Study of cancer related diseases is called
Ans: - Oncology
15.: - Which is the only snake nest?
Ans: - King Cobra
16.: - Which is the largest fish found in India?
Answer: - whale shark
17.: - Pulses are a good source of
Ans: - Protein
18.: - Why does native ghee smell fragrant?
Ans: - Due to diacetyl
19.: - Which color deflection is more in the rainbow?
Answer: - Red color
20.: How many colors are there in the ray of sun?
Answer: - 7
21.: - Who is the inventor of 'typewriter'?
Ans: - Sholes
22.: - What is called vinegar in Latin language.
Ans: - Assetam
23.: - With which machine the purity of milk is measured?
Ans: - Lactometer
24.: - Which is the highest metal element found on Earth?
Answer: - Aluminum
25.: - Pearl is mainly made up of which substance?
Ans: - Calcium Carbonate
26.: - Which element is found in maximum quantity in human body?
Ans: - Oxygen
27.: - What is the botanical name of mango?
Answer: - Mangifera Indica
28.: - Chikori powder mixed with coffee powder is obtained
Ans: - By roots
29.: - What is the best source of Vitamin-C?
Ans: - Amla
30.: - Who produces the highest intensity sound?
Answer: - Tiger
31.: - Which is the longest cell in the human body?
Ans: - Nerve cell
32. - Teeth are mainly made up of which substance?
Ans: - of dentine
33. - Which animal has the shape of foot slippers?
Ans: - Parametium
34. - Protein is not found in which of the following substances?
Ans: - Rice
35. - About how many grams of human brain?
Answer: - 1350
36 .: - is a metal found in blood
Ans: - Loha
37 .: - Which acid accumulates in the muscles causes tiredness?
Ans: - Lactic acid
38 .: - Example of fermentation
Ans: - Sourness of milk, formation of food bread, sourness of wet flour
39. - How many eyes does earthworm have?
Ans: - Not a single
40. - Carrot is a rich source of which vitamin?
Answer: - Vitamin A