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Learn UPSC MCQs with answers [Page 9 of Department 85]
A clear cloudless day-time sky is blue because molecules in the air dissipate blue light from the sun more than they dissipate red light. When we look towards the sun at sunset, we see red and orange hues on the grounds because the blue light has been scattered out and away from the line of sight.
83) The weight of an object will be minimum when it is placed at ?
(A) The North Pole
(B) The South Pole
(C) The Equator
(D) The center of the Earth
Correct Answer - Option
(D)
Explanation :
The weight of an object is minimum when it is placed at the center of the earth because when an object is in the center, it experiences gravitational pull from all directions.
84) Select the four statements about Plasmodium that are true.
A) Inside an infected mosquito, haploid gametes fuse, forming a diploid zygote that develops into an oocyst
B) Plasmodium cells infect two specific types of cells in humans.
C) Inside an infected mosquito, haploid gametes fuse, forming a haploid zygote that develops into an oocyst.
D) When a mosquito bites a human with malaria, diploid Plasmodium cells enter the mosquito.
E) Plasmodium cells are transferred to humans through mosquito saliva.
F) The life cycle of Plasmodium involves only haploid forms.
G) The complete life cycle of Plasmodium requires two hosts.
85) Barbara creates a table of the six essential nutrients
Macronutrients : Micronutrients
Carbohydrates : Fats
Proteins : Vitamins
Water : Minerals
Where did Barbara make an error in placement of a nutrient?
You are learning MCQ Questions of UPSC Department : 85 | Page : 9
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